This is the GPM Racing Red Aluminum Center Gearbox Housing and Cover for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are an awesome addition to a tricked out TRX-4. Stainless steel...

This is the GPM Racing Orange Aluminum Center Gearbox Housing and Cover for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are an awesome addition to a tricked out TRX-4. Stainless steel...

This is the GPM Racing Gunmetal Aluminum Center Gearbox Housing and Cover for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are an awesome addition to a tricked out TRX-4. Stainless steel...

This is the GPM Racing Green Aluminum Center Gearbox Housing and Cover for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are an awesome addition to a tricked out TRX-4. Stainless steel...

This is the GPM Racing Black Aluminum Center Gearbox Housing and Cover for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are an awesome addition to a tricked out TRX-4. Stainless steel...

This is the GPM Racing Red Steel and Aluminum Center Driveshaft Set for the Traxxas TRX-4 scale trail trucks and rock crawlers with 12.8" wheelbases. This heavy-duty design features hardened steel transmission/diff outputs and CV joints, with anodized...

This is the GPM Racing Green Steel and Aluminum Center Driveshaft Set for the Traxxas TRX-4 scale trail trucks and rock crawlers with 12.8" wheelbases. This heavy-duty design features hardened steel transmission/diff outputs and CV joints, with anodized...

This is the GPM Racing Red Aluminum Servo Mount for the 2-Speed servo on Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are sturdy and look great installed. Stainless steel hardware is...

This is the GPM Racing Black Aluminum Servo Mount for the 2-Speed servo on Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are sturdy and look great installed. Stainless steel hardware is...

This is the GPM Racing Orange Aluminum Servo Mount for Diff Lock Servos on Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are sturdy and look great installed. Stainless steel hardware is...

This is the GPM Racing Gunmetal Aluminum Servo Mount for Diff Lock Servos on Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are sturdy and look great installed. Stainless steel hardware is...

This is the GPM Racing Black Aluminum Servo Mount for Diff Lock Servos on Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are sturdy and look great installed. Stainless steel hardware is...

These are the GPM Racing Orange Aluminum Adjustable Rear Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

These are the GPM Racing Gunmetal Aluminum Adjustable Rear Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

These are the GPM Racing Green Aluminum Adjustable Rear Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum, these...

These are the GPM Racing Black Aluminum Adjustable Rear Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum, these...

These are the GPM Racing Orange Aluminum Adjustable Front and Rear Shock Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are durable and look great. These will lift the chassis from...

These are the GPM Racing Green Aluminum Adjustable Front and Rear Shock Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum with an anodized finish, these are durable and look great. These will lift the chassis from...

These are the GPM Racing Red Aluminum Adjustable Front Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum, these...

These are the GPM Racing Orange Aluminum Adjustable Front Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

These are the GPM Racing Gunmetal Aluminum Adjustable Front Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

These are the GPM Racing Green Aluminum Adjustable Front Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

These are the GPM Racing Black Aluminum Adjustable Front Shock Tower Mounts for Traxxas TRX-4 scale trail trucks and rock crawlers. These work with trucks such as the TRX-4 Land Rover Defender, Sport, and Tactical versions. Made of 6061-T6 aluminum,...

This is the GPM Racing Gunmetal Aluminum 25T Spline Clamping Servo Horn for Traxxas TRX-4 scale trail trucks and rock crawlers. Made of 6061-T6 aluminum, these are a must-have upgrade on TRX-4 trucks to replace the stock plastic arm. Stainless steel...

This is the GPM Racing Red Aluminum Front Servo Mount for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are a sturdy addition to any TRX-4 truck. Stainless steel mounting hardware is included.These are upgraded...

This is the GPM Racing Orange Aluminum Front Servo Mount for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are a sturdy addition to any TRX-4 truck. Stainless steel mounting hardware is included.These are upgraded...

This is the GPM Racing Gunmetal Aluminum Front Servo Mount for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are a sturdy addition to any TRX-4 truck. Stainless steel mounting hardware is included.These are upgraded...

This is the GPM Racing Green Aluminum Front Servo Mount for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are a sturdy addition to any TRX-4 truck. Stainless steel mounting hardware is included.These are upgraded...

These are the GPM Racing Brass Extreme Heavy Edition Outer Portal Housings and Pendulum Axle Weights for Traxxas TRX-4 scale trucks and rock crawlers. This includes enough parts to outfit one axle. These will fit the front and rear of the truck, so two...

These are the GPM Racing Red Aluminum Rear Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are much more rigid than stock and will help keep your portal gears meshing perfectly to...

These are the GPM Racing Orange Aluminum Rear Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are much more rigid than stock and will help keep your portal gears meshing perfectly to...

These are the GPM Racing Gunmetal Aluminum Rear Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are much more rigid than stock and will help keep your portal gears meshing perfectly...

These are the GPM Racing Black Aluminum Rear Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are much more rigid than stock and will help keep your portal gears meshing perfectly to...

These are the GPM Racing Orange Aluminum Front Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. This is the full front left and right side housing set. Made of 6061-T6 aluminum, these are durable and look great. ...

These are the GPM Racing Gunmetal Aluminum Front Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. This is the full front left and right side housing set. Made of 6061-T6 aluminum, these are durable and look great. ...

These are the GPM Racing Black Aluminum Front Inner & Outer Portal Drive Housings for Traxxas TRX-4 scale trucks and rock crawlers. This is the full front left and right side housing set. Made of 6061-T6 aluminum, these are durable and look great. ...

These are the GPM Racing Red Aluminum Adjustable Front Portal Drive Caster Blocks for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are durable and look great. The multiple mounting holes on these allow for mounting the...

These are the GPM Racing Orange Aluminum Adjustable Front Portal Drive Caster Blocks for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are durable and look great. The multiple mounting holes on these allow for mounting...

These are the GPM Racing Gunmetal Aluminum Adjustable Front Portal Drive Caster Blocks for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are durable and look great. The multiple mounting holes on these allow for mounting...

These are the GPM Racing Black Aluminum Adjustable Front Portal Drive Caster Blocks for Traxxas TRX-4 scale trucks and rock crawlers. Made of 6061-T6 aluminum, these are durable and look great. The multiple mounting holes on these allow for mounting...