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Hop-Up Parts

Discover a wide range of tuning hop-ups and performance parts to enhance your vehicles performance. Shop now for top-quality upgrades and maximize your rides potential!

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Part, scale, color, and sale status
Brass Alloy Differential Covers (2) 10g Each for Traxxas 1/18 TRX-4M Save 21%

Brass Alloy Differential Covers (2) 10g Each for Traxxas 1/18 Scale TRX-4M 9838

In stock
C33085
$20.53 $25.99
Save 21%
Brass Alloy Steering Blocks 11g Each for Traxxas 1/18 TRX-4M Save 33%

Brass Alloy Steering Blocks 11g Each for Traxxas 1/18 TRX-4M - Upgrade 9732

In stock
C33084
$17.41 $25.99
Save 33%
Brass Alloy Caster Blocks 6g Each for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Caster Block Set 6g Each for Traxxas 1/18 TRX-4M 9732

In stock
C33083
$16.11 $25.99
Save 38%
Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Save 16%

Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M 9842

In stock
C33082
$17.63 $20.99
Save 16%
Brass Alloy Steering Linkage 11g for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Steering Linkage 11g for Traxxas 1/18 TRX-4M 9842

In stock
C33081
$13.01 $20.99
Save 38%
Brass Alloy Rear Axle Weight (2) Add-On 18g Each for Traxxas 1/18 TRX-4M

Brass Alloy Rear Axle Weight (2) Add-On 18g Each for Traxxas 1/18 TRX-4M

In stock
C33080
$20.99
Brass Alloy Machined Steering Blocks 16g Each for Traxxas 1/18 TRX-4M Crawler

Brass Machined Steering Blocks 16g Each for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33036
$25.99
Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Scale Crawler 9842

In stock
C33034
$10.53 $16.99
Save 38%
Brass Alloy Shock Towers (4) 50g Total for Traxxas 1/18 TRX-4M Crawler Save 5%

Brass Alloy Shock Towers (4) 50g Total for Traxxas 1/18 TRX-4M Crawler 9826

In stock
C33033
$37.99 $39.99
Save 5%
Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler Save 33%

Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Scale Crawler 9732

In stock
C33031
$14.06 $20.99
Save 33%
Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler Save 33%

Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Scale Crawler 9732

In stock
C33030
$14.06 $20.99
Save 33%
Brass Alloy Machined Differential Cover 8g for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Machined Differential Cover 8g for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C33029
$13.01 $20.99
Save 38%
Brass Alloy Machined Steering Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 20%

Brass Alloy Machined Steering Servo Mount for Traxxas 1/18 TRX-4M Crawler 9739

In stock
C33020
$16.79 $20.99
Save 20%
Brass Alloy Machined Steering & Caster Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Steering & Caster Blocks for Traxxas 1/18 TRX-4M 9732

In stock
C33019
$39.99
Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33018
$20.99
Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33017
$20.99
Brass Alloy Machined 6mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M Save 16%

Brass Alloy Machined 6mm Wide Hex(4) Wheel Adapters for Traxxas 1/18 TRX-4M 9750

In stock
C33016
$9.23 $10.99
Save 16%
Brass Alloy Machined 10mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M

Brass Machined 10mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M 9750

In stock
C33015
$24.99
Brass Alloy Machined Differential Covers (2) for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Machined Differential Covers(2) for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C33014
$15.49 $24.99
Save 38%
Brass Alloy Differential Covers (2) 9g Each for Traxxas 1/18 TRX-4M Crawler Save 40%

Brass Alloy Differential Covers (2) 9g Each for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C32867
$23.99 $39.99
Save 40%
Brass Alloy Differential Cover (1) 9g Each for Traxxas 1/18 TRX-4M Crawler Save 45%

Brass Alloy Differential Cover (1) 9g Each for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C32866
$14.29 $25.99
Save 45%
Brass Alloy Caster Blocks (2) 6g Each for Traxxas 1/18 TRX-4M Crawler Save 40%

Brass Alloy Caster Blocks (2) 6g Each for Traxxas 1/18 TRX-4M Scale Crawler 9732

In stock
C32865
$15.59 $25.99
Save 40%
Brass Alloy Steering Rod 13g for Traxxas 1/18 TRX-4M Crawler Save 16%

Brass Alloy Steering Linkage Rod 13g for Traxxas 1/18 TRX-4M Scale Crawler 9842

In stock
C32864
$17.63 $20.99
Save 16%
Brass Alloy Steering Knuckles (2) Set 8g Each for Traxxas 1/18 TRX-4M Crawler

Brass Steering Knuckles (2) Set 8g Each for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C32863
$29.99
Brass Alloy Wheel Hex (4) Set 16g Each for Traxxas 1/18 TRX-4M Crawler Save 45%

Brass Alloy Wheel Hex (4) Set 16g Each for Traxxas 1/18 TRX-4M Crawler 9750

In stock
C32862
$16.49 $29.99
Save 45%
Brass Alloy 14-Piece Linkage Set for Traxxas TRX-6 Scale & Trail Crawler Save 16%

Brass Alloy 14-Piece Linkage Set for Traxxas TRX-6 Scale & Trail Crawler

In stock
C29573
$30.23 $35.99
Save 16%
Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4 Save 16%

Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

In stock
C31867
$21.83 $25.99
Save 16%
Brass Alloy 50g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Brass Alloy 50g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

In stock
C31866
$33.59 $39.99
Save 16%
Brass Alloy 68g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Brass Alloy 68g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

In stock
C31865
$39.99
Brass Alloy 42g Each Portal Outer Housings for Traxxas TRX-4 Scale Crawler

Brass Alloy 42g Each Portal Outer Housings for Traxxas TRX-4 Scale Crawler

In stock
C31864
$32.99
Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

In stock
C31386
$29.99
Brass Alloy 69g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Brass Alloy 69g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

In stock
C31370
$37.99
Brass Alloy 49g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

Brass Alloy 49g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

In stock
C31369
$39.99
Brass Alloy 72g Total Axle Mount (6) for Traxxas TRX-6 Scale & Trail Crawler Sold out

Brass Alloy 72g Total Axle Mount (6) for Traxxas TRX-6 Scale & Trail Crawler | TRX-4 Crawler

Sold out
C31161
$49.99
Brass Alloy 76g Ea Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler Save 25%

Brass Alloy 76g Ea Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler

In stock
C30808
$37.49 $49.99
Save 25%
Brass Alloy 73g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Sold out

Brass Alloy 73g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Sold out
C29881
$35.99
Brass Alloy 57g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Brass Alloy 57g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

In stock
C29880
$25.19 $29.99
Save 16%
Brass Alloy 82g Each Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler Sold out

Brass Alloy 82g Each Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler

Sold out
C29874
$20.69 $22.99
Save 10%
Brass 100g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4 Save 16%

Brass 100g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

In stock
C29872
$17.63 $20.99
Save 16%
Blue Billet Machined Wheelie Bar for HPI Savage XS Flux Upgrade

Blue Billet Machined Wheelie Bar for HPI Savage XS Flux Upgrade

In stock
T5013BLUE
$30.99
Billet Machined Wiring Cover & Antenna Mount for Traxxas X-Maxx & XRT

Blue Billet Machined Wiring Cover & Antenna Mount for Traxxas X-Maxx & XRT 7724 | X-Monster Chassis | X-Maxx 4X4 with WideMaxx

In stock
C33270BLUE
$24.99
Billet Machined Receiver Box Enclosure Cover for Traxxas XRT & X-Maxx

Blue Billet Machined Receiver Box Enclosure Cover for Traxxas XRT & X-Maxx 7724 | X-Monster Chassis | X-Maxx 4X4 with WideMaxx

In stock
C33252BLUE
$39.99
Blue Billet Machined Piggyback Shocks Pair for Traxxas 1/10 Maxx 4S Trucks Save 3%

Blue Billet Machined Piggyback Shocks Pair for Traxxas 1/10 Maxx 4S Trucks 8961 | Maxx 4S Monster Truck | Maxx V2 with WideMaxx | Maxx Slash 6S

In stock
C32425BLUE
$58.19 $59.99
Save 3%
Blue Machined Side Protection Nerf Bars for Traxxas Maxx 1/10 Scale 4S RC Truck Save 16%

Machined Side Protection Nerf Bars for Traxxas Maxx 1/10 Scale 4S RC Truck 8923 | Maxx 4S Monster Truck | Maxx V2 with WideMaxx

In stock
C30195SILVER
$30.23 $35.99
Save 16%
Blue Billet Machined Front Bulkhead for Traxxas 1/10 Maxx 4S Truck Sold out

Blue Billet Machined Front Bulkhead for Traxxas 1/10 Maxx 4S Truck 8920 | Maxx 4S Monster Truck | Maxx V2 with WideMaxx | Maxx Slash 6S

Sold out
C29993BLUE
$99.99
Billet Machined Rear Hub Carriers for HPI Ken Block WR8 3.0 Save 78%

Blue Billet Machined Rear Hub Carriers for HPI Ken Block WR8 3.0

In stock
T8687BLUE
$4.62 $20.99
Save 78%
Billet Machined Steering Knuckles for HPI Ken Block WR8 3.0 Save 43%

Blue Billet Machined Steering Knuckles for HPI Ken Block WR8 3.0

In stock
T8686BLUE
$11.96 $20.99
Save 43%
Billet Machined Rear Lower Suspension Arms for HPI Ken Block WR8 3.0 Save 15%

Blue Billet Machined Rear Lower Suspension Arms for HPI Ken Block WR8 3.0

In stock
T8685BLUE
$24.64 $28.99
Save 15%
Billet Machined Front Lower Suspension Arms for HPI Ken Block WR8 3.0 Save 3%

Blue Billet Machined Front Lower Suspension Arms for HPI Ken Block WR8 3.0

In stock
T8684BLUE
$28.12 $28.99
Save 3%
Blue Billet Machined Suspension Upgrade Kit for HPI Ken Block WR8 3.0

Blue Billet Machined Suspension Upgrade Kit for HPI Ken Block WR8 3.0

In stock
T8683BLUE
$99.99
Blue Billet Machined Upgrade Piggyback Shocks Pair for Axial SCX6 Crawler Save 8%

Blue Billet Machined Upgrade Piggyback Shocks Pair for Axial SCX6 Crawler

In stock
C33282BLUE
$82.79 $89.99
Save 8%
Billet Machined Fuel Filler Cover for Axial SCX6 Crawler Save 26%

Blue Billet Machined Fuel Filler Cover Upgrade for Axial SCX6 RC Crawler 250004

In stock
C33251BLUE
$9.61 $12.99
Save 26%
Billet Machined Realistic Side View Mirrors for Axial SCX6 Crawler Save 54%

Billet Machined Realistic Side View Mirrors for Axial SCX6 Scale Crawler 250004

In stock
C32582BLUE
$13.80 $29.99
Save 54%
Billet Machined Front Upper Chassis Brace for Axial SCX6 Save 44%

Blue Billet Machined Front Upper Chassis Brace for Axial SCX6 251005

In stock
C32549BLUE
$11.75 $20.99
Save 44%
Billet Machined Realistic Front Hood Vents for Axial 1/6 JLU Wrangler Save 39%

Billet Machined Realistic Front Hood Vents for Axial 1/6 JLU Wrangler 250004 | SCX6

In stock
C32435BLUE
$18.29 $29.99
Save 39%
Billet Machined Transmission Case Brace for Axial 1/6 SCX6 Save 42%

Blue Billet Machined Transmission Case Brace for Axial 1/6 Scale SCX6 252013

In stock
C32433BLUE
$12.17 $20.99
Save 42%
Blue Billet Machined Front Bumper & Body Mounts for Axial SCX6 1/6 Scale Save 59%

Blue Billet Machined Front Bumper & Body Mounts for Axial SCX6 1/6 Scale 251008

In stock
C32424BLUE
$24.60 $59.99
Save 59%
Billet Machined Rear Bumper Mount for Axial 1/6 SCX6 Save 61%

Blue Billet Machined Rear Bumper Mount for Axial 1/6 SCX6 251008

In stock
C32415BLUE
$17.94 $45.99
Save 61%
Blue Front and Rear Upper Suspension Links for Axial SCX6 RC Crawler Save 61%

Blue Front and Rear Upper Suspension Links for Axial SCX6 RC Crawler 254002

In stock
C31642BLUE
$19.50 $49.99
Save 61%
Blue Front and Rear Lower Suspension Links for Axial SCX6 RC Crawler Save 68%

Blue Front and Rear Lower Suspension Links for Axial SCX6 RC Crawler 254004

In stock
C31639BLUE
$19.20 $59.99
Save 68%
Blue Machined Alloy Center Drive Shaft Set for Axial SCX10 II 6X6 - 3 Pieces Save 35%

Blue Machined Alloy Center Drive Shaft Set for Axial SCX10 II 6X6 - 3 Pieces

In stock
C29788BLUE
$38.99 $59.99
Save 35%
Blue Sealed 4pcs Ball Bearing 10x15x4mm for Axial 1/10 SCX-10 Scale Crawler Save 45%

Blue Sealed 4pcs Ball Bearing 10x15x4mm for Axial 1/10 SCX-10 Scale Crawler

In stock
C27019
$4.39 $7.99
Save 45%
Blue HD Universal Drive Shaft (2) for Axial AX10 Scorpion Sold out

Blue HD Universal Drive Shaft (2) for Axial AX10 Scorpion

Sold out
C22886BLUE
$35.99
Billet Machined Front Top Plate for Team Associated DR10 Drag

Blue Billet Machined Front Top Plate for Team Associated DR10 Drag Race Car RTR

In stock
C33306BLUE
$45.99
Billet Machined Motor Mount for HPI 1/10 Bullet MT & Bullet ST Save 10%

Blue Billet Machined Motor Mount for HPI 1/10 Scale Bullet MT & Bullet ST

In stock
T8693BLUE
$26.99 $29.99
Save 10%
Light Weight Alloy Fly Wheel for HPI Nitro RS4 Non Pull-Start Type

Blue Lightweight Alloy Flywheel for HPI Nitro RS4 - Non Pull-Start Type | 1st & 2nd Generation RS4

In stock
T3805LBLUE
$13.50
Billet Machined Receiver Box Cover for Traxxas 1/8 Sledge 4WD

Blue Billet Machined Receiver Box Cover for Traxxas 1/8 Sledge 4WD 9624

In stock
C33275BLUE
$29.99
Blue Complete Suspension Upgrade Kit for Traxxas Sledge 4WD 1/8 Scale Save 13%

Blue Complete Suspension Upgrade Kit for Traxxas Sledge 4WD 1/8 Scale

In stock
C32955BLUE
$260.99 $299.99
Save 13%
Billet Machined Wing Mount Set for Traxxas 1/8 Sledge 4WD Sold out

Billet Machined Wing Mount Set for Traxxas 1/8 Sledge 4WD Monster Truck 9518

Sold out
C32589BLUE
$39.99
Metal Alloy Exo-Skeleton Body Roll Cage Kit for Arrma 1/8 Outcast 6S BLX Save 72%

Alloy Exo-Skeleton Body Roll Cage Kit for Arrma 1/8 Outcast 6S BLX AR406086

In stock
C31325BLUE
$14.00 $49.99
Save 72%
Billet Machined Shock Cap Protectors for Arrma 1/8 Kraton 6S BLX

Blue Billet Shock Cap Protectors for Arrma 1/8 Kraton 6S AR330492 | Notorious 6S, Outcast 6S, Talion 6S, Typhon 6S, Limitless, Infraction 6S, Felony 6S, Mojave 6S, Big Rock 6S, Fireteam 6S

In stock
C32965BLUE
$27.99
Billet Machined Top Plate for Arrma 1/8 Kraton 6S BLX V5

Blue Billet Top Plate Upgrade for Arrma 1/8 Kraton 6S V5 ARA320598 | Notorious 6S, Outcast 6S, Talion 6S, Typhon 6S, Limitless, Infraction 6S, Felony 6S, Mojave 6S, Big Rock 6S, Fireteam 6S

In stock
C32004BLUE
$12.99