6203ZZ (6203Z) Shielded Scooter & ATV Bearings (Set of 2)

Set of 2 6203ZZ shielded bearings for scooters and ATVs.

These bearings are used in a variety of applications including wheels, transmissions, gearboxes, and various other GY6/QMB139 engine components.

The 6203ZZ series is sometimes referred to as the 6203Z series. They are single-row, deep groove ball bearings. Designated as light-weight bearings, they come with 17 mm bore hole inner diameter.

Check your existing bearings for the series number, which is usually etched directly onto the side of the bearing.

Diameter (Outer): 40 mm
Diameter (Inner): 17 mm
Width: 12 mm