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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.

127 total products 1 filter active

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

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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
Black
Stock, color & sort
Quick filters
Stock
Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender

Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender

In stock
C28483BLACK
$49.99 USD
Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender Save 16%

Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender

In stock
C28482BLACK
$41.99 USD $49.99
Save 16%
Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler Save 62%

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

In stock
C28469BLACK
$11.40 USD $29.99
Save 62%
Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender Save 73%

Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender

In stock
C28424BLACK
$16.20 USD $59.99
Save 73%
Alloy Center Skid Plate for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C28415BLACK
$25.99 USD
Billet Machined Realistic Front Grill Set for Traxxas TRX-4 Defender Save 64%

Billet Machined Realistic Front Grill Set for Traxxas TRX-4 Defender

In stock
C28413BLACKSILVER
$10.80 USD $29.99
Save 64%
Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm) Save 10%

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

In stock
C28402BLACK
$10.79 USD $11.99
Save 10%
Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm) Save 10%

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

In stock
C28401BLACK
$10.79 USD $11.99
Save 10%
Realistic Black Metal Armor Plate Upgrades for Traxxas TRX-4 RC Tactical Unit Save 66%

Realistic Black Metal Armor Plate Upgrades for Traxxas TRX-4 RC Tactical Unit

In stock
C28399BLACK
$20.40 USD $59.99
Save 66%
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 10%

Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28394BLACK
$62.99 USD $69.99
Save 10%
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
C28383BLACK
$39.99 USD
Billet Machined 2.2 Size 14 Spoke Wheels w/ +3 Adapters for Traxxas TRX-4 Save 6%

Billet Machined 2.2 Size 14 Spoke Wheels w/ +3 Adapters for Traxxas TRX-4

In stock
C28252BLACK
$93.99 USD $99.99
Save 6%
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
C28238BLACK
$8.99 USD
Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 43%

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

In stock
C28237BLACK
$5.12 USD $8.99
Save 43%
Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C28234BLACK
$28.99 USD
Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 32%

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

In stock
C28233BLACK
$16.99 USD $24.99
Save 32%
Billet Machined Alloy Differential Cover for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Billet Machined Alloy Differential Cover for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28229BLACK
$25.19 USD $29.99
Save 16%
Billet Machined 1.9 Alloy Wheels for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Billet Machined 1.9 Alloy Wheels for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28218BLACK
$75.59 USD $89.99
Save 16%
Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler Save 37%

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

In stock
C28205BLACK
$18.89 USD $29.99
Save 37%
Alloy Machined Steering & Suspension Linkage Set(10) for 1/10 TRX-4 (12.8-in WB) Save 16%

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

In stock
C28195BLACK
$58.79 USD $69.99
Save 16%
Billet Machined 1.9 Size 12 Spoke Wheels for Traxxas TRX-4 Scale & Trail Crawler

Billet Machined 1.9 Size 12 Spoke Wheels for Traxxas TRX-4 Scale & Trail Crawler

In stock
C28150BLACKSILVER
$69.99 USD
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=22mm)

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

In stock
C28139BLACK
$8.99 USD
Billet Machined Rear Bumper Receiving Hitch w/ Ball Mount for Traxxas TRX-4 Sold out

Billet Machined Rear Bumper Receiving Hitch w/ Ball Mount for Traxxas TRX-4

Sold out
C28068BLACK
$9.99 USD
Billet Machined Anodized Shock Parts for Traxxas TRX-4 Scale & Trailer Crawler

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

In stock
C28055BLACK
$16.99 USD
Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler Save 9%

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

In stock
C28051BLACK
$27.29 USD $29.99
Save 9%
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
C28050BLACK
$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
C28049BLACK
$26.99 USD
Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 30%

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

In stock
C28048BLACK
$18.89 USD $26.99
Save 30%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 33%

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

In stock
C28047BLACK
$18.08 USD $26.99
Save 33%
Black Realistic Rear Alloy Bumper with LED for Traxxas TRX-4 with 43mm Mount Save 5%

Black Realistic Rear Alloy Bumper with LED for Traxxas TRX-4 with 43mm Mount

In stock
C28031BLACK
$56.99 USD $59.99
Save 5%
Realistic Front Alloy Bumper w/ Winch & LED for Traxxas TRX-4 w/ 43mm Mount

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

In stock
C28030BLACK
$99.99 USD
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount

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

In stock
C28029BLACK
$59.99 USD
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

In stock
C28020BLACK
$11.69 USD $12.99
Save 10%
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 55%

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

In stock
C28002BLACK
$36.00 USD $79.99
Save 55%
Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 28%

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

In stock
C28000BLACK
$21.59 USD $29.99
Save 28%
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 25%

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

In stock
C27993BLACK
$59.99 USD $79.99
Save 25%
Billet Machined Alloy Gearbox Mount Lower Skidplate for Traxxas TRX-4 Crawler Sold out

Billet Machined Alloy Gearbox Mount Lower Skidplate for Traxxas TRX-4 Crawler

Sold out
C27992BLACK
$39.99 USD
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
C27991BLACK
$13.50 USD $29.99
Save 55%
Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 10%

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

In stock
C27990BLACK
$26.99 USD $29.99
Save 10%
Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 36%

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

In stock
C27989BLACK
$29.43 USD $45.99
Save 36%
Billet Machined Motor Mounting Plate for Traxxas TRX-4 Scale & Trail Crawler Save 3%

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

In stock
C27982BLACK
$25.21 USD $25.99
Save 3%
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
C27979BLACK
$22.67 USD $26.99
Save 16%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 39%

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

In stock
C27978BLACK
$16.46 USD $26.99
Save 39%
Billet Machined Rear Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 15%

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

In stock
C27977BLACK
$33.99 USD $39.99
Save 15%
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
C27975BLACK
$10.20 USD $29.99
Save 66%
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
C27974BLACK
$20.99 USD
Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C27973BLACK
$39.99 USD
Machined Alloy 2 Speed Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C27972BLACK
$17.63 USD $20.99
Save 16%
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
C27971BLACK
$22.67 USD $26.99
Save 16%
Billet Machined Alloy Front Axle Mount for Traxxas TRX-4 Scale & Trail Crawler Save 73%

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

In stock
C27968BLACK
$7.29 USD $26.99
Save 73%
Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 41%

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

In stock
C27967BLACK
$29.49 USD $49.99
Save 41%
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 1.9 D6 Spoke Wheels w/ 0 & +6 Adapters for Traxxas TRX-4 Save 10%

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

In stock
C27927GUNBLACK
$80.99 USD $89.99
Save 10%
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
C27926BLACK
$35.99 USD