These are the optional RPM Caster and Steering Blocks for all versions of the Traxxas Slash 4x4

Slash 4X4 Ultimate

Make sure the assembly cannot rotate or contact the pinion gear

airplanes and quadcopters designed to operate on a 4-cell LiPo battery

Keeps radio equipment securely mounted

Losi LOS232055 Aluminum Diff Case Tenacity 5IVE Parts These are the optional RPMLosi LOS232055 Aluminum Diff Case Tenacity The Aluminum Diff Case Tenacity is a genuine Losi part, listed under part number LOS232055. It is sold to help owners maintain, repair, or upgrade their Losi vehicle exactly as specified by the manufacturer. This part is constructed from aluminum, matching the original factory specification. Replacing a worn, damaged, or missing component with this factory part helps keep the vehicle running at its intended