GPM Racing Aluminium Upper Spur Gear Case Cover RC Transmission Part - GPM-TRX4038GCA Colour:Default Title Maintain correct suspension geometry and

Maintain correct suspension geometry and arm pivot alignment on the 8XT

reducing guesswork on compatibility

Moulded in black and sold as a pair

The soft 60D compound gives a lower durometer rating than standard tyres

14-tooth (14T) pinion gear in 48-pitch specification

GPM Racing Aluminium Upper Spur Gear Case Cover RC Transmission Part - GPM-TRX4038GCA Colour:Default Title Maintain correct suspension geometry andThe GPM Racing TRX4038GCA aluminium upper transmission spur gear case cover is a four piece upgrade set designed specifically for the Traxxas TRX 4 crawler. The stock plastic spur gear case cover on the TRX 4 is a known wear point, and this GPM Racing set replaces it with machined aluminium components that offer greater rigidity and resistance to cracking under load. If you're running your TRX 4 hard on the trail and want to better protect the spur