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6772238 S2 Volvo B12 D12A Compressor Cylinder Head

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6772238 S2 Compatible Volvo B12 D12A Cylinder Head

13 21 50

Summary

This compressor cylinder head is specifically designed for Volvo B12 trucks with D12A engines. Manufactured with heavy-duty grade materials, it serves as a critical component for maintaining air pressure within the braking system of heavy commercial vehicles. Equivalent to OE Volvo 6772238S2.

Product identifiers
EAN Code8699031032849
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Compatible OEM Codes

  • VOLVO
    • 8112248 S2
    • 6795599 S2
    • 6772238 S2
  • KNORR-BREMSE
    • LK3509 S2

Description

What does a cylinder head do?

This cylinder head acts as the cast service part that closes off the top of the air brake compressor's cylinder block. It provides the necessary seating for the inlet and discharge valves, ensuring that compressed air is contained without leakage and routed correctly through the discharge port.

Compatible vehicles and engines

This specific component is designed for use in Volvo B12 vehicles equipped with D12A engines. It is engineered to withstand the high-pressure environments typical of heavy commercial vehicle braking systems, providing a reliable solution for compressor rebuilds.

Installation and maintenance

When performing maintenance or repairs, technicians should verify that all valve seats and port alignments match the existing compressor architecture. Ensuring a precise fit during installation is vital to maintain consistent air pressure delivery and prevent thermal stress within the cylinder block.

Troubleshooting and selection

Regular inspection of the cylinder head can help identify early signs of wear or leakage before they lead to complete system failure. Consult your authorized distributor for further assistance.

OE cross-reference

13 21 50 (Compressor Cylinder Head) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 6772238S2.

Other OEMs

KNORR-BREMSE

  • LK3509 S2

VOLVO

  • 8112248 S2
  • 6795599 S2
  • 6772238 S2

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE
VOLVO
VOLVO B10B D10A
VOLVO B10M D10A
VOLVO B12 D12A
VOLVO F10 TD102
VOLVO F12 TD122
VOLVO FH12 D12A
VOLVO FL10 D10A
VOLVO FL10 TD102
VOLVO FL10 TD103
VOLVO FL12 TD122
VOLVO FL12 TD123
VOLVO NH12 D12A
VOLVO NL10 D10A
VOLVO NL12 D12A

FAQ

What is the function of this cylinder head?
It closes the top of the compressor cylinder block, housing the inlet and discharge valves while managing compression heat.
Which vehicles is this part compatible with?
This part is specifically engineered for Volvo B12 trucks utilizing the D12A engine in heavy commercial applications.
What materials are used in production?
The component is manufactured using heavy-duty grade materials designed to resist high-pressure and thermal stress.
How can I know if my cylinder head needs replacement?
Symptoms include air pressure drops, visible leaks around valve seats, or excessive heat buildup during compressor operation.
What are the OE reference numbers of this part?
13 21 50 directly replaces Volvo OE number 6772238S2.