Upgrade your Traxxas TRX-4 drivetrain with the NHX RC Stainless Steel Differential Drive Hub & 2-Speed Shift Dog—engineered for maximum strength and durability. This high-quality component is designed to replace the stock drive hub, providing improved engagement and longevity under extreme conditions. Features: Precision CNC-machined stainless steel for enhanced wear resistance. Direct fit for the Traxxas TRX-4 2-speed transmission system. Stronger engagement design to prevent wear and slipping. Perfect for high-torque applications, rock crawling, and heavy-duty driving. Corrosion-resistant finish for long-lasting performance. Compatibility: Fits Traxxas TRX-4 2-speed transmission models. Compatible with stock and aftermarket gearsets. Package Includes: 1x NHX RC Stainless Steel Differential Drive Hub & 2-Speed Shift Dog Enhance the reliability of your TRX-4's shifting mechanism with this hardened stainless steel upgrade—built to handle the toughest terrains!