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Rock Crawlers & Hop-up Parts

Discover our extensive range of Rock Crawlers and Hop-up Parts, designed to elevate your RC experience. Whether you're a seasoned enthusiast or just starting out, our selection of high-quality rock crawlers and performance-enhancing hop-up parts will help you conquer any terrain. From durable chassis and powerful motors to precision-engineered suspension systems and rugged tires, we have everything you need to customize and optimize your RC rock crawler. Explore our collection today and take your off-road adventures to the next level with top-notch parts and accessories.

5388 products

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Use part type, scale, color, or clearance filters to narrow this large collection. Stock is controlled above.

Part, scale, color, and sale status
Front Universal Drive Shafts for Traxxas 1/18 TRX-4M Crawler Save 16%

Silver Front Universal Drive Shafts for Traxxas 1/18 TRX-4M Scale Crawler 9729

In stock
C33132SILVER
$17.63 $20.99
Save 16%
Front Universal Drive Shafts for Traxxas 1/18 TRX-4M Crawler Save 38%

Black Front Universal Drive Shafts for Traxxas 1/18 TRX-4M Scale Crawler 9729

In stock
C33132BLACK
$13.01 $20.99
Save 38%
Brass Alloy Conversion Kit Weight 92g Total for Traxxas 1/18 TRX-4M Crawler Save 16%

Brass Alloy Conversion Kit Weight 92g Total for Traxxas 1/18 TRX-4M Crawler

In stock
C33131
$58.79 $69.99
Save 16%
Brass Alloy Machined Conversion Kit 72g Total for Traxxas 1/18 TRX-4M Crawler Save 16%

Brass Alloy Machined Conversion Kit 72g Total for Traxxas 1/18 TRX-4M Crawler

In stock
C33099
$58.79 $69.99
Save 16%
Metal Center Drive Shafts for Traxxas 1/18 TRX-4M Sold out

Upgrade Metal Center Drive Shafts for Traxxas 1/18 TRX-4M Durable RC Parts 9855

Sold out
C33093
$20.99
Roof Top LED Light Bar w/8 Flash Modes (3rd Ch) for Traxxas 1/18 TRX-4M Defender Sold out

Roof Top LED Light Bar w/8 Flash Modes (3rd Ch) for Traxxas 1/18 TRX-4M Defender

Sold out
C33092
$20.99
Front & Rear LED Light Set (4) for Traxxas 1/18 TRX-4M Save 28%

Front & Rear LED Light Set (4) for Traxxas 1/18 TRX-4M Scale RC Crawler

In stock
C33091
$9.35 $12.99
Save 28%
Alloy Machined Linkage Set (8) for Traxxas 1/18 TRX-4M Save 38%

Silver Alloy Machined Linkage Set (8 pcs) for Traxxas 1/18 Scale TRX-4M 9842

In stock
C33090SILVER
$18.59 $29.99
Save 38%
Alloy Machined Linkage Set (8) for Traxxas 1/18 TRX-4M Save 28%

Red Alloy Machined Linkage Set (8 pcs) for Traxxas 1/18 Scale TRX-4M 9842

In stock
C33090RED
$21.59 $29.99
Save 28%
Alloy Machined Linkage Set (8) for Traxxas 1/18 TRX-4M Save 18%

Black Alloy Machined Linkage Set (8 pcs) for Traxxas 1/18 Scale TRX-4M 9842

In stock
C33090BLACK
$24.59 $29.99
Save 18%
Alloy Machined F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M Save 38%

Alloy F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M 9738 9741

In stock
C33089SILVER
$49.59 $79.99
Save 38%
Alloy Machined F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M Save 38%

Alloy F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M 9738 9741

In stock
C33089RED
$49.59 $79.99
Save 38%
Alloy Machined F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M

Alloy F & R Axle Housings w/ Diff Covers 60g Total for Traxxas TRX-4M 9738 9741

In stock
C33089BLACK
$79.99
Alloy Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M

Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M 9741

In stock
C33088SILVER
$69.99
Alloy Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M Save 38%

Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M 9741

In stock
C33088RED
$43.39 $69.99
Save 38%
Alloy Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M Save 16%

Machined Front & Rear Axle Housings 40g Total for Traxxas 1/18 TRX-4M 9741

In stock
C33088BLACK
$58.79 $69.99
Save 16%
Brass Alloy Steering Servo Mount 13g for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Steering Servo Mount 13g for Traxxas 1/18 Scale TRX-4M 9739

In stock
C33087
$13.01 $20.99
Save 38%
Brass Alloy Rear Axle Weight (2) Add-On 17g Each for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Rear Axle Weight (2) Add-On 17g Each for Traxxas 1/18 TRX-4M

In stock
C33086
$13.01 $20.99
Save 38%
Brass Alloy Differential Covers (2) 10g Each for Traxxas 1/18 TRX-4M Save 21%

Brass Alloy Differential Covers (2) 10g Each for Traxxas 1/18 Scale TRX-4M 9838

In stock
C33085
$20.53 $25.99
Save 21%
Brass Alloy Steering Blocks 11g Each for Traxxas 1/18 TRX-4M Save 33%

Brass Alloy Steering Blocks 11g Each for Traxxas 1/18 TRX-4M - Upgrade 9732

In stock
C33084
$17.41 $25.99
Save 33%
Brass Alloy Caster Blocks 6g Each for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Caster Block Set 6g Each for Traxxas 1/18 TRX-4M 9732

In stock
C33083
$16.11 $25.99
Save 38%
Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Save 16%

Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M 9842

In stock
C33082
$17.63 $20.99
Save 16%
Brass Alloy Steering Linkage 11g for Traxxas 1/18 TRX-4M Save 38%

Brass Alloy Steering Linkage 11g for Traxxas 1/18 TRX-4M 9842

In stock
C33081
$13.01 $20.99
Save 38%
Brass Alloy Rear Axle Weight (2) Add-On 18g Each for Traxxas 1/18 TRX-4M

Brass Alloy Rear Axle Weight (2) Add-On 18g Each for Traxxas 1/18 TRX-4M

In stock
C33080
$20.99
Brass Alloy Center Skid 56g for Traxxas 1/18 TRX-4M Crawler

Heavy-Duty Brass Alloy Center Skid 56g for Traxxas 1/18 TRX-4M Crawler 9736

In stock
C33037
$35.99
Brass Alloy Machined Steering Blocks 16g Each for Traxxas 1/18 TRX-4M Crawler

Brass Machined Steering Blocks 16g Each for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33036
$25.99
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler 9747

In stock
C33035RED
$25.19 $29.99
Save 16%
Steel Rear Right Axle Drive Shaft for Traxxas TRX-4 Scale & Trail Crawler 8231 Save 10%

Steel Rear Right Axle Drive Shaft for Traxxas TRX-4 Scale & Trail Crawler 8231

In stock
C34017
$6.29 $6.99
Save 10%
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

In stock
C33859
$24.99
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler 9747

In stock
C33035BLUE
$25.19 $29.99
Save 16%
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 38%

Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler 9747

In stock
C33035BLACK
$18.59 $29.99
Save 38%
Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Steering Linkage 12g for Traxxas 1/18 TRX-4M Scale Crawler 9842

In stock
C33034
$10.53 $16.99
Save 38%
Brass Alloy Shock Towers (4) 50g Total for Traxxas 1/18 TRX-4M Crawler Save 5%

Brass Alloy Shock Towers (4) 50g Total for Traxxas 1/18 TRX-4M Crawler 9826

In stock
C33033
$37.99 $39.99
Save 5%
Alloy Machined Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 38%

Alloy Machined Servo Mount for Traxxas 1/18 TRX-4M Crawler - Black 9739

In stock
C33032
$10.53 $16.99
Save 38%
Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler Save 33%

Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Scale Crawler 9732

In stock
C33031
$14.06 $20.99
Save 33%
Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler Save 33%

Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Scale Crawler 9732

In stock
C33030
$14.06 $20.99
Save 33%
Brass Alloy Machined Differential Cover 8g for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Machined Differential Cover 8g for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C33029
$13.01 $20.99
Save 38%
Replacement Nuts, Pins & Ball Bearing (32) Kit for Traxxas 1/18 TRX-4M Crawler Save 16%

Replacement Nuts, Pins & Ball Bearing (32) Kit for Traxxas 1/18 TRX-4M Crawler

In stock
C33024
$25.19 $29.99
Save 16%
Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler 9764

In stock
C33022SEPIA
$25.19 $29.99
Save 16%
Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler Save 11%

Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler 9764

In stock
C33022RED
$26.69 $29.99
Save 11%
Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler Save 9%

Alloy Machined Front & Rear Shocks (4) for Traxxas 1/18 TRX-4M Crawler 9764

In stock
C33022BLUE
$27.29 $29.99
Save 9%
Front & Rear Drive Shafts for Traxxas 1/18 TRX-4M Crawler Save 38%

Black Front & Rear Drive Shafts for Traxxas 1/18 Scale TRX-4M Crawler 9729 9730

In stock
C33021SILVER
$18.59 $29.99
Save 38%
Front & Rear Drive Shafts for Traxxas 1/18 TRX-4M Crawler Save 33%

Black Front & Rear Drive Shafts for Traxxas 1/18 Scale TRX-4M Crawler 9729 9730

In stock
C33021BLACK
$20.09 $29.99
Save 33%
Brass Alloy Machined Steering Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 20%

Brass Alloy Machined Steering Servo Mount for Traxxas 1/18 TRX-4M Crawler 9739

In stock
C33020
$16.79 $20.99
Save 20%
Brass Alloy Machined Steering & Caster Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Steering & Caster Blocks for Traxxas 1/18 TRX-4M 9732

In stock
C33019
$39.99
Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Caster Blocks for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33018
$20.99
Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler

Brass Alloy Machined Steering Blocks for Traxxas 1/18 TRX-4M Crawler 9732

In stock
C33017
$20.99
Brass Alloy Machined 6mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M Save 16%

Brass Alloy Machined 6mm Wide Hex(4) Wheel Adapters for Traxxas 1/18 TRX-4M 9750

In stock
C33016
$9.23 $10.99
Save 16%
Brass Alloy Machined 10mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M

Brass Machined 10mm Wide Hex (4) Wheel Adapters for Traxxas 1/18 TRX-4M 9750

In stock
C33015
$24.99
Brass Alloy Machined Differential Covers (2) for Traxxas 1/18 TRX-4M Crawler Save 38%

Brass Alloy Machined Differential Covers(2) for Traxxas 1/18 TRX-4M Crawler 9738

In stock
C33014
$15.49 $24.99
Save 38%
Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler 9842

In stock
C33013SILVER
$25.19 $29.99
Save 16%
Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler Save 6%

Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler 9842

In stock
C33013RED
$28.19 $29.99
Save 6%
Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Suspension Linkages (8) for Traxxas 1/18 TRX-4M Crawler 9842

In stock
C33013BLACK
$25.19 $29.99
Save 16%
Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M Crawler Save 18%

Silver Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M RC Crawler 9826

In stock
C33012SILVER
$24.59 $29.99
Save 18%
Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M Crawler Save 38%

Red Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M RC Crawler 9826

In stock
C33012RED
$18.59 $29.99
Save 38%
Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M Crawler Save 16%

Black Alloy Machined Shock Towers (4) for Traxxas 1/18 TRX-4M RC Crawler 9826

In stock
C33012BLACK
$25.19 $29.99
Save 16%
Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler Save 33%

Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler 9736

In stock
C33011SILVER
$14.06 $20.99
Save 33%
Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler Save 33%

Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler 9736

In stock
C33011RED
$14.06 $20.99
Save 33%
Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler Save 16%

Alloy Machined Center Skid Plate for Traxxas 1/18 TRX-4M Crawler 9736

In stock
C33011BLACK
$17.63 $20.99
Save 16%
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 16%

Silver Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler 9747

In stock
C33010SILVER
$25.19 $29.99
Save 16%
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 38%

Red Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M RC Crawler 9747

In stock
C33010RED
$18.59 $29.99
Save 38%
Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler Save 38%

Black Alloy Machined Main Gearbox Housing for Traxxas 1/18 TRX-4M Crawler 9747

In stock
C33010BLACK
$18.59 $29.99
Save 38%
Alloy Machined Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 38%

Silver Alloy Machined Servo Mount for Traxxas 1/18 Scale TRX-4M RC Crawler 9739

In stock
C33009SILVER
$10.53 $16.99
Save 38%
Alloy Machined Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 16%

Red Alloy Machined Servo Mount for Traxxas 1/18 Scale TRX-4M RC Crawler 9739

In stock
C33009RED
$14.27 $16.99
Save 16%
Alloy Machined Servo Mount for Traxxas 1/18 TRX-4M Crawler Save 38%

Black Alloy Machined Servo Mount for Traxxas 1/18 Scale TRX-4M RC Crawler 9739

In stock
C33009BLACK
$10.53 $16.99
Save 38%
Steel Drive Shafts (2) Set for Traxxas 1/18 TRX-4M Crawler

Steel Drive Shafts (2) Set for Traxxas 1/18 Scale TRX-4M RC Crawler 9855

In stock
C33008
$20.99
Alloy Hubcaps (4) 6g Each (C33000-C33003 Only) for TRX-4M Type Wheels Save 38%

Set of 4 Alloy Hubcaps 6g Each (C33000-C33003 Only) for TRX-4M Type Wheels

In stock
C33006
$13.01 $20.99
Save 38%
24mm Width Rock Crawler 1.3 Tire (4) Set for Traxxas 1/18 TRX-4M Crawler OD=64mm Sold out

24mm Width Rock Crawler 1.3 Tire (4) Set for Traxxas 1/18 TRX-4M Crawler OD=64mm

Sold out
C33004
$20.99
Luggage Storage Case & Alloy 1.3 Beadlock Wheels (2) for Traxxas 1/18 TRX-4M

Luggage Storage Case & Alloy 1.3 Beadlock Wheels(2) for Traxxas 1/18 TRX-4M 9869

In stock
C33003
$29.99
Luggage Storage Case & Alloy 1.3 Beadlock Wheels (2) for Traxxas 1/18 TRX-4M Sold out

Luggage Storage Case & Alloy 1.3 Beadlock Wheels(2) for Traxxas 1/18 TRX-4M 9869

Sold out
C33002
$29.99
Luggage Storage Case & Alloy 1.3 Beadlock Wheels (2) for Traxxas 1/18 TRX-4M

Luggage Storage Case & Alloy 1.3 Beadlock Wheels(2) for Traxxas 1/18 TRX-4M 9869

In stock
C33001
$29.99
Luggage Storage Case & Alloy 1.3 Beadlock Wheels (2) for Traxxas 1/18 TRX-4M Save 3%

Luggage Storage Case & Alloy 1.3 Beadlock Wheels(2) for Traxxas 1/18 TRX-4M 9869

In stock
C33000
$29.09 $29.99
Save 3%