Xray XB9 1/8th scale buggy

Juraj Hudy and the Xray Engineering and Racing Teams have conceptualized and built the all-new XB9 platform based on long-term experience and achievements. The XB9 is all-new, featuring innovative Xray Multi-Flex adjustment, superior weight balance and weight distribution, easy chassis flex setting for traction and stability adjustment, and more forgiving and easy-to-control handling. Long-term tested by Team and regular drivers in all conditions, the innovative design focuses all the way down to the smallest details to increase performance, handling and reliability. All-new shocks feature completely redesigned parts which were real-world track tested as well as using special simulation equipment for extreme overload.

All-new features:
- All-new XB9 platform
- Innovative Xray Multi-Flex™ setting
- All-new and improved weight balance and weight distribution
- Easy chassis flex setting for traction and stability adjustment
- More forgiving and easy-to-control handling
- Long-term tested by team and regular drivers in all standard conditions
- Focus on smallest details to increase performance, handling, and reliability
- All-new shocks with completely redesigned parts were long-term tested at tracks and using special simulation equipment for extreme overload
- New drivetrain parts for increased performance, weight balance, traction, and reliability

All-new parts:
- New narrower chassis is more flexible in longitudinal direction and stiffer in lateral direction
- New chassis flex adjustment
- New radio box plate with batteries relocated to front
- New side guards with Multi-Flex™ adjustment offer improved side protection against dirt and protection of the fuel tank
- New high-downforce body with side guides and improved engine cooling
- New rear wing with increased side stability and increased downforce
- New  rear wing was specifically designed to work with the new body
- New more-reliable central drivetrain with larger outdrives and new central drive shafts with 3mm pins
- New drive shaft locking rings prevent the driveshaft from coming apart
- New drive shaft rubber covers protect the CVD drive shafts from dirt
- New front & rear drivetrain ratios feature 12T pinion gear and 40T diff gear
- New 13T clutch bell and central diff 46T spur gear
- New front & rear lowered shock towers with one-line optimized shock positions
- New big-bore, long-stroke shock construction featuring all-new shock parts
- New increased shock stroke for increased suspension down travel
- New reinforced shock ball-joints and shock balls with increased movement
- New hard coated shock bodies with black coating
- New lower shock nut with shock shaft centering
- New shock collar for increased suspension down travel
- New ultra-precise 6-, 8- and 10-hole shock pistons with different hole diameters
- New longer shock shafts
- New ultra-fine shock protective rubbers with new construction and mounting
- New rear uprights with dual holes for short and long arm mounting
- New rear suspension arm gives possibility to adjust the length of the arm depending on the track conditions
- New optimized shock positions on front & rear suspension arms
- New front suspension arms allow mounting of 5° king-pin steering block without needing to use offset wheel adapters
- New steering plate with 3 different Ackermann positions
- New improved, higher-precision servo saver
- New front brace
- New lightweight drivetrain parts
- New updated rear wing holders
- New body mounting via 1 front and 2 rear body mounts
- New sealing between body and side guards uses Velcro tape to prevent dirt getting to the chassis
- New central differential mounts

Details of all new parts:

New chassis:
New narrow, straight chassis is more flexible in longitudinal direction yet is stiffer in lateral direction. CNC-machined from Swiss 7075 T6 aluminium, hard coated for durability and long life.

Xray Multi-Flex™:
Xray Multi-Flex™ has been now applied to off-road, giving super-easy chassis flex adjustment for traction and stability adjustment.  An exclusive Xray innovation.

Radio plate:
All-new radio plate design incorporates a new compact composite radio box. Batteries are now located to front for better balance. Clean and smooth 1-piece plate design.

Side guards:
Tough composite side guards give improved side protection, fits perfectly to chassis to seal against dirt, and protects the fuel tank. Features integrated Multi-Flex™ adjustment.

High-downforce body:
New-concept high-downforce body is designed to work with the new high-downforce wing for incredible handling. Features integrated side guides and gives improved engine cooling.

High-downforce wing:
All-new high-downforce wing is designed to work with the new high-downforce body for incredible handling and increased stability. Molded from special, tough composite material.

Drivetrain:
Improved drivetrain parts give increased reliability and efficiency along with lower mass. Made from world-renown Hudy Spring Steel™ and extra-hardened for superior performance and ultra-long lifespan.

Drivetrain efficiency:
All-new drivetrain ratio gives increased efficiency and improved performance. Features the following gearing:

- 40T front diff gear
- 40T rear diff gear
- 12T front pinion
- 12T rear pinion
- 13T clutchbell
- 46T central diff

Reliable central driveshafts:
All-new central drive shaft design gives increased reliability. The larger and stronger outdrives feature protective rubber boots, thick 3mm pins, and a protective locking ring. Made from extra-hardened Hudy Spring Steel™.

Shock towers:
All-new shock tower design with one-line shock positions give optimized mounting positions. Lightweight but extra-thick graphite material.

Shock Absorbers
With all-new parts and construction, these big-bore, long-stroke shocks offer increased down travel and increased reliability and performance.

All-new shock parts:
All new shock parts include new hard coated shock bodies, reinforced ball-joints, shock balls with increased movement. New lower shock nut gives superior shock shaft centering.  Ultra-precise shock pistons feature 6-, 8- and 10-hole shock pistons. The new longer shock shafts and new shock collar combine to give increased down travel. New ultra-fine shock protective rubbers give superior sealing against dirt.

Increased down travel:
Increased shock stroke and new shock collars give more suspension down travel for improved jumping.

New rear uprights:
New design, lightweight design rear uprights feature dual holes and allow for short and long arm mounting.  The 3 upper roll centers give superior adjustment possibilities.

New rear suspension arms:
New-design rear suspension arms allow for arm length adjustment, optimized geometry, and give easier set-up depending on track conditions. Extra-strong exclusive composite mixture.

Optimized shock positions:
New, optimized shock positions on front & rear arms gives preset geometry, and allow for easy set-up.

New front suspension arm:
Newly-designed and optimized geometry front suspension arm allows fitting of 5° king-pin steering block without need for offset wheel adapters. Made from extra-strong, exclusive composite mixture.

New steering plate:
All-new steering plate design features 3 different Ackermann positions. Easy to set-up and gives optimized geometry. Made from CNC-machined high-grade graphite material.

New servo saver
New design servo saver has been updated to fit the new chassis layout. Offers improved reliability, higher-precision steering, and optimized geometry. Very easy to set up.

New front brace:
New front brace design for new chassis layout. Strong yet flexible, it provides the right amount of flex.

Improved body mounting:
Improved design for mounting the new high-downforce body, features 2 rear body mounts and 1 front body mount. Provides increased body stability.

New rear wing holder:
Updated rear wing holders are strongly constructed and offer different wing mounting positions. Made from special Xray-developed composite material.

Body sealing:
New side guards feature areas for Velcro tape to form a perfect seal between side guards and body to prevent dirt from getting into the chassis.

New central diff stands:
Newly-designed central differential stands are higher to fit new larger center spur gears, and give easy access to the diff.

Xray XB9 General specs:
- Premium high-competition off-road buggy
- Efficient Zero Kingpin suspension
- Lightweight & strong composite steering blocks with molded-in steel bushings
- Well-proven suspension parts and geometry
- Ultra-low CG, all parts centralized in chassis
- Optimized front/rear and left/right weight balance for perfect jumping
- Pure racing design, highest performance, ultra-durable parts
- Ultra-lightweight, high-tensile transmission parts hand-made from special world-renowned top-secret self-developed Hudy Spring Steel™
- Drivetrain includes 22 high-speed rubber-sealed bearings for maximum efficiency and speed
- Ultra-precision front/rear and center diffs with Hudy Spring Steel™ outdrives
- Pinions, spurs, crown gears and clutchbell manufactured by Hudy
- Steel brake disks for ultra-efficient, fade-free braking
- High-grip brake pads
- Exclusive adjustable turnbuckles from Swiss 7075 T6
- Small profile steering blocks with molded-in steel bushings and ultra-light caster blocks
- Ultra-strong inboard & outboard suspension pivot pins
- Front & rear anti-roll bars
- Centralized engine positioning
- Gearboxes with Labyrinth Dust Covers™
- Clutchbell with oversized ball-bearings
- Super-low profile foam air filter with redesigned rubber elbow
- Larger-capacity fuel tank with capacity-adjustment inserts
- Fuel line holders mounted directly on fuel tank
- Fuel tank pressure cap with 1-piece profiled seal for perfect fitment
- Xray Premium Shock Oils for perfect consistency
- Winner’s pedigree – European Champion, countless National and Championship titles, Multiple Car-of-the-Year awards

Source: Xray [teamxray.com]

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