Samix TRX-4M Aluminum Steering Knuckle Set. Intended for the Traxxas TRX-4M rock crawler these aluminum knuckles add strength and reliability.

Samix TRX-4M Aluminum Steering Knuckle Set. Intended for the Traxxas TRX-4M rock crawler these aluminum knuckles add strength and reliability.

Samix TRX-4M Aluminum Servo Horn. Designed as a direct fit for the Traxxas TRX-4M steering servo, this aluminum servo horn offers increased durability, improved steering precision and custom looks.

Samix TRX-4M Aluminum Differential Cover. Constructed from high quality machined aluminum this differential cover offers superior strength and rigidity over the stock parts, while looking great doing it.

Samix TRX-4M Defender Brass Wheel Weights. Constructed from CNC machined brass these weights improve climbing performance and stability by lowering the center of gravity of your TRX-4M. These weights offer an additional 21g of weight each.

Samix TRX-4M Aluminum Servo Horn. Designed as a direct fit for the Traxxas TRX-4M steering servo, this aluminum servo horn offers increased durability, improved steering precision and custom looks.

Samix TRX-4M Brass Servo Mount. This heavy duty mount is constructed from CNC machined brass giving the TRX-4M a strong servo mounting solution that will not flex like the stock unit.

The Samix TRX-4M Stainless Steel Pivot Ball Set is a great option to add style to your Traxxas TRX-4M. Made from stainless steel, these are designed to increase durability and be corrosion resistant for a long lasting finish.

The Samix TRX-4M Brass Hex Adapter are a great option to lower the center of gravity in your mini crawler.

The Samix TRX-4M Brass Shock Cups are a great option to lower the CG in your micro crawler. Made from brass, each weigh 6g and are slotless to keep them from falling off while using a soft spring.