XRAY XT8 All-new Specs:
¡¤ Chassis has a considerably longer design with weight moved to the front ¡¤ Improved weight balance with the weight moved frontwards increases rotation of the truggy as well as cornering speed, better jumping, and offering more forgiving handling ¡¤ All-new large capacity 150cc fuel tank with super-short design to allow placement towards the front ¡¤ Side guards incorporate a larger bottom radius to make the truggy more stable on rough tracks, while also increasing the longitudinal flex ¡¤ Improved suspension holders ¡¤ Front & rear lower suspension arms feature a new reinforced design, making them more resilient in jumps and crashes ¡¤ Rear lower outer pivot pins feature self-locking nuts for increased reliability ¡¤ Included steel eccentric bushings & ball mounts for increased reliability ¡¤ Steering system with moulded graphite servo saver for more efficiency in dusty conditions ¡¤ Alu steering plate gives more linear, more precise, and more aggressive steering due to narrower Ackermann design ¡¤ Composite front upper top deck for added flex & increased steering ¡¤ Steering pivot balls with backstops for increased reliability ¡¤ Composite front chassis brace gives added front flex; rear double composite braces with a graphite chassis extension for flex adjustment ¡¤ Reinforced, strengthened bulkheads ¡¤ Large volume front, central, and rear differentials for improved long-run performance and reduced internal heat build-up ¡¤ All-new diff parts: stronger 2.5mm diff pins, longer cross diff pins, improved internal diff gears with re-profiled teeth for reduced friction and smooth operation, improved gaskets ¡¤ Lightweight machined diff outdrives ¡¤ 50T center diff gear for improved acceleration ¡¤ Graphite center diff mounting plate, redesigned to fit the new 50T spur gear ¡¤ Aluminum front & rear shock towers offer increased lifespan, and all-new shock & roll-center positions ¡¤ Longer, larger-volume shock absorbers with increased downtravel, new shock bodies, shock shafts, shock springs, and pistons ¡¤ All-new center front & rear CVD drive shafts ¡¤ All-new front & rear universal drive shafts ¡¤ +5mm offset wheel axles ¡¤ Flat-spotted wheel hex hub connecting pins for increased reliability ¡¤ Radio box made from softer, more flexible composite material ¡¤ Alu engine mounts carried over from XB8 platform ¡¤ Anti-roll bars carried over from XB8 platform ¡¤ Redesigned, newly-sized turnbuckles
General
¡¤ Developed, designed and styled by Dipl. Eng. Juraj Hudy, manufactured exclusively by XRAY in Europe in the world's most sophisticated RC manufacturing facility ¡¤ Premium, professional, high-competition model racing car for the most demanding racers ¡¤ Manufactured from premium European materials, machined using state of the art Swiss and German machines ¡¤ Premium XRAY service & support
Chassis
¡¤ CNC-machined 3mm Swiss 7075 T6 aluminum ¡¤ Strategically machined in low-stress areas for light weight and uncompromised strength and rigidity ¡¤ Optimized weight distribution for improved balance and stability ¡¤ Non-essential material below the engine, fuel tank, and diffs was removed to allow for the lowest possible center of gravity and appropriate chassis flex ¡¤ Countersunk underside screw holes for a flat, smooth chassis bottom ¡¤ Side guard design offers superior side protection, seals against dirt, protects the fuel tank ¡¤ Compact, 1-piece radio plate made from robust yet flexible composite material can be quickly & easily removed for servicing and cleaning ¡¤ Super-short 150cc fuel tank relocated forward in chassis; features molded-in splashguard, and rubber mounting grommets for vibration absorption, and an integrated floating stone filter for enhanced fuel pickup ¡¤ Super-strong reinforced diff bulkheads provide mounting points for suspension mounts and shock towers, and allow super-easy diff access ¡¤ Well-proven composite front single & rear double chassis braces have a significant influence on chassis stiffness and chassis flex; optional graphite inserts offer improved flex tuning opportunities.
Engine & Clutch
¡¤ High-grade CNC-machined aluminum engine mounts machined from lightweight alloy are easily adjustable to obtain proper gear mesh ¡¤ Extended engine mount design provides higher reinforcement of the chassis to minimize chassis bending between the clutchbell and spur gear ¡¤ Smooth-flowing, efficient air filter includes air filter oil and a universal rubber elbow to fit most standard 1/8 buggy engines ¡¤ Clutch system provides smooth and continuous transfer of power from engine at very high RPM; includes alu 1.7g lightweight clutch shoes, 1.0mm springs, aluminum flywheel and a steel flywheel nut ¡¤ Clutch nut and preload adjustment collar manufactured from special HUDY Spring Steel¢â for maximum lifespan and durability ¡¤ Wide range of different clutch gears available for perfect set-up and adjustment for particular racing conditions.
Brakes
¡¤ Well-proven, high-performance braking system ¡¤ Strong, precise, dependable braking for complete confidence ¡¤ Aluminum brake 7075 T6 hub with precision-pressed pins ¡¤ Laser-cut, precision flat-ground steel brake disk for ultra-efficient, fade-free braking ¡¤ Rigid, high-precision machined brake cams ¡¤ High-grip brake pads ¡¤ Heat-treated brake disk and brake pads for maximum lifespan
Drivetrain
¡¤ Conventional shaft-driven 4WD drivetrain ¡¤ Front and rear universal drive shafts ¡¤ Center front & rear CVD drive shafts ¡¤ Diff outdrives manufactured from exclusive HUDY Spring Steel¢â are specially hand-ground for maximum precision and smooth operation; long front outdrives help prevent drive shafts from falling out even in extreme crashes ¡¤ Universal & CVD drive shafts manufactured from world-renowned HUDY Spring Steel¢â are some of the world¡®s thinnest yet most durable drive shafts used in off-road kits ¡¤ Central large, strong outdrives feature protective rubber boots, thick 3mm pins, and a protective locking rings ¡¤ Ultra-lightweight 17mm wheel hex drive hubs with +5mm offset are CNC-machined from Swiss 7075 T6 black-coated aluminum, specially machined to reduce rotating weight while guaranteeing wobble-free wheel mounting. ¡¤ Complete set of 24 high-speed, blue-sealed ball-bearings used throughout the drivetrain to ensure maximum efficiency.
Gear Differentials
¡¤ High-volume gear differentials with larger internal gears & more teeth, stronger diff pins have superior traction and reliability ¡¤ Front & rear gear differentials with adjustable oil viscosity, featuring 43T crown gears & 10T pinion gears ¡¤ Central gear differential with adjustable oil viscosity, featuring 50T spur gear & standard 13T engine clutchbell ¡¤ Differential main gears manufactured from HUDY Gear Steel, specially formulated and developed for use in gears. ¡¤ Large-size, heat-treated internal diff gears have a greater number of teeth to ensure more precise fitment and engagement
Suspension
¡¤ Advanced suspension geometry engineered and finely tuned for high-competition racing ¡¤ Truggy-specific suspension has been specially designed for 1/8 truggy racing to provide responsive racing characteristics in all racing conditions ¡¤ Lightweight yet durable suspension parts molded from XRAY's own composite mixture for suspension parts ¡¤ Super-long suspension arms provide maximum stability and optimal stiffness to ensure maximum traction, superior handling under all racing conditions and terrains ¡¤ Front & rear CNC-machined Swiss 7075 T6 aluminum shock towers include multiple shock mounting & roll center adjustment positions ¡¤ Fully-adjustable suspension featuring I.S.S.¢â (Integrated Suspension Settings¢â) with eccentric bushings inserted into Swiss 7075 T6 alu holders ¡¤ Complete set of I.S.S.¢â eccentric bushings is included for complete suspension geometry adjustment. ¡¤ Unique C-hub suspension with Integrated Adjustable CasterTM which enables adjustment of the single C-block through the entire caster angle range; no optional caster blocks needed! ¡¤ C-blocks feature an inclined kingpin design for increased steering and stability ¡¤ Steel caster bushings and ball mounts for superior strength & reliability ¡¤ Small, super-lightweight composite zero kingpin steering blocks feature an inset aluminum bushing that is molded into the steering block itself, ensuring a lightweight, precise and durable steering block assembly. ¡¤ Steering block kingpin screws are firmly held in the aluminum threaded bushing while the end of the screw is self-locked in composite to prevent the screws from loosening during racing. The molded-in aluminum bushings allow the steering blocks to turn freely ensuring precise steering reaction. ¡¤ Compact, lightweight rear uprights with multiple upper & lower roll center positions, and wheelbase adjustment possibilities ¡¤ Front & rear wire-style anti-roll bars manufactured from spring steel material are included to stabilize the chassis at both front and rear ¡¤ Diff case mounts for anti-roll bars allow for easy installation and adjustment ¡¤ Premium Hudy Spring Steel¢â adjustable turnbuckles
Steering
¡¤ Robust dual-arm steering system is very simple yet effective and features an integrated easily adjustable servo saver ¡¤ Molded graphite servo saver makes the steering more resilient & efficient in dusty conditions ¡¤ Alu steering plate gives more aggressive steering characteristics ¡¤ Composite upper top deck adds flex to help steering ¡¤ Steering pivot balls with backstops for increased reliability ¡¤ Easily-adjustable Ackermann using different steering link mounting positions on the steering plate ¡¤ Easily-adjustable bump steer using inserted shims
Shocks
¡¤ XT8 big-bore, long-stroke shocks offer increased downtravel, reliability, performance, and improved damping characteristics ¡¤ Oversized big-bore hardcoated shock bodies ¡¤ Shock body large 16.2mm inner diameter ensures proper and consistent shock oil flow through the perfectly-round pistons which move very precisely inside the smoothly-finished interior of the shock body ¡¤ Externally-threaded shock bodies for quick & easy adjustment ¡¤ Two shock O-rings – manufactured from a superior silicone compound to allow ultra-free movement of the shock rod while still maintaining a tight seal – are installed in the lower part of the shock body and are secured with composite shims ¡¤ Ultra-precise shock pistons with 6-, 8- and 10-hole molded from Delrin¢ç material for smooth action and reliability ¡¤ Thick 3.5mm shock shafts designed for maximum strength & durability are precision-ground and super-smooth for free and smooth movement ¡¤ Specially-formulated rubber material of the shock membrane ensures equal damping characteristics from the beginning of the race to the end, even after extreme use ¡¤ Reinforced ball joints ¡¤ XT8 shock springs offer a mix of progressive & linear characteristics; manually measured, hand-selected for maximum precision, equal length, and equal damping characteristics
Body & Wing
¡¤ Strong front & rear composite body mounts with foam cushions; two types of rear body mounts included depending on the type of the body used. ¡¤ Stylish and effective rear wing made from special composition was designed for proper downforce and stability, and will remain intact and properly shaped even after hard abuse and extreme crashes ¡¤ Strong rear wing holders offer different wing mounting positions
Lubricants
¡¤ Included HUDY Premium Silicone Oils, manufactured in Europe by a specialized premium silicone oil manufacturer, and use the industry-standard cSt rating ¡¤ Premium HUDY Graphite Grease is a high-performance, advanced-technology semi-fluid lubricant which incorporates both extreme pressure additives and finely-dispersed graphite for load carrying ¡¤ Graphite Grease is intended primarily for the lubrication of rotating parts and loaded gears, and it is formulated to have excellent adhesion and fling resistance under extreme conditions
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, anti-roll bars, lower roll center, upper roll center, roll center positions, bump steer, wheelbase, Ackermann, shock damping, shock mounting position. ¡¤ Front/center/rear differential adjustment ¡¤ For easy and fast adjustment we recommend using set-up tools and accessories from HUDY, the world leader of RC tools.
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