Nicolas Petit

XRAY News: The all-new XRAY XB8E to be released 1st August

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The all-new XB8E is an Electric Evolution of the new XB8 platform…designed & built based on one of the most successful 1/8 off-road cars. The XRAY off-road R&D team – including Chief Designer Juraj Hudy and European Champions Martin Bayer, Reno Savoya & Miguel Matias – have combined their knowledge, expertise and dedication to transform the XB8 into the most advanced 1/8 electric off-road car. Extensively tested in real race conditions by the Factory Racing Team around the world, and finely tuned to provide you the fastest & best handling car to bring you to victory.

Evolution... Extreme... Excellence... Exclusive... Electric...XB8E

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  • CNC-machined chassis made from 3mm high-quality Swiss 7075 T6 aluminum
  • Strategic machining for ultra-light weight and uncompromised strength & rigidity
  • XRAY Multi-Flex Technology™
  • Optimized weight distribution and balance
  • Motor parallel with chassis centerline, center diff positioning for straight-line central drive shafts
  • Countersunk screw holes on chassis bottom for smooth underside
  • Pre-drilled holes for additional balancing weights
  • Pre-drilled centerline holes for use with HUDY Chassis Balancing Tool
  • 1-piece electronics assembly is compact and easy to remove
  • Large, easy-access, molded composite radio case
  • Extremely durable diff bulkheads provide easy diff access for tuning and maintenance
  • Extra-thick, premium-grade graphite shock towers
  • Front & rear stiff composite braces


  • High-grade, CNC-machined 2-piece aluminum motor mount for easy gear mesh adjustment


  • Conventional shaft-driven 4WD off-road drivetrain
  • Front & rear gear differential with adjustable oil viscosity featuring 46T crown gears and 14T pinion gears
  • Central differential with adjustable oil viscosity featuring 46T spur gear
  • Front, central, and rear CVD drive shafts manufactured from HUDY Spring Steel™
  • Central larger and stronger outdrives feature protective rubber boots, thick 3mm pins, and a protective locking ring
  • Ultra-lightweight 17mm wheel hex drive hubs CNC-machined from Swiss 7075 T6 black-coated aluminum
  • Full set of 24 high-speed, blue-sealed ball-bearings ensure maximum efficiency


  • High-precision gear differentials
  • Rubber-sealed composite differential housings with steel inserts
  • Differential internal gears made from pressed steel, heat treated, and machined for ultra-high precision and smooth operation
  • Super-lightweight diff outdrives machined from HUDY Spring Steel™
  • Easy access to center differential
  • Center diff housing is sized to accommodate optional spur gears
  • Differential main gears manufactured from HUDY Gear Steel


  • XPBS™ (Pivot Ball Suspension) is a unique concept, an XRAY innovation, and smart R&D design
  • Ultra-robust pivot ball suspension with integrated suspension geometry adjustment; different kingpin plates being the only optionally-available tuning parts
  • Integrated Suspension Settings™ (I.S.S.) for quick & easy suspension geometry setting
  • Suspension arms with optimal length, thickness, flexibility, geometry of suspension points, and material characteristics
  • Suspension arms are the result of extensive design knowledge and exhaustive testing
  • Exclusive composite mixtures developed in-house by XRAY offer the perfect balance between reliability and performance, rigid enough to provide a responsive feel yet soft enough to survive extra-long main events and impact
  • Extra-strong and robust front upper arms
  • Super-lightweight composite steering block and stiff Swiss 7075 T6 kingpin plate
  • Super-lightweight composite rear upright block and stiff Swiss 7075 T6 mounting plate
  • HUDY Spring Steel™ turnbuckles
  • Front & rear anti-roll bars manufactured from spring steel material


  • Simple yet effective dual-arm steering system
  • Integrated, easily adjustable servo saver
  • Swiss 7075 T6 aluminum steering plate
  • Quick & easy Ackermann and bumpsteer adjustment
  • HUDY Spring Steel™ turnbuckles


  • Big-bore, long-stroke shocks for ultimate reliability and performance
  • Shock bodies are externally hardcoated
  • Shock body external threading for quick & easy spring preload adjustment
  • Robust 3.5mm super-smooth polished shock shafts
  • Longer shock shafts & shock collar for increased downtravel
  • Ultra-fine shock protective rubbers for superior sealing against dirt
  • Big-bore pistons made from Delrin™ material for smooth operation and durability
  • Specially-formulated rubber shock membrane ensures equal damping
  • Lower shock assembly features multiple high-quality silicone O-rings for smooth, free, leak-free operation
  • Specially-designed shock springs have been specifically designed to complement the big-bore shocks
  • Shock springs are manually measured, selected and matched into pairs to guarantee precisely equal length and damping characteristics
  • Linear or progressive shock springs available
  • XRAY Premium Silicone Oils are manufactured in Europe by a specialized premium silicone oil manufacturer. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality batch-to-batch. Based on the industry-standard cSt rating, the new line of oils will be easy to identify, adjust, and feel.

Body & Wing

  • High-quality, low-downforce, low-profile, aerodynamic Lexan™ body perfectly fits the car and works in most track conditions
  • Tough composite side guards protect the car from side hits. The side guards perfectly fit the chassis and seal against dirt
  • The side guards are specifically engineered as a part of the Multi-Flex™ adjustment system
  • Stylish, effective, and strong rear wing is made from strong special composite mixture, designed to survive severe abusive and extreme crashes while keeping its shape
  • Rear wing holders made from special composite mixture to withstand abuse and crashes, and feature several different wing mounting positions
  • Optional mud guards may be easily installed on the rear suspension arms to protect the rear drivetrain in wet and dirty track conditions

Assembly & Support

  • Premium 3D full-color Instruction Manual & supplementary sheet
  • Exclusive Virtual Online Setup Sheet database with thousands of setup sheets for race tracks around the world
  • Premium, unmatched XRAY online support

Adjustment Possibilities:

The XB8E features fully-adjustable front and rear suspension geometry. For quick & easy adjustment, we recommend using set-up tools and accessories from HUDY, the world leader of RC tools. The extensive and impressive range of adjustment possibilities includes:

  • Caster
  • Camber
  • Toe
  • Kick-up
  • Anti-dive
  • Anti-squat
  • Ride height
  • Downstops
  • Track-width
  • Lower roll center
  • Upper roll center
  • Roll center positions
  • Bump steer
  • Wheelbase
  • Ackermann
  • Adjustable shocks
  • Adjustable front and rear diffs
  • Adjustable XRAY Multi-Flex™

All specifications are subject to change without prior notice. Pre-production prototype is shown. Final specifications may slightly vary. In some pictures optional parts may be shown. All option parts are not included and must be purchased separately. The color of some aluminum parts may vary from kit to kit and some of the kits may not include all the orange or black parts as shown. Some of the spare parts or option parts may not be available at the moment in the orange or black color as shown. Some of the pictures show colored stickers on wing and radio tray, these are not included in the kit and are used in photos only for promotional purposes. The racing body included in the box is clear and unpainted.

XB8E Specs:


Length : 490mm

Chassis length : 402.5mm

Wheelbase : 320~332mm

Width : 310mm

Weight : 2048g

Approximate running weight : 3500g


Chassis : CNC-machined 3mm Swiss 7075 T6 hardcoated aluminum

Receiver tray : CNC-machined 2.2mm graphite

Radio case : Composite

Front upper deck : CNC-machined 2.5mm graphite

Central diff upper deck : CNC-machined 2.2mm graphite

Braces : Composite braces (front / rear)


Suspension : XPBS™ fully adjustable suspension

Rear suspension : Lower H-arm with adjustable upper camber link

Front suspension : Zero kingpin suspension ball suspension, 14° kingpin plate

Composite with dual arm mounting and 2 lower roll center positions and upper aluminum

Rear upright : Plate with 4 upper roll center positions and adjustable roll center height with adjustable shims

Shocks : Big-bore shocks with various shock pistons featuring Delrin™ pistons and with protective rubber folding shock boots.

Shock towers : Front 4.0mm graphite, rear 3.5mm graphite


Type : Full-time shaft-drive 4WD w/ center differential

Primary : Steel spur gear / pinion

Drive shafts : HUDY Spring Steel™ CVD drive shafts

Central shafts : HUDY Spring Steel™ CVD drive shafts

Differentials : Sealed, 6 gear, silicone-filled

Bearings : Rubber-sealed


Pinion : 14T front / rear

Crown gear : 46T front / rear

Pinion gear : not included

Spur gear : 46T

Primary ratio: 3.33 : 1

Final gear ratio: 11.79 : 1

Body, Tires, Wheels & Misc.

Body : Low Downforce body

Tires : Not included

Wheels : Not included, standard 17mm hub

Adjustment possibilities

Standard adjustment : Camber, caster, toe-in, wheelbase, kick-up, anti-squat, lower & upper roll centers, kingpin, Ackermann, bump steer, Multi-Flex™, weight balance

Items not included Electric Motor, Electronics (Radio, Receiver, Steering Servo, Battery Pack, Speed Controller), Pinion gear, Wheels, Tires, Tools, Wheel tool, Paint, Battery Charger, Bearing Oil, Threadlock, CA Glue, Universal tool for all nuts and turnbuckles, Set-up Book.

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