The Hoss 4X4, Slash 4X4, and Rustler 4X4 are already great RTR trucks but Traxxas knows some of us like to go even faster, hit harder, and fly higher with ours 4X4 machines. If you’re in that top percentile of no-holds-barred “send it!” 4X4 fans, the Extreme Heavy Duty Outer Driveline & Suspension Upgrade Kit is for you.
The complete, easy-to-install kit replaces the stock caster blocks, steering blocks, hub carriers, shock towers, and driveshafts with all-new parts engineered for unbeatable strength and resiliency to keep your brand high-speed, high-flying fun going nonstop.