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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.

76 total products 1 filter active

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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
Blue
Stock, color & sort
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Stock
Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 68%

Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.)

In stock
C31366BLUE
$6.72 USD $20.99
Save 68%
Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler Save 51%

Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler

In stock
C28205BLUE
$14.70 USD $29.99
Save 51%
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
C28123BLUE
$39.99 USD
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 39%

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

In stock
C27993BLUE
$48.79 USD $79.99
Save 39%
Portal Axle Counterweight Add-On (2) for Traxxas TRX-4 Scale & Trail Crawler Save 73%

Portal Axle Counterweight Add-On (2) for Traxxas TRX-4 Scale & Trail Crawler

In stock
C27938BLUE
$13.50 USD $49.99
Save 73%
Realistic Reclinable Racing Sport Seat for 1/10 Scale RC Vehicles

Realistic Reclinable Racing Sport Seat for 1/10 Scale RC Vehicles | TRX-4 Crawle...

In stock
C30162BLUE
$12.99 USD
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 16%

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

In stock
C32442BLUE
$50.39 USD $59.99
Save 16%
Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler

Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler | TR...

In stock
C32192LIGHTBLUE
$7.99 USD
Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler

Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler | TR...

In stock
C32192BLUE
$7.99 USD
Shifting 25T Servo Savers & Servo Mounting Braces for TRX-4 & SCX10 III Save 23%

Shifting 25T Servo Savers & Servo Mounting Braces for TRX-4 & SCX10 III

In stock
C32137LIGHTBLUE
$10.00 USD $12.99
Save 23%
Shifting 25T Servo Savers & Servo Mounting Braces for TRX-4 & SCX10 III Save 16%

Shifting 25T Servo Savers & Servo Mounting Braces for TRX-4 & SCX10 III

In stock
C32137BLUE
$10.91 USD $12.99
Save 16%
Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021 Save 72%

Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021

In stock
C31683BLUE
$8.40 USD $29.99
Save 72%
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 73%

Alloy Door Handles Add-On for Traxxas TRX-4 2021 Ford Bronco

In stock
C31514LIGHTBLUE
$4.59 USD $16.99
Save 73%
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 73%

Alloy Door Handles Add-On for Traxxas TRX-4 2021 Ford Bronco

In stock
C31514BLUE
$4.59 USD $16.99
Save 73%
Alloy F&R Upper Shock Mount Lift Kit for Traxxas TRX-4 82024-4, 82056-4, 82066-4

Alloy F&R Upper Shock Mount Lift Kit for Traxxas TRX-4 82024-4, 82056-4, 82066-4

In stock
C30973BLUE
$24.99 USD
Billet Machined T2 Motor Mount for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C30179BLUE
$35.99 USD
Alloy Motor Mount + Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 16%

Alloy Motor Mount + Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.)

In stock
C30116BLUE
$17.63 USD $20.99
Save 16%
12mm Hex Wheel (4) Hub Alloy 14mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 21%

12mm Hex Wheel (4) Hub Alloy 14mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30013BLUE
$8.68 USD $10.99
Save 21%
12mm Hex Wheel (4) Hub Alloy 13mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 21%

12mm Hex Wheel (4) Hub Alloy 13mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30012BLUE
$8.68 USD $10.99
Save 21%
12mm Hex Wheel (4) Hub Alloy 12mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 41%

12mm Hex Wheel (4) Hub Alloy 12mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30011BLUE
$6.48 USD $10.99
Save 41%
12mm Hex Wheel (4) Hub Alloy 11mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 21%

12mm Hex Wheel (4) Hub Alloy 11mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30010BLUE
$8.68 USD $10.99
Save 21%
12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 15%

12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30009BLUE
$9.34 USD $10.99
Save 15%
12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 50%

12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler

In stock
C30008BLUE
$5.50 USD $10.99
Save 50%
Special Replacement Front Bracket for C28556 Save 66%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

In stock
C29100BLUE
$3.74 USD $10.99
Save 66%
Alloy Motor Mount w/ Cooling Fan for TRX-4 Scale & Trail Crawler Save 9%

Alloy Motor Mount w/ Cooling Fan for TRX-4 Scale & Trail Crawler

In stock
C28714BLUE
$45.49 USD $49.99
Save 9%
Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8in WB) Save 73%

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

In stock
C28694BLUE
$13.50 USD $49.99
Save 73%
T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Save 33%

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

In stock
C28589BLUE
$100.49 USD $149.99
Save 33%
Adjustable Rebound Piggyback Shock (4) for Traxxas TRX-4 Scale & Trail Crawler

Adjustable Rebound Piggyback Shock (4) for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28580BLUE
$79.99 USD
Realistic Rear Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount Save 8%

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

In stock
C28579BLUE
$55.19 USD $59.99
Save 8%
Realistic Front Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount

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

In stock
C28578BLUE
$59.99 USD
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 5%

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

In stock
C28570BLUE
$9.49 USD $9.99
Save 5%
Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4 Save 3%

Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

In stock
C28556BLUE
$135.79 USD $139.99
Save 3%
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
C28554BLUE
$49.99 USD
Alloy Machined Side Step Plate Set for Traxxas TRX-4 Defender & Sport

Alloy Machined Side Step Plate Set for Traxxas TRX-4 Defender & Sport

In stock
C28485BLUE
$29.99 USD
Alloy Front Skid Plate for Traxxas TRX-4 Scale & Trail Crawler Sold out

Alloy Front Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

Sold out
C28418BLUE
$16.99 USD
Alloy Center Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

Alloy Center Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28416BLUE
$20.99 USD
Alloy Center Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

Alloy Center Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28415BLUE
$25.99 USD
Anti Roll Stabilizer Sway Bar Kit for Traxxas TRX-4 Off-Road Truck

Anti Roll Stabilizer Sway Bar Kit for Traxxas TRX-4 Off-Road Truck

In stock
C28411BLUE
$45.99 USD
Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm) Save 11%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm)

In stock
C28402BLUE
$10.67 USD $11.99
Save 11%
Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm) Save 37%

Blue Alloy Adjustable Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm)

In stock
C28401BLUE
$7.55 USD $11.99
Save 37%
Alloy Machined Fixed Length Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 73%

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

In stock
C28400BLUE
$3.24 USD $11.99
Save 73%
Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler 12.3in & 12.8in WB

Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler 12.3in & 12.8in WB

In stock
C28383BLUE
$39.99 USD
Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

In stock
C28238BLUE
$8.99 USD
Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 40%

Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler

In stock
C28237BLUE
$5.39 USD $8.99
Save 40%
Alloy Machined Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0

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

In stock
C28232BLUE
$24.99 USD
Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 21%

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

In stock
C28231BLUE
$19.74 USD $24.99
Save 21%
Alloy Machined Steering & Suspension Linkage Set(10) for 1/10 TRX-4 (12.8-in WB) Save 11%

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

In stock
C28195BLUE
$62.29 USD $69.99
Save 11%
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 73%

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

In stock
C28139BLUE
$2.43 USD $8.99
Save 73%
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=18, 22mm) Sold out

Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=18, 22mm)

Sold out
C28138BLUE
$8.99 USD
Billet Machined Anodized Shock Parts for Traxxas TRX-4 Scale & Trailer Crawler Save 16%

Billet Machined Anodized Shock Parts for Traxxas TRX-4 Scale & Trailer Crawler

In stock
C28055BLUE
$14.27 USD $16.99
Save 16%
Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler Save 16%

Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler

In stock
C28051BLUE
$25.19 USD $29.99
Save 16%
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
C28046BLUE
$15.38 USD $26.99
Save 43%
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 49%

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

In stock
C28045BLUE
$13.76 USD $26.99
Save 49%
Billet Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 3%

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

In stock
C28038BLUE
$20.36 USD $20.99
Save 3%
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
C28020BLUE
$12.99 USD
Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 11%

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

In stock
C28002BLUE
$71.19 USD $79.99
Save 11%
Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 6%

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

In stock
C27999BLUE
$37.59 USD $39.99
Save 6%
Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 45%

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

In stock
C27998BLUE
$16.49 USD $29.99
Save 45%
Billet Machined Counterweight (2) for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

In stock
C27997BLUE
$35.99 USD $39.99
Save 10%
Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler Save 30%

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

In stock
C27991BLUE
$20.99 USD $29.99
Save 30%
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
C27990BLUE
$29.99 USD
Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

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

In stock
C27989BLUE
$45.99 USD
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C27982BLUE
$21.83 USD $25.99
Save 16%
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27979BLUE
$26.99 USD
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 3%

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

In stock
C27978BLUE
$26.18 USD $26.99
Save 3%
Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27975BLUE
$29.99 USD
Billet Machined Alloy Body Mount for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27974BLUE
$20.99 USD
Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

Sold out
C27973BLUE
$39.99 USD
Machined Alloy 2 Speed Servo Mount for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27972BLUE
$20.99 USD
Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 5%

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

In stock
C27971BLUE
$25.64 USD $26.99
Save 5%
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
C27970BLUE
$26.99 USD
Billet Machined Alloy Rear Axle Mount for Traxxas TRX-4 Scale & Trail Crawler Save 54%

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

In stock
C27969BLUE
$12.42 USD $26.99
Save 54%