Traxxas Servo Digital High-Speed Metal Gear (Ball Bearing) Waterproof Slash 4X4 Optima Parts Protects the throttle servo from

Protects the throttle servo from shock loads

This is the Futaba R334SBS 2

Confirm that the battery will physically fit your model and that the electronic speed control supports the selected 4S voltage

and the goal is to reduce the sliding friction between the piston and the case wall

80C continuous discharge rate

Traxxas Servo Digital High-Speed Metal Gear (Ball Bearing) Waterproof Slash 4X4 Optima Parts Protects the throttle servo fromTraxxas Servo Digital High Speed Metal Gear (Ball Bearing) Waterproof Slash 4X4 Fits: Slash 4X4 Ultimate Unlimited Desert Racer E Revo VXL Brushless Rustler 4X4 VXL TRX 4 Assembly Kit TRX 4 Ford Bronco TRX 4 Scale and Trail Crawler TRX 4 Sport TRX 4 Tactical Unit