Castle Creations Sidewinder 4 Waterproof Sensorless ESC 1415-2400kv Sensored Motor Winch they're a direct replacement for

they're a direct replacement for worn or damaged factory driveshafts

Fits HPI Savage X 4

Spektrum SPMSH2030L Servo L=60mm Blade 120S

2 - Low bank supports

Interco’s design data

Castle Creations Sidewinder 4 Waterproof Sensorless ESC 1415-2400kv Sensored Motor Winch they're a direct replacement forCastle Creations Sidewinder 4 Waterproof Sensorless ESC 1415 2400kv Sensored Motor Software Enhancement: The Cryo Drive software allows the ESC to run cooler when compared to a similar ESC's without the enhancement. This gives you the ability to run longer and harder without overheating. You can push heavier vehicles or get higher top speeds as a result. 30mm fan: This fan is 20% larger than previous generations and will help your ESC keep it's cool