Ebike Wheel Hub Motor Planetary Gears 33T X 17T Dual Layer Gears

This planetary gear is specifically designed for hub motors and features a dual-layer structure: the lower layer has 33 teeth (helical/angled), and the upper layer has 17 teeth (straight/vertical), creating a 33T x 17T configuration that ensures efficient power transmission. Please ensure an appropriate amount of grease is applied during installation. Note: The gear's diameter and tooth profile must match your motor's specifications. To avoid purchasing the wrong part, we strongly recommend carefully verifying the tooth profile and diameter of your existing gear before placing an order.