Impulse EVO Bearing Overhaul Kit PLI20701 kit contains all the bearings, O-rings and seals required to overhaul an Impulse EVO or EVO RS ebike motor.

Impulse EVO Left-hand Crankshaft Bearing PLI20221 with groove cut for O-ring. New O-rings are available from this site.

Impulse EVO Right-hand Crankshaft Bearing PLI20220 with groove cut for O-ring. New  O-rings are available from our site.

Impulse EVO Crankshaft Needle Roller Bearing PLI20224 fits into the freewheel housing and supports it on the crankshaft.

The white plastic drive motor gear presses the Impulse EVO Drive Gear Clutch Bearing PLI20222, which functions as a one-way clutch.

The internal cover plate supports the electric motor shaft and fits the Impulse EVO Drive Gear Shaft Support Bearing PLI20223.

The gear end of the electric motor shaft/armature fits the Impulse EVO Electric Motor Armature Shaft Bearing PLI20226.

The internal cover plate supports the electric motor shaft and fits the Impulse EVO Plastic Drive Gear Cover Plate Bearing PLI20227 bearing.

The left-hand motor cover fits the Impulse EVO Electric Motor Shaft Support Bearing PLI20225, which accepts the end of the electric motor gear shaft.