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Hop-up Parts for Traxxas 1/10 TRX-4 Scale and Trail Crawler

Shop aftermarket parts for Traxxas TRX-4 1/10 scale crawlers, including drive shafts, steering hardware, suspension components and setup tools. Check the vehicle version and each product’s stated fitment. For interiors, lighting and scale details, explore our TRX-4 accessories selection.

118 total products 1 filter active

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Active filters Silver Clear all filters
Compatible models
1/10 Bandit 2WD 1/10 Bigfoot M/T 1/10 Drag Slash T-Maxx 3.3 #4907/#4908 / E-Maxx #3903/#3905/#3908 1/10 E-Revo (-2017) / Revo / Slayer 1/10 E-REVO 2.0 (2018+) 1/10 Hoss 4x4 1/10 Jato 2.5 / 3.3 Buggy 1/16 Mini Slash 4X4 1/10 Monster Jam 1/10 Nitro Rustler 1/10 Nitro Slash 2WD 1/10 Rustler 2WD 1/10 Rustler 4x4 (-2023) 1/10 Rustler 4x4 BL-2s 1/10 Slash 2WD (-2021) 1/10 Slash 2WD (2022+) 1/10 Slash 4X4 (-2023) 1/10 Slash 4X4 BL-2s 1/10 Slash 4X4 LCG (-'23) 1/10 ST Rally (-2023) 1/10 ST Rally BL-2s 1/10 Stampede 2WD (-2025) 1/10 Stampede 4X4 (-'23) 1/10 Stampede 4X4 BL-2s 1/10 Summit 1/10 Telluride 4x4 1/10 TRX-4 Crawler 1/10 TRX-6 Crawler 1/16 E-Revo / Slash / Summit / Rally 1/16 Mini Maxx 1/16 Mini XRT 1/18 LaTrax Rally 1/18 LaTrax SST 1/18 LaTrax Teton 1/18 TRX-4M Crawler 1/5 Pro Scale Sand Car 1/5 X-Maxx 4X4 1/5 X-Maxx w/WideMaxx 1/10 Maxx 4S / Maxx V2 WideMaxx 1/6 XRT 8S 1/7 Unlt. Desert Racer 1/8 Jato 4X4 Buggy 1/8 Maxx Slash 6S 1/8 Sledge 4WD
Part type / Color
Silver
Stock, color & sort
Quick filters
Stock
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 6%

Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28085SILVER
$25.37 USD $26.99
Save 6%
Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 73%

Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28084SILVER
$7.29 USD $26.99
Save 73%
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler Sold out

Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler

Sold out
C28082SILVER
$12.99 USD
Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler

Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler

In stock
C28081SILVER
$24.99 USD
Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28080SILVER
$24.35 USD $28.99
Save 16%
Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler

In stock
C28079SILVER
$28.99 USD
Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28078SILVER
$25.19 USD $29.99
Save 16%
Realistic 1/10 Bow Shackle (4) for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Realistic 1/10 Bow Shackle (4) for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28077SILVER
$10.91 USD $12.99
Save 16%
Billet Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0

Billet Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 |...

In stock
C28076SILVER
$20.99 USD
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 40%

Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28075SILVER
$16.19 USD $26.99
Save 40%
Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28050SILVER
$20.99 USD
Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28049SILVER
$26.99 USD
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 50%

Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28048SILVER
$13.50 USD $26.99
Save 50%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 45%

Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28047SILVER
$14.84 USD $26.99
Save 45%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 43%

Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28046SILVER
$15.38 USD $26.99
Save 43%
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 48%

Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28045SILVER
$14.03 USD $26.99
Save 48%
Billet Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 50%

Billet Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 |...

In stock
C28038SILVER
$10.50 USD $20.99
Save 50%
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 9%

Realistic Silver Front Alloy Bumper with LED for Traxxas TRX-4 w/ 43mm Mount

In stock
C28029SILVER
$54.59 USD $59.99
Save 9%
Billet Machined Shock Tower Set for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 16%

Billet Machined Shock Tower Set for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4)

In stock
C28022SILVER
$50.39 USD $59.99
Save 16%
Billet Machined 1.9 8H Spoke Wheels w/ 0 & +3 Adapters for Traxxas TRX-4 Save 16%

Billet Machined 1.9 8H Spoke Wheels w/ 0 & +3 Adapters for Traxxas TRX-4

In stock
C28008BLACKSILVER
$75.59 USD $89.99
Save 16%
Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28002SILVER
$67.19 USD $79.99
Save 16%
Billet Machined Front Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 9%

Billet Machined Front Axle Housing for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28001SILVER
$72.79 USD $79.99
Save 9%
Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 34%

Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 | 3.0

In stock
C28000SILVER
$19.79 USD $29.99
Save 34%
Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 65%

Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27999SILVER
$14.00 USD $39.99
Save 65%
Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27998SILVER
$25.19 USD $29.99
Save 16%
Billet Machined Counterweight (2) for Traxxas TRX-4 Scale & Trail Crawler

Billet Machined Counterweight (2) for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27997SILVER
$39.99 USD
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 11%

Billet Machined Center Gearbox Housings for Traxxas TRX-4 Crawler 82056-4 8291

In stock
C27993SILVER
$71.19 USD $79.99
Save 11%
Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler Save 55%

Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler

In stock
C27991SILVER
$13.50 USD $29.99
Save 55%
Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 3%

Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler

In stock
C27990SILVER
$29.09 USD $29.99
Save 3%
Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 32%

Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

In stock
C27989SILVER
$31.27 USD $45.99
Save 32%
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler Save 68%

Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27982SILVER
$8.32 USD $25.99
Save 68%
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 32%

Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27979SILVER
$18.35 USD $26.99
Save 32%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 40%

Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27978SILVER
$16.19 USD $26.99
Save 40%
Billet Machined Rear Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 73%

Billet Machined Rear Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4)

In stock
C27977SILVER
$10.80 USD $39.99
Save 73%
Billet Machined Front Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 17%

Billet Machined Front Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4)

In stock
C27976SILVER
$33.19 USD $39.99
Save 17%
Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler Save 66%

Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27975SILVER
$10.20 USD $29.99
Save 66%
Billet Machined Alloy Body Mount for Traxxas TRX-4 Scale & Trail Crawler Save 3%

Billet Machined Alloy Body Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27974SILVER
$20.36 USD $20.99
Save 3%
Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 37%

Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27973SILVER
$25.19 USD $39.99
Save 37%
Machined Alloy 2 Speed Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 6%

Machined Alloy 2 Speed Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27972SILVER
$19.73 USD $20.99
Save 6%
Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 10%

Machined Alloy Silver Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27971SILVER
$24.29 USD $26.99
Save 10%
Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 40%

Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27970SILVER
$16.19 USD $26.99
Save 40%
Billet Machined Alloy Rear Axle Mount for Traxxas TRX-4 Scale & Trail Crawler Save 73%

Billet Machined Alloy Rear Axle Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27969SILVER
$7.29 USD $26.99
Save 73%
Billet Machined Alloy Front Axle Mount for Traxxas TRX-4 Scale & Trail Crawler Save 41%

Billet Machined Alloy Front Axle Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27968SILVER
$15.92 USD $26.99
Save 41%
Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 18%

Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27967SILVER
$40.99 USD $49.99
Save 18%
Billet Machined 1.9 D6 Spoke Wheels w/ 0 & +6 Adapters for Traxxas TRX-4

Billet Machined 1.9 D6 Spoke Wheels w/ 0 & +6 Adapters for Traxxas TRX-4

In stock
C27927SILVERBLACK
$89.99 USD
Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8-inch WB)

Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8-inch WB)

In stock
C27926SILVER
$35.99 USD