21136656 Piston & Ring for Volvo FH12 D12D

What does a compressor piston and ring do?

This compressor piston and ring set serves as a critical component within the air brake compressor, ensuring efficient compression and maintaining pressure within the pneumatic system. Manufactured from high-strength components, these parts are designed to withstand the intense thermal and mechanical stresses found in heavy commercial vehicle applications.

Compatible Volvo FH12 vehicles

This specific kit is compatible with Volvo FH12 trucks equipped with D12D engines. It is designed to meet the exacting requirements of the original equipment, providing a reliable solution for air brake compressor overhauls in heavy duty transport environments.

Installation and maintenance guidance

For a successful installation, technicians should verify that the piston diameter and ring groove arrangement match the existing compressor specifications exactly. It is recommended to check the cylinder bore and ring end gap against the vehicle manufacturer's service manual during assembly to ensure proper sealing and prevent premature wear.

System maintenance tips

Maintaining the air brake system requires regular inspection of these moving parts to prevent pressure loss or mechanical failure. Consult your authorized distributor for more information regarding fitment and technical guidance.

OE cross-reference

7000 801 100 (Compressor Piston & Ring) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21136656.