The most functional & reliable knuckle couplers on the market

Hitec HS-322HD Standard Heavy Duty Servo

Be aware that high vibration gas (not glow) engines combined with large contol surfaces and large thows (3D models) can put undue strain on the gears

Featuring a titanic 333 oz

Hitec HS-311 Standard Economy Servo

Traxxas 2388 Planetary Gear Differential Rustler Stampede Slash Ford Raptor Parts The most functional & reliableTraxxas Planetary Gear Differential LS II Features: Metal planet and sun gears and shafts Plastic main differential gear and side cover Includes: (4) planet gears and shafts (2) sun gears (1) sun gear alignment shaft (1) main differential gear (1) differential gear side cover Part Compatibility: Traxxas Rustler Traxxas Stampede Traxxas Slash