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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
T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Save 32%

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

C28589ORANGE
Type: Conversion Set
$101.99 $149.99
Save 32%
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T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Save 38%

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

C28589GREY
Type: Conversion Set
$92.99 $149.99
Save 38%
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T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Save 38%

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

C28589BLUE
Type: Conversion Set
$92.99 $149.99
Save 38%
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T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4 Sold out

T3 Snowmobile & Sandmobile Conversion for Traxxas TRX-4

C28589BLACK
Type: Conversion Set
$149.99
Out of stock
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Adjustable Rebound Piggyback Shock (4) for Traxxas TRX-4 Scale & Trail Crawler Save 9%

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

C28580GREEN
Type: Shock Part
$72.79 $79.99
Save 9%
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Realistic Rear Alloy Bumper for Traxxas TRX-4 w/ 43mm Mount

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

C28579GREEN
Type: Bumper
$59.99
in stock
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 36%

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

C28570SILVER
Type: Servo Horn
$6.39 $9.99
Save 36%
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 57%

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

C28570GREY
Type: Servo Horn
$4.30 $9.99
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 71%

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

C28570GREEN
Type: Servo Horn
$2.90 $9.99
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Billet Machined Alloy Servo Horn 25T for Traxxas TRX-4 (r=9mm) Save 5%

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

C28570BLUE
Type: Servo Horn
$9.49 $9.99
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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)

C28570BLACK
Type: Servo Horn
$4.90 $9.99
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Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4 Save 8%

Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

C28556SILVER
Type: Kit
$128.79 $139.99
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Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

Alloy Machined 400mm Snowplow Kit for Traxxas TRX-4

C28556GREY
Type: Kit
$139.99
in stock
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Front Sled Ski Attachment Set for Traxxas TRX-4 (for RWD Operation) Save 38%

Front Sled Ski Attachment Set for Traxxas TRX-4 (for RWD Operation)

C28554RED
Type: Front Sled Attachment
$30.99 $49.99
Save 38%
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Realistic Rear Mount Exhaust System for Traxxas 1/10 TRX-4 Save 74%

Realistic Rear Mount Exhaust System for Traxxas 1/10 TRX-4

C28498
Type: Exhaust Pipe
$6.76 $25.99
Save 74%
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Billet Machined Alloy Differential Cover for Traxxas TRX-4 Bronco Scale Crawler Save 18%

Billet Machined Alloy Differential Cover for Traxxas TRX-4 Bronco Scale Crawler

C28488HARD
Type: Differential Cover
$17.21 $20.99
Save 18%
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Billet Machined Center Gearbox Housings for Traxxas TRX-4 Scale & Trail Crawler Save 5%

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

C28486SILVER
Type: Gearbox Housing
$66.49 $69.99
Save 5%
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Alloy Machined Side Step Plate Set for Traxxas TRX-4 Defender & Sport

Alloy Machined Side Step Plate Set for Traxxas TRX-4 Defender & Sport

C28485RED
Type: Side Step
$29.99
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Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender Save 30%

Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender

C28483GUN
Type: Bumper
$34.99 $49.99
Save 30%
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Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender Save 35%

Realistic Front Alloy Bumper w/ Motorized Winch Mount for Traxxas TRX-4 Defender

C28482GUN
Type: Bumper
$32.49 $49.99
Save 35%
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Billet Machined Front Head Light Housings for Traxxas TRX-4 Ford Bronco Save 78%

Billet Machined Front Head Light Housings for Traxxas TRX-4 1979 Ford Bronco

C28470
Type: LED Light
$5.72 $25.99
Save 78%
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Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler Save 64%

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

C28469GUN
Type: Side Step
$10.80 $29.99
Save 64%
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Alloy Machined Side Step Plate Set for Traxxas TRX-4 Scale & Trail Crawler Save 67%

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

C28469BLACK
Type: Side Step
$9.90 $29.99
Save 67%
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Billet Machined Steel 32P 18T Pinion Gear for Traxxas TRX-4 & Slash 4X4 Save 42%

Machined Steel 3.17mm Bore 32P 18T Pinion Gear for Traxxas TRX-4 & Slash 4X4 | Stampede 4X4 | Rustler 4X4 (-2023) | TRX-6 | Slash 4X4 BL-2s (EHD)

C28435
Type: Pinion Gear
$4.63 $7.99
Save 42%
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Billet Machined Alloy Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 42%

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

C28428RED
Type: Servo Horn
$6.95 $11.99
Save 42%
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Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender Save 78%

Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender

C28424GUN
Type: Grill
$13.20 $59.99
Save 78%
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Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender Save 78%

Billet Machined Realistic Front Panel & Grill for Traxxas TRX-4 Defender

C28424BLACK
Type: Grill
$13.20 $59.99
Save 78%
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Off-Road Mud Flaps Dirt Guards for Traxxas TRX-4 Scale & Trail Crawler Save 78%

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

C28419
Type: RC Vehicle
$7.92 $35.99
Save 78%
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Billet Machined Realistic Front Grill Set for Traxxas TRX-4 Defender Save 78%

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

C28413GUNSILVER
Type: Grill
$6.60 $29.99
Save 78%
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Billet Machined Realistic Front Grill Set for Traxxas TRX-4 Defender Save 69%

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

C28413BLACKSILVER
Type: Grill
$9.30 $29.99
Save 69%
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Billet Machined Center Drive Shafts for Traxxas TRX-4 Crawler (12.8-in WB) Save 15%

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

C28410
Type: Drive Shaft
$42.49 $49.99
Save 15%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm) Save 78%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm)

C28402SILVER
Type: Servo Horn
$2.64 $11.99
Save 78%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm) Save 78%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm)

C28402RED
Type: Servo Horn
$2.64 $11.99
Save 78%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm) Save 78%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=20-25mm)

C28402GUN
Type: Servo Horn
$2.64 $11.99
Save 78%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm) Save 56%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm)

C28401SILVER
Type: Servo Horn
$5.28 $11.99
Save 56%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm) Save 57%

Alloy Adjustable length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm)

C28401GUN
Type: Servo Horn
$5.16 $11.99
Save 57%
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Alloy Adjustable Length Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm) Save 42%

Blue Alloy Adjustable Steering Servo Horn 25T for Traxxas TRX-4 (r=16-21mm)

C28401BLUE
Type: Servo Horn
$6.95 $11.99
Save 42%
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Alloy Machined Fixed Length Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 78%

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

C28400SILVER
Type: Servo Horn
$2.64 $11.99
Save 78%
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Alloy Machined Fixed Length Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 78%

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

C28400RED
Type: Servo Horn
$2.64 $11.99
Save 78%
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Alloy Machined Fixed Length Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 76%

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

C28400GUN
Type: Servo Horn
$2.88 $11.99
Save 76%
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Alloy Machined Fixed Length Steering Servo Horn 25T for Traxxas TRX-4 (r=22mm) Save 78%

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

C28400BLUE
Type: Servo Horn
$2.64 $11.99
Save 78%
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Realistic Metal Armor Plates for Traxxas TRX-4 Tactical Unit Save 78%

Realistic Silver Metal Armor Plates for Traxxas TRX-4 Tactical Unit

C28399SILVER
Type: Plate
$13.20 $59.99
Save 78%
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Realistic Black Metal Armor Plate Upgrades for Traxxas TRX-4 RC Tactical Unit Save 71%

Realistic Black Metal Armor Plate Upgrades for Traxxas TRX-4 RC Tactical Unit

C28399BLACK
Type: Plate
$17.40 $59.99
Save 71%
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Steel Rear Axle Drive Shafts Upgrade for Traxxas TRX-4 Scale & Trail Crawler Save 58%

Steel Rear Axle Drive Shafts for Traxxas TRX-4 Scale & Trail Crawler 8230 8231

C28333
Type: Drive Shaft
$5.46 $12.99
Save 58%
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Replacement Parts for C28240, C28241, C28244 & C28246 Save 67%

Replacement Parts for C28240, C28241, C28244 & C28246 | TRX-4 Crawler

C28268
Type: Replacement Parts
$0.66 $1.99
Save 67%
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LED Rock Lights for TRX-4 Crawler with C28256 & C28257 Type Control Box Save 78%

LED Rock Lights for TRX-4 Crawler with C28256 & C28257 Type Control Box

C28259
Type: LED Light
$5.72 $25.99
Save 78%
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LED Multi-Function Lighting System Standard Version for TRX-4 Defender Body Save 61%

LED Multi-Function Lighting System Standard Version for TRX-4 Defender Body

C28257
Type: LED Light
$29.64 $75.99
Save 61%
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LED Multi-Function Lighting System SMD Version for TRX-4 Defender Body Save 53%

LED Multi-Function Lighting System SMD Version for TRX-4 Defender Body

C28256
Type: LED Light
$37.60 $79.99
Save 53%
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Alloy 12mm Hex-to-6 Bolt Wheel Hub 12mm Thick +6 Offset for Traxxas TRX-4 Save 60%

Alloy 12mm Hex-to-6 Bolt Wheel Hub 12mm Thick +6 Offset for Traxxas TRX-4

C28251
Type: Wheel
$9.20 $22.99
Save 60%
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Realistic Scale Metal Headlight Guards (2) for Traxxas TRX-4 Defender Save 40%

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

C28249
Type: LED Light
$15.59 $25.99
Save 40%
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Realistic Scale Large Fuel Filler for Traxxas TRX-4 Defender Save 78%

Realistic Scale Large Fuel Filler for Traxxas TRX-4 Defender

C28248
Type: RC Part
$1.32 $5.99
Save 78%
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Realistic Scale External Hood Latches (2) for Traxxas TRX-4 Defender Save 78%

Realistic Scale External Hood Latches (2) for Traxxas TRX-4 Defender

C28247
Type: RC Part
$1.76 $7.99
Save 78%
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Realistic Scale External Door Hinges (4) for Traxxas TRX-4 Defender Save 78%

Realistic Scale External Door Hinges (4) for Traxxas TRX-4 Defender

C28246
Type: RC Part
$1.32 $5.99
Save 78%
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Realistic Scale External Door Handles (4) for Traxxas TRX-4 Defender Save 69%

Realistic Scale External Door Handles (4) for Traxxas TRX-4 Defender

C28245
Type: RC Part
$3.10 $9.99
Save 69%
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Realistic Scale Open-Type Hood Vents for Traxxas TRX-4 Defender Save 78%

Realistic Scale Open-Type Hood Vents for Traxxas TRX-4 Defender

C28244
Type: Hood Vent
$2.20 $9.99
Save 78%
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Realistic Scale Front Windshield Wipers for Traxxas TRX-4 Defender Save 78%

Realistic Scale Front Windshield Wipers for Traxxas TRX-4 Defender

C28243
Type: RC Part
$2.20 $9.99
Save 78%
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Realistic Scale Recessed Pocket Fuel Filler for Traxxas TRX-4 Defender Save 78%

Realistic Scale Recessed Pocket Fuel Filler for Traxxas TRX-4 Defender

C28242
Type: RC Part
$1.32 $5.99
Save 78%
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Realistic Scale Mesh-Type Hood Vents for Traxxas TRX-4 Defender Save 78%

Realistic Scale Mesh-Type Hood Vents for Traxxas TRX-4 Defender

C28241
Type: Hood Vent
$2.86 $12.99
Save 78%
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Realistic Scale Body Accessories for Traxxas TRX-4 Defender Save 73%

Realistic Scale Body Accessories for Traxxas TRX-4 Defender

C28240
Type: RC Body
$8.91 $32.99
Save 73%
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Thermo Controlled ESC Cooling Kit for Traxxas TRX-4 Scale & Trail Crawler Save 78%

Thermo Controlled ESC Cooling Kit for Traxxas TRX-4 Scale & Trail Crawler

C28239
Type: ESC
$6.60 $29.99
Save 78%
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Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler Save 14%

Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

C28238SILVER
Type: Wheel
$7.73 $8.99
Save 14%
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Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler Save 48%

Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

C28238RED
Type: Wheel
$4.67 $8.99
Save 48%
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Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

C28238ORANGE
Type: Wheel
$8.99
in stock
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Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler Save 28%

Alloy Machined 12mm Hex Wheel (4) Hub 9mm Thick for Traxxas TRX-4 Scale Crawler

C28238GUN
Type: Wheel
$6.47 $8.99
Save 28%
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