Designed, developed, and fully manufactured in-house at the XRAY factory in Slovakia, Europe, using the most high-tech German and Swiss machines and premium European materials, crafted with XRAY's trademark attention to detail by our production specialists. The X1 is truly a masterpiece.
All-new chassis with narrowed front suspension pivots increases stability & traction. Chassis features mounting hole for servo saver with key lock system. The rear part of the chassis has larger opening for extra cooling of the engine. Front part of the chassis features mounting hole for additional weight installment to place the weight as low as possible.
The lightweight chassis is CNC-machined from premium Swiss 7075 T6 aluminum, strategically machined in low-stress areas to make it as light as possible without adversely affecting strength or rigidity.
New chassis with narrowed front suspension pivots increases stability & traction. The servo saver mounting location includes a key lock system for improved reliability. The rear of the chassis has a larger opening for extra engine cooling and better flywheel access. The front of the chassis has an additional mounting hole for weight installment to secure the weight as low as possible.
The lightweight chassis is CNC-machined from premium Swiss 7075 T6 aluminum, strategically machined in low-stress areas to make it as light as possible without adversely affecting strength or rigidity.
Hard composite suspension arms combined with the improved central chassis flex keeps the suspension geometry stable while the flex is transferred through chassis and radio plate to maintain traction.
The NT1 suspension arms are the result of long-term testing of different designs and layouts. Length, thickness, flexibility, geometry of suspension points and materials used… these are all the concepts and details that had to be thoroughly reviewed to create optimal suspension arms.
The exclusive composite mixture used for suspension arms is a perfect balance between reliability and performance. The suspension arm itself is rigid enough to provide a responsive feel, yet soft enough to provide extreme durability.
Hard composite suspension arms are now included for improved handling.
The NT1 suspension arms are the result of long-term testing of different designs and layouts. Length, thickness, flexibility, geometry of suspension points and materials used… these are all the concepts and details that had to be thoroughly reviewed to create optimal suspension arms.
The exclusive composite mixture used for suspension arms is a perfect balance between reliability and performance. The suspension arm itself is rigid enough to provide a responsive feel, yet soft enough to provide extreme durability.
Hard composite suspension arms are now included for improved handling.
The NT1 suspension arms are the result of long-term testing of different designs and layouts. Length, thickness, flexibility, geometry of suspension points and materials used… these are all the concepts and details that had to be thoroughly reviewed to create optimal suspension arms.
The exclusive composite mixture used for suspension arms is a perfect balance between reliability and performance. The suspension arm itself is rigid enough to provide a responsive feel, yet soft enough to provide extreme durability.
Lower down-stop mounting holders without the eccentric geometry make the car easier to set suspension down-stops.
The milled pockets in chassis allow the bulkheads to sit lower for decreased CG. All bulkheads are simplified with a lightweight design. All-new front aluminum bulkheads accommodate new upper arm holder with adjustable flex. The rear aluminum bulkheads have a 2mm wheelbase adjustment. New simplified aluminum 2-speed shaft holders eliminate unnecessary braces to make the chassis more flexible, while the wider positioning provide improved support for the 2-speed shaft.
The aluminum bulkheads provide optimal stiffness & flex characteristics for better steering characteristics, even when using hard spec tires.
All bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to provide the lightest & strongest framework for the car.
The milled pockets in chassis allow the bulkheads to sit lower for decreased CG. All bulkheads are simplified with a lightweight design. All-new front aluminum bulkheads accommodate new upper arm holder with adjustable flex. The rear aluminum bulkheads have a 2mm wheelbase adjustment. New simplified aluminum 2-speed shaft holders eliminate unnecessary braces to make the chassis more flexible, while the wider positioning provide improved support for the 2-speed shaft.
The aluminum bulkheads provide optimal stiffness & flex characteristics for better steering characteristics, even when using hard spec tires.
All bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to provide the lightest & strongest framework for the car.
Redesigned front upper arm holder features new roll center positions in all 9 positions. The redesigned lightweight front upper arm holder features an additional flex setting by connecting the holder to the front bulkhead from the side to reinforce the assembly.
The chassis flex on the NT1 is adjusted in front to control traction and responsiveness, while the center and rear of the car have optimized fixed flex settings for the best overall balance. The front chassis flex is adjusted in 4 different areas:
The new front upper bulkhead brace is used for easy flex adjustments. The car has more stability with the brace installed and it will create more traction and steering when the brace is removed.
The receiver box was completely redesigned. The new lightweight shape is ultra-compact and can be positioned lower and closer to the chassis centerline for better weight distribution.
Thanks to the new compact receiver box, the radio tray layout has space to move the throttle servo more rearward with the receiver box located in the middle. The steering servo holders are also redesigned.
The rear tray holders are super lightweight and reinforced in critical areas to eliminate breakage. Fuel tube holders may be mounted directly on the radio tray for a cleaner look.
Thanks to the new compact receiver box, the radio tray layout has space to move the throttle servo more rearward with the receiver box located in the middle. The steering servo holders are also redesigned.
The rear tray holders are super lightweight and reinforced in critical areas to eliminate breakage. Fuel tube holders may be mounted directly on the radio tray for a cleaner look.
The redesigned servo saver has a shorter stand to match the lowered radio tray height and a key-lock system that ensures the servo saver will stay secured even during chassis flex in extreme conditions.
The centralized servo saver is ball-raced for super-precise and smooth operation, with an adjustable spring collar for fine tuning of the preload. The servo saver also features easily adjustable Ackermann positions that greatly influence the steering characteristics, allowing the NT1 to be tuned for all driving styles and track conditions.
Servo saver features a key-lock system that ensures the servo saver will stay secured even during chassis flex in extreme conditions.
The centralized servo saver is ball-raced for super-precise and smooth operation, with an adjustable spring collar for fine tuning of the preload. The servo saver also features easily adjustable Ackermann positions that greatly influence the steering characteristics, allowing the NT1 to be tuned for all driving styles and track conditions.
2-speed shaft transmission features new lightweight one-way carrier for reduced rotating weight and longer collar for the fixed position of the pulley on the 2-speed shaft. The 2-speed carrier features a ribbed profile for improved, more consistent shifting. Machined from lightweight Swiss 7075 T6 aluminum.
New rear aluminum bulkheads have a 2mm wheelbase adjustment for the lower and upper arms for easy traction tuning.
Wheelbase can be easily adjusted using shims on the front and rear suspension. Moving the arms towards the front or rear can also be used to fine-tune weight balance.
The rear arm mounts were redesigned to use the square composite bushings from the T4 and XB4 cars.
The outside position of the square insert places the rear arms at the same width as it was on the previous NT1s.
The inner position choices narrow the pin locations to help generate more rear traction and improve stability.
The narrow positions are recommended on low-medium traction tracks as it helps to improve rear traction and stability of the car on-power.
The wider positions are recommended to use on high tractions tracks as the car has better rotation and off power steering.
Redesigned rear suspension holders and milled pockets in the chassis plate lower the inner suspension pin height to generate more traction when needed. The new rear lower suspension mounts move the lower arms 2.0mm closer together for improved traction and stability, and the longer rear suspension pins allow for wider range of wheelbase adjustments.
The front & rear lower suspension holders are fully independent from the bulkheads, mounting directly to the chassis to increase traction and make the car easier to drive.
The suspension mounts are CNC-machined from premium Swiss 7075 T6 aluminum to provide the lightest & strongest framework for the car.
To improve anti-roll bar performance, the aluminum outer collars were redesigned to eliminate collisions and the inner cut collars are redesigned to reduce play in the assembly.
The wire anti-roll bar is mounted from the outside of the bulkheads for quick & easy changes and adjustment. The wire roll bar rotates in ball-bearings for maximum precision and freedom of movement. Anti-roll bar height can be quickly & easily adjusted.
To improve anti-roll bar performance, the aluminum outer collars were redesigned to eliminate collisions and the inner cut collars are redesigned to reduce play in the assembly.
The wire anti-roll bar is mounted from the inside of the bulkheads for quick & easy changes and adjustment. The wire roll bar rotates in ball-bearings for maximum precision and freedom of movement. Anti-roll bar height can be quickly & easily adjusted.
The rear anti-roll bar wire was redesigned to align with the narrower suspension geometry and eliminate interference with other suspension components. The aluminum cut collars are also redesigned to remove any excess play.
The wire anti-roll bar is mounted from the outside of the bulkheads to allow quick & easy changes and adjustment. The wire roll bar rotates in ball-bearings for maximum precision and freedom of movement. Anti-roll bar height can be quickly & easily adjusted as well.
The rear anti-roll bar wire was redesigned to align with the narrower suspension geometry and eliminate interference with other suspension components. The aluminum cut collars are also redesigned to remove any excess play.
The wire anti-roll bar is mounted from the outside of the bulkheads to allow quick & easy changes and adjustment. The wire roll bar rotates in ball-bearings for maximum precision and freedom of movement. Anti-roll bar height can be quickly & easily adjusted as well.
Easily-adjustable 3-shoe XCA clutch features new ultra-stabile clutch spring for more reliable clutch setting. The clutch set features also clutchbell, clutch nut, flywheel nut, and thrustbearing collar made from exclusive HUDY Spring Steel™.
The reverse clutch design provides smoother and faster acceleration, while increasing the lifespan of the clutch shoe. The hardcoated flywheel, clutch disc, and spring cup are made from premium Swiss 7075 T6.
New longer front lower pivot balls are used to offset the narrower front suspension pivot point and retain full width adjustments.
The RX8 pivot ball suspension contains precision pivot balls that are specially hardened to better withstand harsh crashes and extend their lifespan. A total of eight (8) pivot balls are included and are captured by strong M10 composite nuts to minimize weight and give smooth suspension movement.
Standard pivot balls are made from steel for maximum durability and lifespan. For those who are focused on minimizing unsprung weight, optional lightweight aluminum and titanium pivot balls are available.
New longer front & rear lower pivot balls are used to offset the narrower front & rear suspension pivot points, extending the effective arm length and retaining full width adjustments.
The NT1 pivot ball suspension contains precision pivot balls that are specially hardened to better withstand harsh crashes and extend their lifespan. A total of eight (8) pivot balls are included and are captured by strong M10 composite nuts to minimize weight and give smooth suspension movement.
Graphite roll-center bridge made from thicker 4mm material removes unwanted flex of the rear suspension and improves cornering speed.
The roll-center bridge features six roll-center positions for the rear upper linkage (identical to previous versions).
To improve aerodynamics and provide additional body protection, the kit features a wider front lower bumper. The graphite upper bumper holder is also redesigned with and ultra-lightweight design. Both composite and graphite front upper bumper holders are included.
New guide pins replace standard threaded screws for smoother brake operation.
New guide pins are used instead of standard screws for smoother brake pad movement.
The brake pads are made from the SLS material for smoother, more consistent braking.
Brake inputs are transferred precisely to the brakes by the ball-raced, super-smooth brake cam. The steel brake cam is machined from self-developed HUDY Spring Steel™ to ensure the longest possible lifespan, maximum strength, and lowest weight. Brake pad backing plates are made from laser-cut steel.
The laser-cut, precision flat-ground ventilated steel brake disk allows for true, wobble-free rotation
New guide pins are used instead of standard screws for smoother brake pad movement.
The brake pads are made from the SLS material for smoother, more consistent braking.
Brake inputs are transferred precisely to the brakes by the ball-raced, super-smooth brake cam. The steel brake cam is machined from self-developed HUDY Spring Steel™ to ensure the longest possible lifespan, maximum strength, and lowest weight. Brake pad backing plates are made from laser-cut steel.
The laser-cut, precision flat-ground ventilated steel brake disk allows for true, wobble-free rotation
To improve out of the box performance, the NT1 comes equipped with LONG springs C4.0 in front and C4.5 in rear. To allow proper ride height using the longer springs in front, the new lower spring collars are included.
The NT1 springs, like all other XRAY springs, are manually measured, selected, and matched into pairs to guarantee precisely equal length and damping characteristics.
For those who preffer longer fule tube system the radio tray features tube holders for clean installation.
Some information shown below may include details from previous kits, and it may vary slightly from current kit specifications.
All-new brake disc adapter is lighter by 25% to reduce the rotating mass for faster acceleration and improved braking response.
The aluminum front middle shaft holder is inserted into the chassis for better centering.
The smart design allows easier access to the front belt and pulley for quick & easy front belt changes and maintenance.
The muffler mounting system is incorporated into the front middle shaft holder. This design helps to ensure that the muffler is mounted independently from the radio plate and chassis so there is no flex transfer. The extra-long muffler wire fits all standard mufflers.
The rear graphite stiffener – made from 2mm graphite material – was designed to enhance the flex characteristics around the engine area. The brace is mounted on the right side between the 2-speed bulkhead and the adjacent aluminum radio plate mount. The graphite stiffener provides optimized flex characteristics and can be easily removed when extra steering needed. An optional rear stiffener link is available to offer an in-between stiffness setting.
The 75cc fuel tank with hypertonic tank lid and internal stone-type filter is positioned in the center of the car, and features a unique low-profile design to allow the fuel tank to sit as low as possible. The fuel tank is mounted with rummber grommets and O-ring with a special screw to reduce vibration. With extra space around the fuel tank in the radio plate, the fuel tank has greater movement in all directions which improves fuel pickup and scavenging as fuel is used up.
The fuel tank is molded from a special composite mixture which guarantees it to be extremely strong and robust. The fuel tank is glued together using a special self-developed robotic system that ensures maximum accuracy and precision in pre-heating and gluing.
The receiver battery pack is located beneath the fuel tank to help create a low CG. Using the optional micro-size receiver battery pack allows the fuel tank to be lowered by another 3mm, creating an ultra-low nitro touring platform.
The battery holder allows to fit the most common LiPo or LiFe batteries. The receiver battery pack can be easily removed from below the fuel tank by a quick access composite cover at the bottom of the chassis.
Optional graphite cover contains a special CNC-machined pocket in which to place the batteries, allowing the batteries to sit as low as possible. The main feature of the graphite cover is its integrated Multi-Flex Technology™ functionality to additionally reinforce the chassis in the vertical plane.
Graphite rear shock tower is machined from thicker graphite 3.5 material for improved high-speed steering. Body posts are mounted wider on the shock tower for better stability.
Machined from premium grade 2.5mm (front) and 3.5mm (rear) graphite, the shock towers are small and lightweight. The well-proven shock mounting positions remain unchanged.
The shocks provide maximum traction and steering characteristics, and optimized up & down travel. Long shock bodies accommodate the long shock shafts, and pistons are made from special white Delrin™ material with optimized hole number and sizes.
Shock rods have been specifically hardened to ensure long life and maximum strength.
The set of pistons include 2 and 3-hole pistons with 1.0, 1.1, and 1.2mm diameter holes. The pistons are molded using special methods from Delrin™ material to ensure extreme roundness, while maintaining maximum stiffness and durability.
Shock bodies are CNC-machined from premium Swiss 7075 T6 aluminum and hardened to ensure maximum lifespan. External fine threading allows for quick & easy ride height adjustment. The shocks feature low-profile membranes for super-smooth, precise damping.
With the intelligent design and construction of all drivetrain parts, the transmission is supersmooth and low-friction. From the small diffs, through the efficient ratios and lightweight pulleys, to the high-speed lightly-oiled bearings and lightweight drivetrain parts, all parts are designed for maximum efficiency and durability.
The tiny drive shafts are manufactured from HUDY Spring Steel™, the most effective drive shaft material by the industry leader HUDY. Self-developed HUDY Spring Steel™ ensures the longest possible drive shaft life, maximum strength, and lowest weight.
NT1 front constant velocity drives (CVDs) and rear dogbone drive shafts are manufactured from HUDY Spring Steel™. The drive shafts are some of the world‘s thinnest yet most durable drive shafts used.
The rear drivetrain features dogbone drive shafts which help to generate more traction for the car. To accommodate the dogbone style drive shafts, the rear wheel axles were also updated.
Hardened with a proprietary process, the drive shafts provide unbeatable lifetime and reliability.
The diffs in the NT1 are small and light, ensuring lowest rotating mass and lowest CG. Rubber-sealed composite differential housings are molded from a special composite mixture that ensures non-expansion and non-deformation during operation and long runs, which would otherwise negatively influence the free movement of the gears inside. Differential gears are made from pressed steel, heat-treated and machined for ultra-precise and smooth operation.
All pulleys are molded from a special composite mixture to ensure low-friction operation, efficient and strong tooth profiles, and long lifespan.
The drivetrain includes PUR®-reinforced high-efficiency, low-friction drive belts to ensure that power is properly & efficiently transferred to all drivetrain parts.
Precision-molded spur gears are made from XRAY's exclusive secret blend of composite material, allowing the gears to run true and super quiet, and be robust enough to handle the power of a modern nitro engine.
The spur gears are molded with a special technique allowing the gears to be absolutely true thus improving the drivetrain efficiency. Each gear is stamped with a tooth number for easy identification.
The intelligent engine mount design allows the setting & fixing of the engine position to ensure optimal gear mesh. Thanks to the specially-shaped gear teeth, the gears always have the same gear mesh which ensures that the engine can be set in position without the need for constant fine-tuning.
After initial gear mesh is set, the engine position is permanently set; the engine can be installed & re-installed repeatedly without the need to re-adjust the gear mesh.
NT1 includes XRAY pinion gears machined from tough 7075 T6 alu and specially hardcoated for supreme strength, light weight, and high durability. Created on a special gear machine, all pinions feature ultra-precise tooth shaping and ultra-true running for vibration-free operation. Fine internal threading allows easy installation on XCA clutchbells (standard or lightweight versions). Each pinion is fine etched with the tooth number for easy & quick identification.
Redesigned engine mounts offer improved and more equal chassis flex under the engine area.
Both front & rear upper clamps feature integrated belt-tension adjustment using adjustable bearing eccentric holders. All ball-bearings turn in composite hubs to reduce friction and improve drivetrain efficiency.
The tiny yet tough steering blocks are molded from a special composite mixture for maximum strength. Thanks to perfect molding, bearings fit into the steering block without any extra play to give maximum stability.
The steering blocks were designed for use with an aluminum Ackermann plate which allows greate Ackermann and bump-steer adjustment range. The aluminum Ackermann plate is mounted to the steering block and features 3 different Ackermann positions.
The plate is also mounted lower compared to previous steering block designs, which allows the steering linkage to be moved lower to gain more bumpsteer (giving increased steering response and improved in-corner steering). Bump steer can be easily changed by adding or removing shims.
The kit includes 0° kingpin steering blocks. Optional 1° kingpin steering blocks are available for more in-corner steering.
The steering blocks also accommodate the mounting of optional graphite Aero discs for improved steering.
The compact rear uprights are small in size but are very strong due to the special composite mixture used. Thanks to perfect molding, bearings fit into the rear uprights without any extra play and therefore give maximum stability.
The rear uprights feature 2 positions for mounting the upper roll-center linkage, to allow changes to the roll-center position.
The rear uprights accommodate the mounting of optional graphite Aero discs for improved stability and traction.
Ultra-lightweight wheel hex drive hubs are CNC-machined from Swiss 7075 T6 black-coated aluminum. These ultra-true hex hubs have a clamping design which ensures ultra-solid mounting of the wheel on the hub.
The alu hex hubs are specially machined to reduce rotating weight while guaranteeing wobble-free wheel mounting.
Optional offsets of -0.75mm and +0.75mm are available to adjust track-width.
To guarantee maximum reliability, all turnbuckles are manufactured from special HUDY Spring Steel™ material for turnbuckles for maximum core strength.
Car holder features an eyelet which allows the fuel tank opener string to be captured securely and ensure more consistent refueling.
Adjustable side-belt tensioner is mounted directly to the aluminum radio plate holder instead of graphite mount that eliminates wear.
The centralized servo saver is ball-raced to ensure super-precise, smooth operation, and adjustable spring preload tension allows for fine tuning. The servo saver also features easily-adjustable Ackermann positions with easy-to-change inserts which greatly influence the steering characteristics, allowing the NT1 to be adjusted for driving styles and track conditions.
The NT1 is fully ball-bearing equipped and features high-speed, blue-sealed ball-bearings throughout the drivetrain for maximum drivetrain efficiency. The high-tolerance, high-performance bearings are degreased and lightly oiled with Aero Shell Fluid 12™ for maximum smoothness and long life. The main ball-bearings are oversized with extra-strong bearing frames to ensure smooth, efficient running even under extreme conditions.
The beefy 6mm thick body posts are made from special composite material that provides maximum strength but sufficient flex to reduce body post breakage, even if you flip the car on its roof. The body supports are rounded to have a better fit and provide better support to the car body.
The radio plate features an extra hole to allow the mounting of the center body mount which protects the body from deformation while refueling and also increases car stability in high‑speed corners.
HUDY Exclusive Silicone Oils are manufactured in Europe and each batch is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-standard cSt rating, the new line of oils will be easy to identify, adjust, and feel.
When following any set-up sheets by XRAY or XRAY team drivers, you can be sure that the oils you will get for your car are exactly same as those used by the factory racing team, thus ensuring very exacting set-ups and handling.
HUDY Exclusive Silicone Oils are manufactured in Europe and each batch is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-standard cSt rating, the new line of oils will be easy to identify, adjust, and feel.
When following any set-up sheets by XRAY or XRAY team drivers, you can be sure that the oils you will get for your car are exactly same as those used by the factory racing team, thus ensuring very exacting set-ups and handling.
The chassis design focuses on balanced weight distribution and weight transfer. The chassis features pre-drilled holes for additional weights for optimum car balancing. Centerline holes are pre-drilled for easy balancing with the HUDY Chassis Balancing Tool #107880.
The NT1 features fully-adjustable front and rear suspension geometry: caster, camber, toe, anti-dive, anti-squat, ride height, droop, track-width, front and rear wheelbase, Ackermann and roll-centers. For quick & easy adjustment, we recommend using set-up tools and accessories from HUDY, the world leader of RC tools.
The NT1 is one of the most adjustable nitro touring cars in the world. Whether you are a hardcore racing fanatic or a club-level sportsman, you can very easily adjust the NT1 to suit your racing style, race track type, and all track conditions. To fully understand the set-up possibilities we suggest the legendary HUDY Set-up Book, loaded with over 50 pages of high-quality pictures and easy-to-read RC car set-up explanations.
Whether you are a novice driver or an experienced racer, you can easily learn many set-up tips & tricks and improve your set-up skills, ultimately translating into improved racing performance with your NT1.
The HUDY Set-up Book is available for download exclusively at www.hudy.net
XRAY Instruction Manuals have become the industry standard; they are simply the best manuals you will ever get with an RC model car. Whether you are a first-time builder or an experienced racer, all instructions are straight-forward and easy to understand. The full-color Instruction Manual contains large 3D illustrations that show all assembly details in the easiest and most comprehensive manner.
XRAY Instruction Manuals have become the industry standard; they are simply the best manuals you will ever get with an RC model car. Whether you are a first-time builder or an experienced racer, all instructions are straight-forward and easy to understand. The full-color Instruction Manual contains large 3D illustrations that show all assembly details in the easiest and most comprehensive manner.
Owning an XRAY model racing car is an experience unto itself. Not only will you own the most premium luxury model racing car in the world, but you will also become a member of the prestigious family of XRAY owners with direct support and service from the XRAY factory. XRAY brings you the most up-to-date RC Web site on the Internet, with daily racing news and the latest product developments. If you have any questions, problems or comments, you can ask the XRAY Support Team or any XRAY Factory Team Driver on the XRAY support forum. You can even upload your own set-up sheets or download from the thousands of different set-up sheets available from around the world at the exclusive XRAY Virtual Set-up Sheet Database. And that is only the start of the VIP treatment you get by joining Team XRAY.