RPM Trailing Arms Rear (2) Unlimited Desert Racer - 81282RPM Rear Trailing Arms for Unlimited Desert Racer (UDR) Quick Notes: Increased wall thicknesses by roughly 40% around the shock mounts Roughly 12% more material around the pivot balls Squared off body is less prone to bend Optional 81362 Skid Plates are also available (sold separately) Replaces stock Traxxas 8544 The Traxxas Unlimited Desert Racer is a scale work of art with performance to match. However, RPM customers have reported the stock trailing