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21136656 Piston & Ring for Volvo FM12 D12D

7000 801 100

Summary

High-strength piston and ring kit designed for Volvo FM12 trucks with D12D engines. This component ensures reliable performance within the air brake compressor system for heavy commercial vehicles. Equivalent to OE Volvo 21136656.

Product identifiers
EAN Code8699031018126
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Compatible OEM Codes

  • VOLVO
    • 21136656
  • RENAULT TRUCKS
    • 7421136656
  • KNORR-BREMSE
    • SEB22517

Description

What does a compressor piston and ring do?

This compressor piston and ring set is engineered to restore efficient compression within the air brake compressor system. These high-strength components are manufactured to withstand the intense pressure and thermal cycles typical of heavy commercial vehicle operation, ensuring reliable air delivery to the braking system.

Vehicle and engine compatibility

Specifically designed for Volvo FM12 trucks equipped with D12D engines, this kit provides a precise fit for the piston and ring grooves. It is compatible with Volvo OE specifications to ensure proper seal and compression within the cylinder.

Installation and maintenance

During installation, technicians should verify the cylinder liner condition and ensure that the piston diameter matches the required standard size. Proper lubrication and inspection of the ring grooves are essential to maintain optimal sealing performance and prevent premature wear in the compressor assembly.

System performance guidance

Maintaining regular inspection intervals for the compressor components helps prevent system pressure drops in heavy commercial vehicle fleets.

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.

Other OEMs

KNORR-BREMSE

  • SEB22517

RENAULT TRUCKS

  • 7421136656

VOLVO

  • 21136656

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YUTONG ZK6118 ISBe
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ZHONGTONG LCK6118 ISBe
ZHONGTONG LCK6118 ISLe

FAQ

What is the function of this piston and ring kit?
This kit provides the essential moving parts required to create compression within an air brake compressor, ensuring the pneumatic system receives adequate pressure.
Which vehicles is this kit compatible with?
This specific kit is designed for Volvo FM12 trucks featuring D12D engines, ensuring correct fitment for these heavy commercial vehicles.
How should I verify if this is the correct part?
Technicians should verify the piston diameter and check against the original equipment specifications on the compressor housing before installation.
What should be checked during installation?
It is critical to inspect the cylinder liner for wear and ensure that the ring grooves are clean to allow for proper seating and sealing.
What are the OE reference numbers of this part?
7000 801 100 directly replaces Volvo OE number 21136656.