Volvo Penta Main Bearing Set STD 875306 | AQD21A / AQD21B / MD21A

Description

The Volvo Penta Main Bearing Set – Standard 875306 is designed to provide correct crankshaft support and smooth engine operation in Volvo Penta 21-series marine diesel engines.

This standard-size (STD) main bearing set is suitable for engines with crankshafts within original factory tolerances. It is ideal for use during engine rebuilds, bottom-end overhauls, or major service work. Manufactured to OEM-equivalent specifications, the bearings deliver accurate fitment, durability, and dependable performance in demanding marine environments.

Product Type

Main bearing set

Part Number

875306

Bearing Size

Standard (STD)

Compatibility

Suitable for Volvo Penta engines:

• AQD21A

• AQD21B

• MD21A