Skip to content

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.

39 total products 1 filter active

Filters

Choose a part type or color for this vehicle. Use Switch model only when you want a different vehicle; stock is controlled above.

Active filters Grey 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
Grey
Stock, color & sort
Quick filters
Stock
Billet Machined T2 Motor Mount for Traxxas TRX-4 Scale & Trail Crawler Save 26%

Billet Machined T2 Motor Mount for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30179GREY
$26.63 USD $35.99
Save 26%
Realistic Rear Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount Save 23%

Realistic Rear Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount

In stock
C28579GREY
$46.19 USD $59.99
Save 23%
Realistic Front Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount Save 3%

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

In stock
C28578GREY
$58.19 USD $59.99
Save 3%
Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler Save 56%

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

In stock
C27991GREY
$13.20 USD $29.99
Save 56%
Type XJ Adapters for C33264 & C23115 Setup Station (M4 w/ 6mm ID for TRX-4) Save 31%

Type XJ Adapters for C33264 & C23115 Setup Station (M4 w/ 6mm ID for TRX-4)

In stock
C33260GREY
$14.48 USD $20.99
Save 31%
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 36%

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

In stock
C32442GREY
$38.39 USD $59.99
Save 36%
Special Replacement Front Bracket for C28556 Save 66%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

In stock
C29100GREY
$3.74 USD $10.99
Save 66%
Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8in WB) Save 30%

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

In stock
C28694GREY
$34.99 USD $49.99
Save 30%
36mm Motor Heatsink+40x40mm Cooling Fan 17k rpm for 1/10 TR-MT10E & TRX-4 Save 32%

36mm Motor Heatsink+40x40mm Cooling Fan 17k rpm for 1/10 TR-MT10E & TRX-4

In stock
C28600GREY
$20.39 USD $29.99
Save 32%
T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Save 33%

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

In stock
C28589GREY
$100.49 USD $149.99
Save 33%
Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28576GREY
$27.71 USD $32.99
Save 16%
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 52%

Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm)

In stock
C28570GREY
$4.80 USD $9.99
Save 52%
Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

In stock
C28556GREY
$139.99 USD
Front Sled Ski Attachment Set for Traxxas TRX-4 (for RWD Operation)

Front Sled Ski Attachment Set for Traxxas TRX-4 (for RWD Operation)

In stock
C28554GREY
$49.99 USD
Billet Machined Alloy Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 16%

Billet Machined Alloy Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm)

In stock
C28428GREY
$10.07 USD $11.99
Save 16%
Alloy Machined Steering & Suspension Linkage Set(10) for 1/10 TRX-4 (12.8-in WB)

Alloy Machined Steering & Suspension Linkage Set(10) for 1/10 TRX-4 (12.8-in WB)

In stock
C28195GREY
$69.99 USD
Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 25%

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

In stock
C28002GREY
$59.99 USD $79.99
Save 25%
Billet Machined Front Axle Housing for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C28001GREY
$79.99 USD
Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 68%

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

In stock
C28000GREY
$9.60 USD $29.99
Save 68%
Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 42%

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

In stock
C27999GREY
$23.19 USD $39.99
Save 42%
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
C27998GREY
$25.19 USD $29.99
Save 16%
Billet Machined Counterweight (2) for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

Sold out
C27997GREY
$39.99 USD
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 26%

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

In stock
C27993GREY
$59.19 USD $79.99
Save 26%
Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 50%

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

In stock
C27990GREY
$15.00 USD $29.99
Save 50%
Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 27%

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

In stock
C27989GREY
$33.57 USD $45.99
Save 27%
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27982GREY
$25.99 USD
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C27979GREY
$22.67 USD $26.99
Save 16%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 70%

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

In stock
C27978GREY
$8.10 USD $26.99
Save 70%
Billet Machined Rear Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 45%

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

In stock
C27977GREY
$21.99 USD $39.99
Save 45%
Billet Machined Front Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 25%

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

In stock
C27976GREY
$29.99 USD $39.99
Save 25%
Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler Save 52%

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

In stock
C27975GREY
$14.40 USD $29.99
Save 52%
Billet Machined Alloy Body Mount for Traxxas TRX-4 Scale & Trail Crawler Save 50%

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

In stock
C27974GREY
$10.50 USD $20.99
Save 50%
Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 32%

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

In stock
C27973GREY
$27.19 USD $39.99
Save 32%
Machined Alloy 2 Speed Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 22%

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

In stock
C27972GREY
$16.37 USD $20.99
Save 22%
Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C27971GREY
$22.67 USD $26.99
Save 16%
Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C27970GREY
$22.67 USD $26.99
Save 16%
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
C27969GREY
$7.29 USD $26.99
Save 73%
Billet Machined Alloy Front Axle Mount for Traxxas TRX-4 Scale & Trail Crawler Save 27%

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

In stock
C27968GREY
$19.70 USD $26.99
Save 27%
Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 54%

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

In stock
C27967GREY
$23.00 USD $49.99
Save 54%