Savox SW-1212SG Black Edition Waterproof High Torque HiV Coreless Digital Servo 1/8 Wheels Use 39T gear (w/15T gear)

Use 39T gear (w/15T gear) on the front and 40T gear (w/15T gear) on the rear for drive balance bias to front and vice-versa for drive balance bias to rear

3 Aluminum timing ring screws

It provides enough clean

Easily powering high-torque and high voltage servos

-NiCd/NiMH Battery Cell Count: 6 - 8 Cells

Savox SW-1212SG Black Edition Waterproof High Torque HiV Coreless Digital Servo 1/8 Wheels Use 39T gear (w/15T gear)Waterproof, High Torque, High Voltage Coreless Digital Servo, 0. 13 sec 722oz @ 8. 4V Black Edition This waterproof, steel geared servo is perfect for Monster Truck and most Scaler and Crawler applications where a slightly taller servo can be fitted. Precision steel gears, stump pulling torque, and waterproof to IP67 standards (operates for up to 30 minutes in water up to 3 feet deep). "Plus" series servos feature Soft Start and Sanwa SSR