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921 251 Compressor Cylinder Liner for Volvo and Mack

921 251

Summary

This compressor cylinder liner is engineered for heavy-duty air brake compressors. It is compatible with Volvo engines such as D13 and D16, as well as Mack MP7 and MP8 engines. Designed to maintain high-strength performance within pneumatic braking systems.

Product identifiers
EAN Code8699031047942
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Description

This compressor cylinder liner is a critical component designed to provide a high-strength surface for piston movement within the air brake compressor. By maintaining the integrity of the compression chamber, this part helps prevent air leakage and ensures consistent pressure delivery to the pneumatic braking system.

This component is compatible with Volvo models including VNL, FH16, FMX, B11R, FM11, FM13, and B13R, as well as Mack Pinnacle and Granite applications. It is also fitted to Renault Trucks Magnum, Kerax, and Premium series. Additionally, it can be used in Otokar heavy vehicles.

When performing maintenance or repairs on air brake compressors, technicians should inspect the liner for signs of wear or scoring. Replacing the liner helps restore system efficiency and prevents excessive oil consumption. It is essential to ensure proper installation to maintain the airtight seal required for heavy commercial vehicle braking.

Check the compatibility list.

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Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
DEUTZ
KNORR-BREMSE
MACK Granite MP7
MACK Pinnacle MP8
OTOKAR
RENAULT TRUCKS
RENAULT TRUCKS Kerax DXi11
RENAULT TRUCKS Magnum DXi13
RENAULT TRUCKS Premium DXi11
RENAULT TRUCKS Premium DXi13
VOLVO
VOLVO B11R D11A
VOLVO B13R D13B
VOLVO FH13 D13A
VOLVO FH13 D13B
VOLVO FH13 D13C
VOLVO FH16 D16E
VOLVO FH16 D16G
VOLVO FM11 D11A
VOLVO FM11 D11B
VOLVO FM13 D13A
VOLVO FM13 D13B
VOLVO FM13 D13C
VOLVO FMX D11B
VOLVO FMX D13C
VOLVO TAD1341-1345VE D13
VOLVO VHD D13
VOLVO VNL D13

FAQ

What is the function of a compressor cylinder liner?
The cylinder liner provides the essential internal surface for the piston to travel within the air brake compressor, helping to maintain pressure and prevent air leakage.
Which engine types are compatible with this liner?
This part is designed for heavy-duty engines including Volvo D13, D16, D11 series, Mack MP7/MP8, and Renault Trucks DXi series.
When should a cylinder liner be replaced?
Replacement is recommended if you observe loss of air pressure, excessive oil consumption, or visible wear on the internal cylinder walls.
Is this component compatible with Knorr-Bremse systems?
Yes, this component is designed to be compatible with Knorr-Bremse pneumatic systems used in heavy commercial vehicles.