Upgrade your TRX-4M’s™ center drivetrain with these heavy-duty telescoping driveshafts. Tough steel drive hubs key into brightly anodized 6061-T6 aluminum shafts for unbeatable strength and style.

Upgrade your TRX-4M’s™ center drivetrain with these heavy-duty telescoping driveshafts. Tough steel drive hubs key into brightly anodized 6061-T6 aluminum shafts for unbeatable strength and style.

Add vibrant color to your 9751 heavy-duty TRX-4M™ center driveshafts with these anodized 6061-T6 aluminum center shafts. Includes front and rear.

The heavy-duty front stub axle is made from high-grade hardened steel for maximum strength and durability. Sold individually. (Shaft is a direct replacement for the 9756 axle set, or an upgrade for standard axles)

Give your TRX-4M™ the ultimate drivetrain upgrade with the heavy-duty axle set. Made from high-grade hardened steel, the heavy-duty axle set is the ultimate in strength and durability.

GTM shock springs are offered in different rates to tune your suspension performance or compensate for lighter or heavier vehicle configurations. The higher the spring rate number, the firmer the spring. (0.123 rate) (1 pair)

Brass lower spring retainers add valuable weight to the lowest part of your TRX-4M™ for improved anti-rollover stability and superior rock-climbing capability. Sold as a set of four.

Give your TRX-4M™ a custom look with these colorful GTM shock bodies. Made from tough 6061-T6 aluminum and anodized with a brilliant finish, these shock bodies work with standard GTM shock caps and pistons.