1698678 Connecting Rod for Volvo B9R D9B

What does a compressor connecting rod do?

The compressor connecting rod plays a critical role in the internal reciprocating motion of the air brake compressor, converting piston movement into necessary pneumatic pressure. This component is manufactured using heavy-duty grade materials to withstand the high-pressure cycles required in heavy commercial vehicle braking systems.

Compatible vehicles and engines

This specific part is compatible with Volvo B9R trucks featuring D9B engines. It serves as a precise replacement for original components to maintain optimal air delivery and system pressure. It is also fitted to other heavy commercial vehicle models within the same engine series.

Installation and maintenance

During installation, technicians should ensure that the connecting rod and the piston assembly are perfectly aligned to prevent uneven wear on the cylinder walls. Regular inspection of the connecting rod and bearing surfaces during routine air system maintenance can help prevent sudden compressor failure and ensure consistent braking performance.

Selection guidance

When selecting replacement parts, it is essential to verify that the component matches the specific engine series and compressor type of the vehicle to ensure seamless integration within the pneumatic circuit.

OE cross-reference

7300 850 003 (Compressor Connecting Rod) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 1698678.