Skip to content

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.

774 products

Refine Results

Choose Model / Vehicle or use More Part Filters to narrow by part type or color.

Model / Vehicle
1/5 Pro Scale Sand Car 1/5 X-Maxx 4X4 1/5 X-Maxx w/WideMaxx 1/6 Maxx 4S 1/6 Maxx V2 WideMaxx 1/6 XRT 8S 1/7 Unlt. Desert Racer 1/8 Jato 4X4 Buggy 1/10 Bandit 2WD 1/10 Bigfoot M/T 1/10 Drag Slash 1/10 E-Maxx 16.8 (#3905) 1/10 E-REVO (-2017) 1/10 E-REVO 2.0 (2018+) 1/10 Hoss 4x4 1/10 Jato 2.5 / 3.3 Buggy 1/10 Mini Slash 4X4 1/10 Monster Jam 1/10 Nitro Rustler 1/10 Nitro Slash 2WD 1/10 Nitro Stampede 1/10 REVO (-2017) 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 Slayer 4X4 (Non-PRO) 1/10 ST Rally (-2023) 1/10 ST Rally BL-2s 1/10 Stampede 2WD 1/10 Stampede 4X4 (-'23) 1/10 Stampede 4X4 BL-2s 1/10 Summit 1/10 Telluride 4x4 1/10 T-Maxx & E-Maxx 1/10 T-Maxx 3.3 (#4908) 1/10 TRX-4 Crawler 1/10 TRX-6 Crawler 1/16 E-Revo / Summit 1/16 Mini Maxx 1/16 Mini XRT 1/16 Slash / Rally 1/18 LaTrax Rally 1/18 LaTrax SST 1/18 LaTrax Teton 1/18 TRX-4M Crawler
More part filters
Metal 15T Pinion Gear for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Metal 3.17mm Bore 32P 15T Pinion Gear for Traxxas TRX-4 Scale & Trail Crawler

OBM-036
Type: Pinion Gear 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$3.99
$3.35
in stock
View Product
Realistic Alloy Window Grill Set for Traxxas TRX-4 Scale & Trail Crawler

Realistic Alloy Window Grill Set for Traxxas TRX-4 Scale & Trail Crawler

OBM-035
Type: Grill 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$20.99
in stock
View Product
Realistic Alloy Diamond Plate Overlay Panels for Traxxas TRX-4 Scale Crawler Save 78%

Realistic Alloy Diamond Plate Overlay Panels for Traxxas TRX-4 Scale Crawler

OBM-034
Type: Plate 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$20.99
$4.62
in stock
View Product
Plastic 1/10 Right Safari Snorkel for Traxxas TRX-4 Off-Road Trail Rock Crawling Save 78%

Plastic 1/10 Right Safari Snorkel for Traxxas TRX-4 Off-Road Trail Rock Crawling

OBM-033
Type: RC Part 1/10 TRX-4 Off-Road Scale Crawler 1/10 TRX-4 Crawler
$9.99
$2.20
in stock
View Product
Scale Tools & Accessory 18pcs Assortment for Traxxas TRX-4 Scale & Trail Crawler

Scale Tools & Accessory 18pcs Assortment for Traxxas TRX-4 Scale & Trail Crawler

OBM-017
Type: Tool 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$69.99
in stock
View Product
1.9 Rock Crawler Tire (2) Set for Traxxas TRX-4 Scale & Trail Crawler O.D.=118mm Save 10%

1.9 Rock Crawler Tire (2) Set for Traxxas TRX-4 Scale & Trail Crawler O.D.=118mm

OBM-014
Type: Tire 1/10 Rock Crawler TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$12.99
$11.69
Only 1 left!
View Product
Alloy Battery Hold-Down w/ Strap for Traxxas TRX-4 & TRX-6

Alloy Battery Hold-Down with Strap for TRX-4 and TRX-6 RC Crawlers

C33859
Type: Battery 1/10 TRX-4 TRX-6 Scale Crawler 1/10 TRX-4 Crawler
$24.99
in stock
View Product
Rubber Fender Flare (4) Protection Side Guard for 1/10 Scale Traxxas Defender

Rubber Fender Flare (4) Protection Side Guard for 1/10 Scale Traxxas Defender

C33154
Type: Guard 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$20.99
in stock
View Product
Replacement Clear Plastic Side Windows for C29333 Hard Plastic Body Save 23%

Replacement Clear Plastic Side Windows for C29333 Hard Plastic Body

C32929
Type: RC Body 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$12.99
$10.00
in stock
View Product
Replacement Clear Plastic Windshields for C29333 Hard Plastic Body Sold out

Replacement Clear Plastic Windshields for C29333 Hard Plastic Body

C32925
Type: RC Body 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$12.99
Out of stock
View Product
Replacement Part Clutch Pad for C28198 Save 52%

Replacement Part Clutch Pad for C28198

C32590
Type: Replacement Parts 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$3.99
$1.92
in stock
View Product
Realistic Plastic Body 330mm Wheelbase Type for Traxxas 1/10 TRX-4 Off-Road Save 16%

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

C32528YELLOW
Type: RC Body 1/10 TRX-4 Off-Road Scale Crawler 1/10 TRX-4 Crawler
$129.99
$109.19
in stock
View Product
Realistic Plastic Body 330mm Wheelbase Type for Traxxas 1/10 TRX-4 Off-Road Sold out

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

C32528WHITE
Type: RC Body 1/10 TRX-4 Off-Road Scale Crawler 1/10 TRX-4 Crawler
$129.99
Out of stock
View Product
Realistic Plastic Body 330mm Wheelbase Type for Traxxas 1/10 TRX-4 Off-Road Sold out

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

C32528BLACK
Type: RC Body 1/10 TRX-4 Off-Road Scale Crawler 1/10 TRX-4 Crawler
$129.99
Out of stock
View Product
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 61%

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

C32442SILVER
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$23.40
in stock
View Product
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount

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

C32442RED
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
in stock
View Product
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 45%

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

C32442ORANGE
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$32.99
in stock
View Product
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

C32442GREY
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$38.39
in stock
View Product
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 59%

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

C32442GREEN
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$24.60
in stock
View Product
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

C32442BLUE
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$50.39
in stock
View Product
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

C32442BLACK
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$59.99
$29.40
in stock
View Product
Stainless Steel Linkage Set for Traxxas TRX-4 Scale & Trail Crawler (12.8-in WB) Save 16%

Stainless Steel Linkage Set for Traxxas TRX-4 Scale & Trail Crawler (12.8-in WB)

C32234
Type: Linkage 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$28.99
$24.35
in stock
View Product
Realistic LED Lighting System w/ 3CH Controller for Traxxas TRX-4 LR Version

Realistic LED Lighting System w/ 3CH Controller for Traxxas TRX-4 LR Version

C32194
Type: LED Light 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
in stock
View Product
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

C32192LIGHTBLUE
Type: Servo Horn 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$7.99
in stock
View Product
Alloy Machined Shifting Servo Horn Set for Traxxas 1/10 TRX-4 Scale Crawler Save 16%

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

C32192GUN
Type: Servo Horn 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$7.99
$6.71
in stock
View Product
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

C32192BLUE
Type: Servo Horn 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$7.99
in stock
View Product
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

C32137RED
Type: Servo 1/10 TRX-4 SCX10 III Scale Crawler 1/10 TRX-4 Crawler
$12.99
$10.91
in stock
View Product
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

C32137LIGHTBLUE
Type: Servo 1/10 TRX-4 SCX10 III Scale Crawler 1/10 TRX-4 Crawler
$12.99
$10.00
in stock
View Product
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

C32137BLUE
Type: Servo 1/10 TRX-4 SCX10 III Scale Crawler 1/10 TRX-4 Crawler
$12.99
$10.91
in stock
View Product
Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4 Save 16%

Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

C31867
Type: Bumper Mount 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$25.99
$21.83
in stock
View Product
Brass Alloy 50g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Brass Alloy 50g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

C31866
Type: Caster Block 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$39.99
$33.59
in stock
View Product
Brass Alloy 68g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Brass Alloy 68g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

C31865
Type: RC Vehicle 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$39.99
in stock
View Product
Brass Alloy 42g Each Portal Outer Housings for Traxxas TRX-4 Scale Crawler

Brass Alloy 42g Each Portal Outer Housings for Traxxas TRX-4 Scale Crawler

C31864
Type: RC Vehicle 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$32.99
in stock
View Product
Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021

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

C31683RED
Type: Side Step 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
in stock
View Product
Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021 Save 77%

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

C31683BLUE
Type: Side Step 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
$6.90
in stock
View Product
Alloy Machined Side Step for Traxxas TRX-4 Ford Bronco 2021 Sold out

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

C31683BLACK
Type: Side Step 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
Out of stock
View Product
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 16%

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

C31514SILVER
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
$14.27
in stock
View Product
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

C31514RED
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
$4.59
in stock
View Product
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 78%

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

C31514LIGHTBLUE
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
$3.74
in stock
View Product
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 58%

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

C31514GUN
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
$7.14
in stock
View Product
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco Save 78%

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

C31514BLUE
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
$3.74
in stock
View Product
Alloy Door Handles Add-On for Traxxas TRX-4 Ford Bronco

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

C31514BLACK
Type: RC Part 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$16.99
in stock
View Product
Rear LED Brake Light w/ Mounting Bracket for Traxxas TRX-4 Ford Bronco Save 75%

Rear LED Brake Light with Mounting Bracket for Traxxas TRX-4 2021 Ford Bronco

C31459
Type: LED Light 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$25.99
$6.50
in stock
View Product
Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

Brass 97g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

C31386
Type: Bumper Mount 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
in stock
View Product
Front & Rear Brass+Alloy Housing Conversion Kit 1000g Total for Traxxas TRX-4 Sold out

Front & Rear Brass+Alloy Housing Conversion Kit 1000g Total for Traxxas TRX-4

C31385
Type: Conversion Set 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$229.99
Out of stock
View Product
Brass Alloy 69g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

Brass Alloy 69g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

C31370
Type: RC Vehicle 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$37.99
in stock
View Product
Brass Alloy 49g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

Brass Alloy 49g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

C31369
Type: Caster Block 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$39.99
in stock
View Product
Machined Brass 42g Each Portal Cover (2) for Traxxas TRX-4 Scale & Trail Crawler

Machined Brass 42g Each Portal Cover (2) for Traxxas TRX-4 Scale & Trail Crawler

C31368
Type: Cover 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$29.99
in stock
View Product
Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 46%

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

C31366SILVER
Type: Cooling Fan 1/10 TRX-4 SCX10 Scale Crawler 1/10 TRX-4 Crawler
$20.99
$11.33
in stock
View Product
Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 59%

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

C31366RED
Type: Cooling Fan 1/10 TRX-4 SCX10 Scale Crawler 1/10 TRX-4 Crawler
$20.99
$8.61
in stock
View Product
Motor Clamp Mount + Twin Cooling Fan for TRX-4 & SCX10 (Motor: 36mm O.D.) Save 73%

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

C31366BLUE
Type: Cooling Fan 1/10 TRX-4 SCX10 Scale Crawler 1/10 TRX-4 Crawler
$20.99
$5.67
in stock
View Product
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.)

C31366BLACK
Type: Cooling Fan 1/10 TRX-4 SCX10 Scale Crawler 1/10 TRX-4 Crawler
$20.99
$7.35
in stock
View Product
Essentials Aluminum Upgrade Set for Traxxas TRX-4 Trail Crawler

Essentials Aluminum Upgrade Set for Traxxas TRX-4 Trail Crawler

C31262GUN
Type: RC Vehicle 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$129.99
in stock
View Product
Realistic Front Alloy Bumper w/ LED for Traxxas TRX-4 w/ 43mm Mount Save 22%

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

C31181GUN
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$49.99
$38.99
in stock
View Product
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

C31181BLACK
Type: Bumper 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$49.99
$40.99
in stock
View Product
Brass Alloy 50g Total Axle Mount (4) for Traxxas TRX-4 Scale & Trail Crawler

Brass Alloy 50g Axle Mount Set for TRX-4 Scale & Trail Crawler (4pcs)

C31160
Type: Axle 1/10 TRX-4 Scale Crawler 1/10 TRX-4 Crawler
$35.99
in stock
View Product