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Discover our extensive collection of RC model hop-up parts designed to enhance the performance and durability of your remote-controlled vehicles. Whether you're a hobbyist or a competitive racer, our premium selection includes everything from high-performance motors and batteries to precision-engineered suspension components and tires. Upgrade your RC model with top-quality parts that ensure superior speed, handling, and reliability. Shop now and take your RC experience to the next level with unbeatable prices and exclusive offers on the best hop-up parts available.

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Part, scale, color, and availability
Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 25%

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

C28237SILVER
Type: Wheel
$6.74 $8.99
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Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 77%

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

C28237RED
Type: Wheel
$2.07 $8.99
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Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 78%

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

C28237ORANGE
Type: Wheel
$1.98 $8.99
Save 78%
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Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 59%

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

C28237GUN
Type: Wheel
$3.69 $8.99
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Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 45%

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

C28237BLUE
Type: Wheel
$4.94 $8.99
Save 45%
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Alloy Machined 12mm Hex Wheel (4) Hub 5mm Thick for Traxxas TRX-4 Scale Crawler Save 48%

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

C28237BLACK
Type: Wheel
$4.67 $8.99
Save 48%
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Adjustable Rear Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C28234RED
Type: Body Mount
$17.97 $28.99
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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

C28234BLACK
Type: Body Mount
$28.99
in stock
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Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28233SILVER
Type: Body Mount
$5.50 $24.99
Save 78%
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Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 50%

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

C28233RED
Type: Body Mount
$12.50 $24.99
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Adjustable Front Body Mount & Post Set for Traxxas TRX-4 Scale & Trail Crawler Save 37%

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

C28233BLACK
Type: Body Mount
$15.74 $24.99
Save 37%
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Alloy Machined Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 42%

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

C28232RED
Type: Battery Plate
$14.49 $24.99
Save 42%
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Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 24%

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

C28231SILVER
Type: Battery Plate
$18.99 $24.99
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Alloy & Composite Battery Plate for Traxxas 1/10 TRX-4 Crawler & 4-Tec 2.0 Save 40%

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

C28231GUN
Type: Battery Plate
$14.99 $24.99
Save 40%
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Off-Road Mud Flaps Dirt Guard for Traxxas TRX-4 Scale & Trail Crawler Save 41%

Off-Road Mud Flaps Dirt Guard for Traxxas TRX-4 Scale & Trail Crawler

C28230
Type: Guard
$12.38 $20.99
Save 41%
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Billet Machined 1.9 Alloy Wheels for Traxxas TRX-4 Scale & Trail Crawler Save 28%

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

C28218SILVER
Type: Wheel
$64.79 $89.99
Save 28%
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Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 16%

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

C28215SILVER
Type: Bumper
$17.63 $20.99
Save 16%
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Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 41%

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

C28215GUN
Type: Bumper
$12.38 $20.99
Save 41%
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Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 70%

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

C28214SILVER
Type: Bumper
$8.10 $26.99
Save 70%
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Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 71%

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

C28214GUN
Type: Bumper
$7.83 $26.99
Save 71%
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Billet Machined Alloy Body Mounts (2) for Traxxas TRX-4 Scale & Trail Crawler Save 27%

Billet Machined Alloy Body Mounts (2) for Traxxas TRX-4 Scale & Trail Crawler

C28213SILVER
Type: Body Mount
$21.89 $29.99
Save 27%
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Billet Machined Alloy Body Mounts (2) for Traxxas TRX-4 Scale & Trail Crawler Save 22%

Billet Machined Alloy Body Mounts (2) for Traxxas TRX-4 Scale & Trail Crawler

C28213GUN
Type: Body Mount
$23.39 $29.99
Save 22%
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Billet Machined High Performance Shock (2) for Traxxas TRX-4 Scale Crawler Save 56%

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

C28205BLUE
Type: Shock Part
$13.20 $29.99
Save 56%
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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

C28205BLACK
Type: Shock Part
$18.89 $29.99
Save 37%
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Billet Machined Front Shock Tower for Traxxas TRX-4 (82024-4, 82056-4 & 82066-4) Save 18%

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

C28203RED
Type: Shock Tower
$24.59 $29.99
Save 18%
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Steel Center Skid Plate for Traxxas 1/10 TRX-4 Save 33%

Silver Steel Center Skid Plate for Traxxas 1/10 TRX-4 RC Crawler

C28202
Type: Skid Plate
$8.70 $12.99
Save 33%
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Alloy Machined Steering & Suspension Linkage Set(10) for 1/10 TRX-4 (12.8-in WB) Save 29%

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

C28195GREEN
Type: Suspension Linkage
$49.69 $69.99
Save 29%
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Billet Machined 23T Output Gear (2) for Traxxas TRX-4 Scale & Trail Crawler Save 78%

Billet Machined 23T Output Gear for Traxxas TRX-4 Scale & Trail Crawler - 2 Pack

C28163
Type: Gear
$5.72 $25.99
Save 78%
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Billet Machined Alloy Rear Portal Drive Housing Set w/ Mount for Traxxas TRX-4 Save 41%

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

C28153GUN
Type: Portal Drive Housing
$35.39 $59.99
Save 41%
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 78%

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

C28139SILVER
Type: Servo Horn
$1.98 $8.99
Save 78%
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 78%

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

C28139BLUE
Type: Servo Horn
$1.98 $8.99
Save 78%
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=18, 22mm) Save 55%

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

C28138SILVER
Type: Servo Horn
$4.05 $8.99
Save 55%
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Billet Machined Alloy Differential Case for Traxxas TRX-4 Crawler Save 50%

Billet Machined Alloy Differential Case for Traxxas TRX-4 Crawler

C28131HARD
Type: Differential Case
$15.00 $29.99
Save 50%
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Billet Machined Alloy Differential Case for Traxxas TRX-4 Crawler Save 61%

Billet Machined Alloy Differential Case for Traxxas TRX-4 Crawler

C28131GUN
Type: Differential Case
$11.70 $29.99
Save 61%
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Machined Front & Rear Alloy LED Mounts w/Molded Brackets for TRX-4 Save 78%

Machined Front & Rear Alloy LED Mounts w/Molded Brackets for TRX-4

C28095
Type: LED Light
$6.60 $29.99
Save 78%
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Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C28087SILVER
Type: Caster Block
$18.59 $29.99
Save 38%
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Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 55%

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

C28087RED
Type: Caster Block
$13.50 $29.99
Save 55%
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Billet Machined Alloy Caster Blocks for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C28087GUN
Type: Caster Block
$18.59 $29.99
Save 38%
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Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 15%

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

C28086RED
Type: RC Vehicle
$25.49 $29.99
Save 15%
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Machined Alloy Front Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 15%

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

C28086GUN
Type: RC Vehicle
$25.49 $29.99
Save 15%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C28085RED
Type: Servo Mount
$16.73 $26.99
Save 38%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 25%

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

C28085GUN
Type: Servo Mount
$20.24 $26.99
Save 25%
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Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28084SILVER
Type: Bumper
$5.94 $26.99
Save 78%
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Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 25%

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

C28084RED
Type: Bumper
$20.24 $26.99
Save 25%
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Billet Machined Alloy Rear Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 38%

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

C28084GUN
Type: Bumper
$16.73 $26.99
Save 38%
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Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 67%

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

C28083SILVER
Type: Bumper
$8.25 $24.99
Save 67%
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Billet Machined Alloy Front Bumper Mount for Traxxas TRX-4 Scale & Trail Crawler Save 22%

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

C28083GUN
Type: Bumper
$19.49 $24.99
Save 22%
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Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler Save 5%

Billet Machined Alloy Rear Portal Drive Axle Mount for Traxxas TRX-4 Crawler

C28081GUN
Type: Axle
$23.74 $24.99
Save 5%
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Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler Save 63%

Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler

C28080RED
Type: RC Vehicle
$10.73 $28.99
Save 63%
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Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler Save 35%

Billet Alloy Portal Outer Housings for Traxxas TRX-4 Scale & Trail Crawler

C28080GUN
Type: RC Vehicle
$18.84 $28.99
Save 35%
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Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 22%

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

C28079RED
Type: RC Vehicle
$22.61 $28.99
Save 22%
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Billet Machined Alloy Rear Inner Portal Drive Housings for Traxxas TRX-4 Crawler Save 28%

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

C28079GUN
Type: RC Vehicle
$20.87 $28.99
Save 28%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 45%

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

C28075SILVER
Type: Chassis Part
$14.84 $26.99
Save 45%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28075RED
Type: Chassis Part
$5.94 $26.99
Save 78%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 55%

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

C28075GUN
Type: Chassis Part
$12.15 $26.99
Save 55%
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Billet Machined Anodized Shock Parts for Traxxas TRX-4 Scale & Trailer Crawler Save 11%

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

C28055BLUE
Type: Shock Part
$15.12 $16.99
Save 11%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 55%

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

C28048SILVER
Type: Chassis Part
$12.15 $26.99
Save 55%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28048RED
Type: Chassis Part
$5.94 $26.99
Save 78%
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Billet Alloy Rear Chassis Crossmember for Traxxas TRX-4 Scale & Trail Crawler Save 35%

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

C28048BLACK
Type: Chassis Part
$17.54 $26.99
Save 35%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 50%

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

C28047SILVER
Type: Servo Mount
$13.50 $26.99
Save 50%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28047RED
Type: Servo Mount
$5.94 $26.99
Save 78%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 48%

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

C28046SILVER
Type: Servo Mount
$14.03 $26.99
Save 48%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 55%

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

C28046RED
Type: Servo Mount
$12.15 $26.99
Save 55%
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Billet Alloy Front Steering Servo Mount for Traxxas TRX-4 Scale & Trail Crawler Save 34%

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

C28046GUN
Type: Servo Mount
$17.81 $26.99
Save 34%
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