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XRay T4 2021 Spares – Genuine Parts

Keep your XRay T4 2021 on pace with our range of genuine factory spares and hop-ups. From crash repairs to performance refreshes, you'll find arms, hubs, bulkheads, shock towers, chassis plates, belts, pulleys, diffs, spur gears, bearings, turnbuckles, servo mounts, anti-roll bars, shims and hardware — all designed for the 2021 T4 platform.

To help you get what you need first time, filter by part type or search by XRay part number. Compatibility notes are shown on product pages; when in doubt, check your manual or ask our team.

Practical tips:
- Keep spare belts and suspension arms in your pit bag.
- Replace worn bearings and diff/oil seals regularly for smooth running.
- Match spur/pinion and belt/pulley sizes to your track and motor setup.

Why Wheelspin Models? We carry large stocks for fast fulfilment, offer next day delivery options across the UK, and our knowledgeable, friendly customer service team are on hand to help with recommendations or cross-checks before you buy.

New to the T4 2021 or chasing that perfect setup? Explore genuine XRay upgrade options alongside essential replacement parts to maintain precision and durability lap after lap.
BRUNO Servo Xray T4 Only
BC-T4WC

BRUNO Servo Xray T4 Only

£101.53
Ships next day
XRay T421 Graphite Chassis 2.2mm
XR301004

XRay T421 Graphite Chassis 2.2mm

£128.24
Ships next day
XRay T421 Aluminium Flex Chassis 2.0mm - Swiss 7075 T6
XRay T421 Graphite Upper Deck 2.0mm
XR301062

XRay T421 Graphite Upper Deck 2.0mm

£51.29
Ships next day
XRay T421 Graphite Upper Deck 1.6mm
XR301063

XRay T421 Graphite Upper Deck 1.6mm

£47.49
Ships next day
XRay Aluminium Countersunk Shim (4)
XR301159

XRay Aluminium Countersunk Shim (4)

£5.69
Ships next day
XRay Aluminium Countersunk Shim - Orange (4)
XR301159-O

XRay Aluminium Countersunk Shim - Orange (4)

£5.69
Ships next day
XRay Aluminium Upper Deck Collar For Flex Elimination
XRay T2 IMPACT Absorbing Front Bumper
XR301203

XRay T2 IMPACT Absorbing Front Bumper

£9.49
Ships next day
XRay Composite Bumper For Adjustable Body Mounts
XRay Composite Bumper Upper Holder Brace
XR301207

XRay Composite Bumper Upper Holder Brace

£8.54
Ships next day
XRay T4 20 Graphite Bumper Upper Holder Brace 3.0mm
XRay Foam Bumper For Adjustable Body Mounts - Light
XRay Foam Bumper For Adjustable Body Mounts - Hard
XRay X4 Rubber Bumper 3D With Inner H Profile
XR301233

XRay X4 Rubber Bumper 3D With Inner H Profile

£33.24
Ships next day
XRay Front Body Mount Set 6mm
XR301322

XRay Front Body Mount Set 6mm

£8.84
Ships same day
XRay Front Body Mount Set 6mm - Hard
XR301322-H

XRay Front Body Mount Set 6mm - Hard

£12.34
Ships next day
XRay Front Body Mount Set +1mm Height
XR301323

XRay Front Body Mount Set +1mm Height

£8.84
Ships same day
XRay Front Body Mount Set +2mm Height
XR301324

XRay Front Body Mount Set +2mm Height

£8.84
Ships next day
XRay T4 Composite Brace For Bumper - Low (2)
XR301325

XRay T4 Composite Brace For Bumper - Low (2)

£6.64
Ships same day
XRay Composite Front Eccentric 6mm Body Mount Set
XRay Composite Rear 6mm Adjustable Body Mount Set
XRay Aluminium Adjustable Body Post Stop - Black (2)
XRay Aluminium Adjustable Body Post Stop (2)
XR301351-O

XRay Aluminium Adjustable Body Post Stop (2)

£24.58
Out of stock
XRay Aluminium Adjustable Body Post Stop Nut (2)
XR301352-O

XRay Aluminium Adjustable Body Post Stop Nut (2)

£14.74
Ships next day
XRay Graphite Body Upstop 2.0mm (2)
XR301391

XRay Graphite Body Upstop 2.0mm (2)

£15.19
Ships next day
XRay T4 20 Ulp Graphite Shock Tower Front 3.0mm
XRay T4 20 Ulp Graphite Shock Tower Front 3.0mm - Low
XRay T4 20 Slp Graphite Shock Tower Front 3.0mm
XRay T4 Composite Adjustment Ball Bearing Hub (4)
XRay T4 Aluminium Adjustment Ball Bearing Hub - Black (2)
Clearance
XRay Aluminium Adjustment Ball Bearing Hub 1mm - Black (2)
XRay Front Suspension Arm Short - Graphite
XR302171-G

XRay Front Suspension Arm Short - Graphite

£6.64
Ships next day
XRay Front Suspension Arm Short - Hard
XR302171-H

XRay Front Suspension Arm Short - Hard

£9.49
Ships next day
Clearance
XRay Front Suspension Arm Long Right - Graphite
XR302173-G

XRay Front Suspension Arm Long Right - Graphite

£12.78
Ships same day
XRay Front Suspension Arm Long Right - Hard
XR302173-H

XRay Front Suspension Arm Long Right - Hard

£9.49
Ships next day
XRay Front Suspension Arm Long Left - Graphite
XR302174-G

XRay Front Suspension Arm Long Left - Graphite

£12.78
Ships next day
XRay Front Suspension Arm Long Left - Hard
XR302174-H

XRay Front Suspension Arm Long Left - Hard

£9.49
Ships next day
Composite Steering Block T2
XR302252

Composite Steering Block T2

£8.84
Ships same day
XRay T2 Composite Steering Block - Hard - Foam-Spec
XRay Aluminium Steering Block - Black - Swiss 7075 T6
XRay T2 Steel Steering Bushing (2+2)
XR302291

XRay T2 Steel Steering Bushing (2+2)

£17.09
Ships same day
Back in Stock
XRay Steel Steering Bushing Long (4)
XR302292

XRay Steel Steering Bushing Long (4)

£15.19
Ships same day
XRay T2 Ball Bearing Composite Bushing (4)
XR302295

XRay T2 Ball Bearing Composite Bushing (4)

£4.91
Ships next day
XRay T2 Composite C-Hub Bushing (2+2)
XR302296

XRay T2 Composite C-Hub Bushing (2+2)

£4.91
Ships next day
XRay T2 Aluminium C-Hub Front Block - 0 Deg.
XR302334

XRay T2 Aluminium C-Hub Front Block - 0 Deg.

£62.69
Ships next day
XRay T2 Aluminium C-Hub Front Block, Right - 6 Deg.
XRay T2 Aluminium C-Hub Front Block, Left - 6 Deg.
XRay T4 20 Aluminium C-Hub For Ars - Left - 2 Deg.
XRay T4 20 Aluminium C-Hub For Ars - Right - 4 Deg.
XRay T4 20 Aluminium C-Hub For Ars - Left - 4 Deg
XRay T2 Composite C-Hub Right - 2 Deg. - Hard - Foam-Spec
XRay T2 Composite C-Hub Left - 2 Deg. - Hard - Foam-Spec
Clearance
XRay T2 Composite C-Hub Left - 4 Deg. - Hard - Foam-Spec
XRay Composite C-Hub Right - 4 Deg. - Graphite (ECS)
XRay Composite C-Hub Left - 4 Deg. - Graphite (ECS)
XRay Aluminium Dual Servo Saver Arm - Black Ball-Bearings (2)
XRay Composite Dual Servo Saver Arm
XR302526

XRay Composite Dual Servo Saver Arm

£6.88
Ships next day
XRay T4 20 Aluminium Steering Post For Dual Servo Saver (2)
Back in Stock
XRay Aluminium Shim For Radial Play Adjustment Of Steering Arm (2)
XRay Aluminium Steering Plate 8.0mm For Dual Servo Saver
XRay Adj. Turnbuckle L/R 40 mm - Hudy Spring Steel (2)
XRay T2 Ball Joint 5 mm - Open (8)
XR302663

XRay T2 Ball Joint 5 mm - Open (8)

£7.59
Ships same day
XRay Composite Ball Joint 4.9mm - Closed With Hole (4)
XRay T4 20 Anti-Roll Bar For Ball-Bearings - Front 1.2 mm
XRay T4 20 Anti-Roll Bar For Ball-Bearings - Front 1.3 mm
XRay T4 20 Anti-Roll Bar For Ball-Bearings - Front 1.4 mm
XRay T4 20 Anti-Roll Bar For Ball-Bearings - Front 1.5 mm
XRay T4 20 Ulp Graphite Shock Tower Rear 3.0mm
XR302960

XRay T4 20 Ulp Graphite Shock Tower Rear 3.0mm

£38.34
Ships next day
XRay T4 20 Ulp Graphite Shock Tower Rear 3.0mm - Low
XRay T4 20 Slp Graphite Shock Tower Rear 3.0mm
XR302962

XRay T4 20 Slp Graphite Shock Tower Rear 3.0mm

£38.34
Ships next day
XRay Aluminium Belt Tensioner Bushing
XR303076

XRay Aluminium Belt Tensioner Bushing

£4.91
Ships next day
Back in Stock
Set Of Aluminium Shims (0.5mm - 1.5mm - 2.5mm)
XR303120

Set Of Aluminium Shims (0.5mm - 1.5mm - 2.5mm)

£12.78
Ships same day
XRay Set Of Aluminium Shim (1.0mm, 2.0mm, 3.0mm)
XRay Aluminium Shim 3X6X0.5mm - Black (10)
XR303121-K

XRay Aluminium Shim 3X6X0.5mm - Black (10)

£8.84
Ships same day
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