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

Enhance your Traxxas 1/10 TRX-4 Scale and Trail Crawler with our premium selection of hop-up parts. Designed specifically for the 1/10 TRX-4 Crawler, our range of upgrades will take your RC experience to the next level. From performance-boosting components to stylish accessories, find everything you need to customize and optimize your crawler. Explore our collection and transform your Traxxas TRX-4 into the ultimate off-road machine.

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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
Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 20%

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

In stock
C27998BLACK
$23.99 $29.99
Save 20%
Alloy Center Gearbox Mounting Plate Chassis Brace for Traxxas TRX-4

Alloy Center Gearbox Mounting Plate Chassis Brace for Traxxas TRX-4

In stock
C31101BLACK
$24.99
Alloy Front & Rear Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler Sold out

Alloy Front & Rear Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler

Sold out
C30088BLACK
$129.99
Billet Machined Rear Portal, Axle Housings & Mounts for Traxxas TRX-4 Crawler Save 3%

Billet Machined Rear Portal, Axle Housings & Mounts for Traxxas TRX-4 Crawler

In stock
C28705BLACK
$126.09 $129.99
Save 3%
Billet Machined Front Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler Save 46%

Billet Machined Front Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler

In stock
C28704BLACK
$70.19 $129.99
Save 46%
Machined Alloy Front Portal Housings & Uprights for Traxxas 1/10 TRX-4 Save 41%

Machined Alloy Front Portal Housings & Uprights for Traxxas 1/10 TRX-4

In stock
C28698BLACK
$41.29 $69.99
Save 41%
Billet Machined Alloy Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm)

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

In stock
C28428BLACK
$11.99
Billet Machined Realistic Front Grill Set for Traxxas TRX-4 Defender Save 78%

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

In stock
C28413BLACK
$6.60 $29.99
Save 78%
Black Realistic Alloy Rear Bumper with LED for Traxxas TRX-4 with 43mm Mount

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

In stock
C28035BLACK
$59.99
Realistic Front Alloy Bumper w/ Winch & LED for Traxxas TRX-4 w/ 43mm Mount Save 16%

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

In stock
C28030BLACKRED
$83.99 $99.99
Save 16%
Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 32%

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

In stock
C27999BLACK
$27.19 $39.99
Save 32%
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
C27970BLACK
$26.99
Type XJ Adapters for C33264 & C23115 Setup Station (M4 w/ 6mm ID for TRX-4) Save 26%

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

In stock
C33260BLACK
$15.53 $20.99
Save 26%
Realistic Reclinable Racing Sport Seat for 1/10 Scale RC Vehicles Save 9%

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

In stock
C30162BLACK
$11.82 $12.99
Save 9%
Realistic Scale Metal Headlight Guards (2) for Traxxas G500 & G63 Crawler Save 16%

Realistic Scale Metal Headlight Guards (2) for Traxxas G500 & G63 Crawler | TRX-4 Crawler

In stock
C29526BLACK
$6.71 $7.99
Save 16%
Realistic Side Awning Camping Tent Sunshade for Traxxas TRX-4 & Axial SCX10 III Save 18%

Realistic Side Awning Camping Tent Sunshade for Traxxas TRX-4 & Axial SCX10 III

In stock
C31250BLACK
$32.79 $39.99
Save 18%
Realistic Metal Front Bumper w/ LED for Traxxas TRX-4 & Axial SCX-10 Save 16%

Realistic Metal Front Bumper w/ LED for Traxxas TRX-4 & Axial SCX-10

In stock
C31907BLACK
$22.67 $26.99
Save 16%
Realistic Front Alloy Bumper w/ LED for Most SCX-10 & TRX-4 w/ 40-43mm Mount Save 16%

Realistic Front Alloy Bumper w/ LED for Most SCX-10 & TRX-4 w/ 40-43mm Mount

In stock
C28789BLACK
$33.59 $39.99
Save 16%
Alloy Machined M4 Size Wheel Nut for 1/10 Scale Traxxas RC Save 30%

Alloy Machined M4 Size Wheel Nut for 1/10 Scale Traxxas RC | TRX-4 Crawler | 4-Tec 2.0 & 3.0 | TRX-6 Crawler

In stock
C31682BLACK
$9.09 $12.99
Save 30%
Realistic Plastic Scale Body Kit for 1/10 Size TRX-4 Off-Road Crawler 324mm WB

Realistic Plastic Scale Body Kit for 1/10 Size TRX-4 Off-Road Crawler 324mm WB

In stock
C32750BLACK
$89.99
Realistic Plastic Body 330mm Wheelbase Type for Traxxas 1/10 TRX-4 Off-Road

Realistic Plastic Body 330mm Wheelbase Type for Traxxas 1/10 TRX-4 Off-Road

In stock
C32528BLACK
$129.99
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 51%

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

In stock
C32442BLACK
$29.40 $59.99
Save 51%
Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler Sold out

Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler | TRX-6 Crawler

Sold out
C32192BLACK
$7.99
Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021 Sold out

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

Sold out
C31683BLACK
$29.99
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco

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

In stock
C31514BLACK
$16.99
Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 65%

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

In stock
C31366BLACK
$7.35 $20.99
Save 65%
Alloy Front & Rear Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler Sold out

Alloy Front & Rear Portal, Axle Housings & Uprights for Traxxas TRX-4 Crawler

Sold out
C31365BLACK
$139.99
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 18%

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

In stock
C31181BLACK
$40.99 $49.99
Save 18%
Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

Sold out
C31037BLACK
$16.99
Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C31036BLACK
$12.99
Alloy Machined Front Steering Servo Mount for Traxxas TRX-4 Crawler

Alloy Machined Front Steering Servo Mount for Traxxas TRX-4 Crawler

In stock
C31029BLACK
$12.99
Realistic Rubber Cargo Net 174x135mm for 1/10 Scale Crawler Save 11%

Realistic Rubber Cargo Net 174x135mm for 1/10 Scale Crawler | TRX-4 Crawler | SCX-10

In stock
C31002BLACK
$9.78 $10.99
Save 11%
Realistic Front Alloy Bumper w/ LED for TRX-4 Ford Bronco Style Body Save 16%

Realistic Front Alloy Bumper w/ LED for TRX-4 Ford Bronco Style Body

In stock
C30976BLACK
$24.35 $28.99
Save 16%
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
C30973BLACK
$24.99
Alloy 2-Speed Gearbox Housings & Motor Mount Assembly for Traxxas TRX-4 Crawler

Alloy 2-Speed Gearbox Housings & Motor Mount Assembly for Traxxas TRX-4 Crawler

In stock
C30968BLACK
$89.99
Realistic Scale Alloy Front Windshield Wiper Kit for 1/10 Axial, Traxxas Crawler

Realistic Scale Alloy Front Windshield Wiper Kit for 1/10 Axial, Traxxas Crawler | TRX-4 Crawler | SCX-10 | SCX10 II | SCX10 III

In stock
C30806BLACK
$10.99
Stainless Steel Front Skid Plate for Traxxas TRX-4 G500 & AMG63 Save 64%

Stainless Steel Front Skid Plate for Traxxas TRX-4 G500 & AMG63 - Black

In stock
C30609BLACK
$9.00 $24.99
Save 64%
Billet Machined Center Gearbox Housing for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

In stock
C30359BLACK
$44.99 $49.99
Save 10%
Billet Machined Steering Servo Horn 25T for Traxxas TRX-4 (r=20, 24mm) Save 18%

Billet Machined Steering Servo Horn 25T for Traxxas TRX-4 (r=20, 24mm)

In stock
C30327BLACK
$4.91 $5.99
Save 18%
Billet Machined Steering Servo Horn 25T for Traxxas TRX-4 (r=18, 22mm) Save 33%

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

In stock
C30326BLACK
$4.68 $6.99
Save 33%
Billet Machined Alloy T-Lock Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 22%

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

In stock
C30274BLACK
$16.37 $20.99
Save 22%
Black Realistic Front Alloy Bumper with LED for Traxxas TRX-4 G500 & AMG63 Save 72%

Black Realistic Front Alloy Bumper with LED for Traxxas TRX-4 G500 & AMG63

In stock
C30204BLACK
$16.80 $59.99
Save 72%
Billet Machined T2 Motor Mount for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C30179BLACK
$35.99
Billet Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler Save 10%

Billet Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler

In stock
C30128BLACK
$11.69 $12.99
Save 10%
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
C30116BLACK
$17.63 $20.99
Save 16%
12mm Hex Wheel (4) Hub Alloy 14mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C30013BLACK
$9.23 $10.99
Save 16%
12mm Hex Wheel (4) Hub Alloy 12mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

In stock
C30011BLACK
$9.89 $10.99
Save 10%
12mm Hex Wheel (4) Hub Alloy 11mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C30010BLACK
$9.23 $10.99
Save 16%
12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C30009BLACK
$10.99
12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

Sold out
C30008BLACK
$10.99
Realistic Alloy Brake Disc Set for Traxxas 1/10 TRX-4 Trail Crawler

Realistic Alloy Brake Disc Set for Traxxas 1/10 TRX-4 Trail Crawler

In stock
C29937BLACK
$29.99
Alloy Machined Front & Rear Axle Housings for Traxxas TRX-4 Scale, Trail Crawler Save 9%

Machined Black Front & Rear Axle Housings for Traxxas TRX-4 Scale, Trail Crawler

In stock
C29512BLACK
$63.69 $69.99
Save 9%
Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

In stock
C29465BLACK
$24.29 $26.99
Save 10%
Billet Machined Alloy Differential Cover for Traxxas TRX-4 Crawler Save 51%

Billet Machined Alloy Differential Cover for Traxxas TRX-4 Crawler

In stock
C29412BLACK
$10.29 $20.99
Save 51%
Rear Bumper Receiving Hitch w/ Ball Mount & Pintle Hook Combo for Traxxas TRX-4

Rear Bumper Receiving Hitch w/ Ball Mount & Pintle Hook Combo for Traxxas TRX-4

In stock
C28780BLACK
$20.99
Alloy Motor Mount w/ Cooling Fan for TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C28714BLACK
$41.99 $49.99
Save 16%
Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 21%

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

In stock
C28707BLACK
$63.19 $79.99
Save 21%
Billet Machined Front Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 20%

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

In stock
C28706BLACK
$63.99 $79.99
Save 20%
Billet Machined Alloy Rear Portal Drive Housing Set w/ Mount for Traxxas TRX-4 Save 57%

Billet Machined Alloy Rear Portal Drive Housing Set w/ Mount for Traxxas TRX-4

In stock
C28699BLACK
$25.80 $59.99
Save 57%
Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8in WB) Save 78%

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

In stock
C28694BLACK
$11.00 $49.99
Save 78%
T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Sold out

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

Sold out
C28589BLACK
$149.99
Adjustable Rebound Piggyback Shock (4) for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

In stock
C28580BLACK
$67.19 $79.99
Save 16%
Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 51%

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

In stock
C28570BLACK
$4.90 $9.99
Save 51%
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 31%

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

In stock
C28492BLACK
$38.63 $55.99
Save 31%
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
C28491BLACKRED
$79.99
Realistic Front Alloy Bumper w/ Winch & LED for Traxxas TRX-4 w/ 43mm Mount Save 16%

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

In stock
C28491BLACK
$67.19 $79.99
Save 16%
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 29%

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

In stock
C28490BLACK
$35.49 $49.99
Save 29%
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
C28489BLACKRED
$79.99
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
C28489BLACK
$79.99
Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler

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

In stock
C28486BLACK
$69.99
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
C28485BLACK
$29.99
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