TRAXXAS TRX4 Rear Gear Box Aluminium Upgrade TRX4013 by GPM  [TRX4013]

Rear aluminium gearbox upgrade for TRX4

This aluminium rear gear box set is a 16 piece RC-scale replacement designed for compatibility with TRAXXAS TRX4 Trail Crawler rear assemblies, supplied as model TRX4013. The components secure and stabilise the rear differential housing, suspension link mounts, axle link attachment points and the rear C hub for scale trail and crawling builds.

The kit is offered as metal replacement hardware to reduce flex at key attachment points and help keep drivetrain parts aligned during low speed technical crawling. It is sold as an aftermarket model accessory and is not intended for use on real vehicles.

Installation notes: components arrive as individual pieces to replace corresponding stock items; verify fitment against your TRX4 Trail Crawler rear assemblies before final assembly and keep original fasteners handy as a reference during installation.

This TRX4013 aluminium rear gear box set is supplied as a metal replacement package for TRAXXAS TRX4 Trail Crawler rear assemblies, intended to stabilise mounting points and drivetrain alignment for scale crawling. Verify part layout and fastener use against your chassis before final installation.