B-Series Transmission Angular Ball Bearing – 28×72×18

Description

Angular Ball Bearing – 28×72×18

The 91004-P21-003 is an OEM angular ball bearing used on Honda manual transmissions (input/mainshaft on B16/B18, etc.). Dimensioned 28 mm inner diameter × 72 mm outer diameter × 18 mm width, this bearing handles combined radial and axial loads. It’s necessary when rebuilds have worn or damaged bearings, or when restoring a transmission to factory spec.

Factory Part Number: 91004-P21-003