XRAY XB4 - 2WD 1/10 ELECTRIC OFF-ROAD CAR
Manufacturer:
Xray
RC DisCo Part No:
XR360500
Out of Stock - Discontinued Product€324 (RRP inc. VAT)
Chassis
Revolutionary & unique chassis design
First 1/10 off-road 2WD chassis with Multi-Flex Technology™
CNC-machined Swiss 7075 T6 alu backbone provides stability and stiffness, allowing torsional flex
Precision-engineered composite chassis plate absorbs vibration and works with Multi-Flex Technology™ to allow independent front and rear flex adjustment
Top deck comprised of graphite top deck and alu front brace connected via bushing
Front, center, and rear drivetrain bulkheads keyed to composite frame
Super-easy and fast diff access
Lengthwise & lateral reinforcing braces
Integrated 25° front pre-angle
Well-designed layout for optimum weight distribution and balance for carpet and astro surface
Smart & innovative motor mount with eccentric mounting plate gives solid mounting, and allows for quick & easy mesh adjustment
Composite battery straps
CNC-machined shock towers made from premium-grade 3.0mm thick graphite material, includes variable shock mounting positions
Optional weight mounting positions
Beefy 6mm thick body posts
Suspension
ISS™ suspension holders for quick & easy suspension geometry setting
Complete set of CNC-machined Swiss 7075 T6 alu eccentric bushings included
Suspension arms made from exclusive composite mixtures, perfect balance of reliability and performance
CNC-machined SFA™ graphite stiffeners for quick & easy flex adjustment (optional)
Wheelbase adjustment for frontward/rearward weight balance adjustment, or wheelbase shortening/lengthening
Caster blocks made from lightweight & robust composite mixture have preset 6° caster angle
Tiny & tough steering blocks molded from special composite mixture for maximum strength
Compact, strong rear uprights with multiple upper & lower roll center mounting position
Anti-roll bars made of special spring steel, interchangeable between front & rear
Drivetrain
Shaft-driven 2WD drivetrain with 1:2.5 internal ratio
Adjustable central slipper clutch made with HUDY Spring Steel™ and ultra-efficient SLS material, gives quick & easy tuning of power delivery from motor to drivetrain
CVDs made from world-renown HUDY Spring Steel™ have the world’s thinnest but most durable drive shafts used in electric off-road cars
CVD assembly features composite safety collars to ensure a captured mounting pin
Drive shafts are hardened by a proprietary process, providing unbeatable lifespan and reliability
Precision-molded, lightweight, robust 81T spur gears
Lightweight 14mm wheel hex drive hubs CNC-machined from Swiss 7075 T6 black-coated alu
Full set of 18 high-speed, blue-sealed ball-bearings, degreased and oiled with Aero Shell® Fluid 12
Differentials
Super-smooth, super-light maintenance-free composite gear differential is ideal in most types of tracks
Adjustable gear differential stiffness via oil viscosity
Super-lightweight diff outdrives made from HUDY Spring Steel™ are hardened for extended lifespan and reliability
Optional externally-adjustable ball differential for low-traction tracks
Steering
Dual-arm steering system is simple yet effective
Integrated easily-adjustable servo saver
Quick & easy Ackermann and bumpsteer adjustment
Shocks
Big-bore, membrane-less shock absorbers for easy, consistent building and rebound setting
Up-stop and down-stop travel adjustment
CNC-machined shock body, lower nut and bleed shock caps made from Swiss 7075 T6 alu for maximum strength, hardcoated for extra durability
Super-precise Delrin™ molded shock pistons
Shock rods machined from special steel material, precision hand-ground for maximum smooth operation, and additionally hardened for increased lifespan
SLP aluminum shocks have been shortened by more than 7mm to provide maximum stability under all track conditions, while reducing traction roll under high-traction conditions
Specially-designed shock springs compliment new big bore shocks; available in linear or progressive
Shock springs are manually selected for maximum precision, equal length, and equal damping characteristics, laser-engraved for easy identification
Premium silicone shock oils created specially for XRAY use industry-standard cSt ratings
Body, Wing & Wheels
DMX high-performance, low-profile aerodynamic body specially designed by XRAY for perfect fitment and optimal downforce, made from premium-quality Lexan® material
Stylish, effective rear wing made from strong Lexan® material perfectly complements new DMX body
Specially-designed XB4 wheels are perfect for high-performance racing, featuring aerodynamic shape and special reinforcing ribs
Assembly, Set-Up & Support
Premium 3D full-color Instruction Manual & supplementary sheets
To fully understand the set-up possibilities we recommend the legendary HUDY Set-up Book (available for download exclusively at www.hudy.net) which is loaded with over 50 pages of high-quality pictures and easy-to-read RC car set-up explanations
Exclusive Virtual Online Setup Sheet database with thousands of set-up sheets for race tracks around the world
Premium, unmatched XRAY online support
Adjustment Possibilities:
Fully-adjustable front and rear suspension geometry: caster, camber, toe, kick-up, anti-squat, ride height, downstops, track-width, roll center, wheelbase
Multi-Flex Technology™
ISS™ holders and machined inserts
SFA™ graphite plates for suspension arm flex adjustment
Adjustable gear differential stiffness via oil viscosity
Roll center upper & lower adjustment, front and rear
Adjustable HUDY aluminum turnbuckles (steering, front & rear upper links)
Multiple upper and lower shock mounting locations at front and rear
Adjustable Ackermann and bump steer
Adjustable front and rear anti-roll bars
Chassis pre-drilled holes for weight balance adjustment
XB4 2WD Specs:
| Dimensions | |
|---|---|
| Class: | 1/10 electric 2WD off-road car |
| Width: | Adjustable 245-250mm |
| Length: | 362mm |
| Wheelbase: | Adjustable 284-290mm |
| Weight: | 800g |
| Ready-to-run weight: | 1615g |
| Chassis | |
| Chassis: | CNC-machined Swiss 7075 T6 aluminum |
| Chassis tray: | Composite 1-piece |
| Front upper deck: | Machined 2.1 mm laminated carbon graphite |
| Suspension | |
| Suspension: | Adjustable suspension via Integrated Suspension System I.S.S. |
| Rear suspension: | Lower arm with adjustable upper camber link |
| Front suspension: | Lower arm with adjustable upper camber link and with 6° caster blocks |
| Rear upright: | Composite 0° toe-in with dual arm mounting and 3 roll center positions |
| Shocks: | Big bore membrane free shock absorbers with Delrin pistons |
| Shock towers: | Machined 3.0 mm laminated carbon graphite (front + rear) with multiple shock mounting and camber link roll center positions |
| Drivetrain | |
| Type: | 2WD |
| Primary: | Pinion / spur |
| Drive shafts: | HUDY Spring Steel™ CVD drive shafts |
| Central shafts: | HUDY Spring Steel™ Direct Connection Shaft™ |
| Differentials: | Sealed gear differential, 6 gear, silicone-filled |
| Slipper clutch: | Adjustable |
| Bearings: | Rubber-sealed high-speed bearings |
| Gearing | |
| Primary ratio: | 1:2.5 |
| Differential pinion: | 14T front |
| Differential crown gear: | 35T front |
| Spur gear: | 81T (84T option) |
| Motor pinion: | Not included |
| Geometry | |
| Camber: | Adjustable front + rear |
| Front Caster: | 6° static +23°~27° caster in chassis = 29°~33° total caster range |
| Toe-in: | Adjustable front + rear |
| Downstops: | Adjustable front + rear |
| Front kick-up: | Adjustable 23°~27° |
| Rear anti-squat: | Adjustable 1° ~ 5° |
| Anti-roll bars: | 1.2mm front / rear |
| Ackermann: | Adjustable |
| Bump steer: | Adjustable |
| Steering: | Centrally-positioned dual steering system |
| Body, Tires, Wheels & Misc | |
| Body: | XRAY XB4 DMX body |
| Tires: | Not included |
| Wheels: | XRAY Aerodisk 14mm Wheel hex hub |
| Adjustment Possibilities Standard adjustment: | Camber, toe-in, caster, track width, wheelbase, kick-up, anti-squat, roll center, Ackermann, bump steer |
| Instructions: | Full-color manual with 3D graphics (40 pages) |
| Set-up book: | Not included. HUDY 2-color off-road set-up book (40 pages) can be downloaded in the „Download section“ and it shows 1/8 off-road models in photographs contained within it. However, the methodology and set-up theory are the same for all modern 1/10 off-road cars. |
| Packaging: | Carton box with vinyl bags with parts |
| Additionally included: | HUDY Graphite Grease, Silicone Oils, Authentication Certificate, Set-up sheet, Parts list & Exploded view, Decals |
| Items Not Included | |
| Radio system (transmitter and receiver), steering servo, motor, pinion gear, LiPo battery packs, speed controller, charger, tires, inserts, double-sided tape, CA glue, bearing oil, medium-grade (blue) threadlock, universal tool for all nuts and turnbuckles and other tools |
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