Traxxas Long Arm Kit TRX-4 Complete RC Lift Kit - 8140 AeroScout keeping your radio control truck

keeping your radio control truck running with the correct factory-spec rubber

The four-wheel-drive drivetrain and short course truck format make it well suited to mixed surfaces including dirt

Direct replacement for the factory-fitted pinion on compatible Traxxas vehicles

not compatible with other ARRMA lines

Park flyer and sport trainer landing gear assemblies

Traxxas Long Arm Kit TRX-4 Complete RC Lift Kit - 8140 AeroScout keeping your radio control truckThe Traxxas Long Arm Lift Kit (TRX8140) is a complete suspension upgrade for the Traxxas TRX 4, extending the wheelbase and increasing ground clearance to improve trail crawling performance. Designed specifically for TRX 4 builds, this kit replaces the factory suspension geometry with longer arms that allow greater wheel travel and more aggressive articulation over uneven terrain. If you're looking to push your TRX 4 beyond stock capability on rocks,