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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.

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Use part type, scale, color, availability, or clearance filters to narrow this large collection.

Part, scale, color, and availability
12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

C30009SILVER
Type: Wheel
$10.99
Out of stock
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12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C30009RED
Type: Wheel
$6.81 $10.99
Save 38%
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12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C30009GUN
Type: Wheel
$9.23 $10.99
Save 16%
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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

C30009GOLD
Type: Wheel
$9.34 $10.99
Save 15%
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12mm Hex Wheel (4) Hub Alloy 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 10%

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

C30009BLUE
Type: Wheel
$9.89 $10.99
Save 10%
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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

C30009BLACK
Type: Wheel
$10.99
in stock
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12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler

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

C30008SILVER
Type: Wheel
$10.99
Only 1 left!
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12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 29%

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

C30008RED
Type: Wheel
$7.80 $10.99
Save 29%
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12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C30008GUN
Type: Wheel
$9.23 $10.99
Save 16%
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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

C30008GOLD
Type: Wheel
$8.79 $10.99
Save 20%
Out of stock
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12mm Hex Wheel (4) Hub Alloy 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 45%

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

C30008BLUE
Type: Wheel
$6.04 $10.99
Save 45%
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Billet Machined Rear Bumper Receiving Hitch w/ 6mm Ball Mount for Traxxas TRX-4

Billet Machined Rear Bumper Receiving Hitch w/ 6mm Ball Mount for Traxxas TRX-4

C29960
Type: Bumper
$3.99
in stock
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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

C29937RED
Type: Brake System
$29.99
in stock
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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

C29937BLACK
Type: Brake System
$29.99
in stock
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LED Multi-Function Lighting Kit for Traxxas 1/10 TRX-4

LED Multi-Function Lighting Kit for Traxxas 1/10 TRX-4

C29936
Type: LED Light Kit
$27.99
in stock
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25T Servo-to-Winch Conversion Kit for Traxxas 1/10 TRX-4 Trail Crawler

25T Servo-to-Winch Conversion Kit for Traxxas 1/10 TRX-4 Trail Crawler

C29933
Type: Servo
$5.99
in stock
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CNC Machined Brass 43g Each Portal Cover (2) for Traxxas TRX-4 Scale Crawler

CNC Machined Brass 43g Each Portal Cover (2) for Traxxas TRX-4 Scale Crawler

C29930
Type: Cover
$24.99
in stock
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Brass Alloy 73g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Sold out

Brass Alloy 73g Each Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler

C29881
Type: RC Vehicle
$35.99
Out of stock
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Brass Alloy 57g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 16%

Brass Alloy 57g Each Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler

C29880
Type: Caster Block
$25.19 $29.99
Save 16%
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Machined Brass Alloy 93g Each Portal Cover (2) for Traxxas TRX-4 Scale Crawler Save 16%

Machined Brass Alloy 93g Each Portal Cover (2) for Traxxas TRX-4 Scale Crawler

C29878
Type: Cover
$20.99 $24.99
Save 16%
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Brass Alloy 82g Each Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler Save 10%

Brass Alloy 82g Each Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler

C29874
Type: RC Vehicle
$20.69 $22.99
Save 10%
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Brass Alloy 123g Each Weight Add-On Set for Traxxas 1/10 TRX-4 Trail Crawler

Brass Alloy 123g Weight Add-On Set for 1/10 TRX-4 Trail Crawler

C29873
Type: RC Vehicle
$26.99
Only 1 left!
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Brass 100g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4 Save 16%

Brass 100g Alloy Front Bumper Mount w/ Steering Servo Mount for Traxxas TRX-4

C29872
Type: Servo Mount
$17.63 $20.99
Save 16%
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Alloy Machined Center Drive Shafts for Traxxas TRX-4 Crawler

Alloy Machined Center Drive Shafts for Traxxas TRX-4 Crawler

C29870
Type: Drive Shaft
$24.99
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Brass Alloy 10-Piece Linkage Set for 1/10 TRX-4 Crawler (12.8-in WB) Save 21%

Brass Alloy 10-Piece Linkage Set for 1/10 TRX-4 Crawler (12.8-in WB)

C29574
Type: Suspension Linkage
$28.43 $35.99
Save 21%
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12mm Hex Wheel (4) Hub Brass 14mm Thick for Traxxas TRX-4 Scale & Trail Crawler

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

C29562
Type: Wheel
$15.99
in stock
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12mm Hex Wheel (4) Hub Brass 13mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C29561
Type: Wheel
$13.43 $15.99
Save 16%
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12mm Hex Wheel (4) Hub Brass 12mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 11%

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

C29560
Type: Wheel
$14.23 $15.99
Save 11%
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12mm Hex Wheel (4) Hub Brass 10mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 8%

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

C29558
Type: Wheel
$14.71 $15.99
Save 8%
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12mm Hex Wheel (4) Hub Brass 8mm Thick for Traxxas TRX-4 Scale & Trail Crawler Save 48%

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

C29557
Type: Wheel
$8.31 $15.99
Save 48%
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Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler Sold out

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

C29556
Type: Side Step
$28.99
Out of stock
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Metal Center Drive Shafts for Traxxas TRX-4 Crawler L=99-127mm $ 121-152mm

Metal Center Drive Shafts for Traxxas TRX-4 Crawler L=99-127mm & 121-152mm

C29555
Type: Drive Shaft
$25.99
in stock
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Alloy Machined Front & Rear Axle Housings for Traxxas TRX-4 Scale, Trail Crawler Sold out

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

C29512SILVER
Type: Axle Housing
$69.99
Out of stock
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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

C29512BLACK
Type: Axle Housing
$63.69 $69.99
Save 9%
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Realistic Scale Front & Rear Bumper for Traxxas TRX-4 Rock Crawler Save 38%

Realistic Scale Front & Rear Bumper for Traxxas TRX-4 Rock Crawler

C29511
Type: Bumper
$37.19 $59.99
Save 38%
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Realistic Scale Metal Headlight Guards (2) for Traxxas TRX-4 Defender Save 25%

Realistic Scale Metal Headlight Guards (2) for Traxxas TRX-4 Defender

C29509
Type: LED Light
$8.24 $10.99
Save 25%
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External Access ESC On/Off Switch Lever for Traxxas TRX-4 Scale & Trail Crawler

External Access ESC On/Off Switch Lever for Traxxas TRX-4 Scale & Trail Crawler

C29508
Type: ESC
$7.99
in stock
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Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler

Machined Alloy Battery Plate for Traxxas 1/10 TRX-4 Crawler

C29494
Type: Battery Plate
$24.99
in stock
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C29465SILVER
Type: Servo Mount
$22.67 $26.99
Save 16%
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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

C29465BLACK
Type: Servo Mount
$24.29 $26.99
Save 10%
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12mm Hex Wheel (4) Hub Brass +5mm Offset for Traxxas TRX-4 Scale & Trail Crawler Save 9%

12mm Hex Wheel (4) Hub Brass +5mm Offset for Traxxas TRX-4 Scale & Trail Crawler

C29447
Type: Wheel
$19.10 $20.99
Save 9%
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12mm Hex Wheel (4) Hub Brass +3mm Offset for Traxxas TRX-4 Scale & Trail Crawler Save 38%

12mm Hex Wheel (4) Hub Brass +3mm Offset for Traxxas TRX-4 Scale & Trail Crawler

C29418
Type: Wheel
$13.01 $20.99
Save 38%
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Replacement Wheel Cores for C27927 Save 71%

Replacement Wheel Cores for C27927 | TRX-4 Crawler

C29414
Type: Wheel
$6.09 $20.99
Save 71%
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Replacement Hardware for C28411 Save 71%

Replacement Hardware for C28411 | TRX-4 Crawler

C29413
Type: Hardware
$2.32 $7.99
Save 71%
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Billet Machined Alloy Differential Cover for Traxxas TRX-4 Crawler Save 51%

Billet Machined Alloy Differential Cover for Traxxas TRX-4 Crawler

C29412BLACK
Type: Differential Cover
$10.29 $20.99
Save 51%
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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 (#90046-47)

C29405
Type: Kit
$16.99
in stock
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Stainless Window Guards & Protection Plates for Traxxas TRX-4 Crawler Save 28%

Stainless Window Guards & Protection Plates for Traxxas TRX-4 Crawler

C29325
Type: Protection Plate
$28.79 $39.99
Save 28%
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Special Silicone Sleeves (4) Covers for C28580 Piggyback Reservoirs Save 78%

Special Silicone Sleeves Covers for C28580 Piggyback Reservoirs - 4 Pack | TRX-4 Crawler

C29261
Type: Servo
$1.76 $7.99
Save 78%
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Special Replacement Front Bracket for C28556 Save 71%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

C29100SILVER
Type: Mount
$3.19 $10.99
Save 71%
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Special Replacement Front Bracket for C28556 Save 10%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

C29100RED
Type: Mount
$9.89 $10.99
Save 10%
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Special Replacement Front Bracket for C28556 Save 71%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

C29100GREY
Type: Mount
$3.19 $10.99
Save 71%
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Special Replacement Front Bracket for C28556 Save 71%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

C29100GREEN
Type: Mount
$3.19 $10.99
Save 71%
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Special Replacement Front Bracket for C28556 Save 71%

Special Replacement Front Bracket for C28556 | TRX-4 Crawler

C29100BLUE
Type: Mount
$3.19 $10.99
Save 71%
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External Access ESC On/Off Switch Lever for Traxxas TRX-4 Scale & Trail Crawler

External Access ESC On/Off Switch Lever for Traxxas TRX-4 Scale & Trail Crawler

C28787
Type: ESC
$12.99
in stock
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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

C28780BLACK
Type: Bumper
$20.99
in stock
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Alloy Motor Mount w/ Cooling Fan for TRX-4 Scale & Trail Crawler Save 52%

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

C28714RED
Type: Motor Mount
$24.00 $49.99
Save 52%
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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

C28714GUN
Type: Motor Mount
$41.99 $49.99
Save 16%
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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

C28714BLUE
Type: Motor Mount
$45.49 $49.99
Save 9%
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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

C28714BLACK
Type: Motor Mount
$41.99 $49.99
Save 16%
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Realistic Alloy Diamond Plate Overlay Panels for Traxxas TRX-4 Crawler Save 70%

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

C28711
Type: Plate
$12.00 $39.99
Save 70%
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Metal Side Window Protection Guards for Traxxas TRX-4 Ford Bronco Save 25%

Metal Side Window Guards for Traxxas TRX-4 1979 Ford Bronco - Durable Protection

C28710
Type: Protection Plate
$22.49 $29.99
Save 25%
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Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C28707SILVER
Type: Axle Housing
$67.19 $79.99
Save 16%
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Billet Machined Rear Axle Housing for Traxxas TRX-4 Scale & Trail Crawler Save 5%

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

C28707GUN
Type: Axle Housing
$75.99 $79.99
Save 5%
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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

C28707BLACK
Type: Axle Housing
$63.19 $79.99
Save 21%
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