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SEB22530 Piston & Ring for Knorr-Bremse Systems

7000 881 100

Summary

This compressor piston and ring set features an 88.00mm diameter (STD) design. Engineered for heavy commercial vehicle air brake compressors, these high-strength components ensure reliable pressure maintenance within Knorr-Bremse systems. Equivalent to OE Knorr-Bremse SEB22530.

Product identifiers
EAN Code8699031018300
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Compatible OEM Codes

  • KNORR-BREMSE
    • SEB22555
    • SEB22530
    • K012079K57
    • K012079K56
    • K012079
    • K006026
  • VOLVO
    • 85101375
    • 3095841
    • 1698848
  • MAN
    • 51.54103-6001
  • DAF
    • 1361265

Description

What does a piston and ring do?

This piston and ring assembly serves as a critical component within the air brake compressor system, ensuring efficient air compression and pressure regulation. These high-strength components are designed to withstand the extreme thermal and mechanical stresses encountered during continuous operation in heavy commercial vehicle braking systems.

Compatibility and fitment

This specific unit is compatible with Knorr-Bremse systems. It is designed to maintain precise tolerances within the cylinder bore to ensure optimal compression cycles and long-term durability under heavy-duty service conditions.

Installation and maintenance

When performing maintenance or overhaul, technicians should verify that the 88.00mm diameter matches the cylinder bore exactly. It is essential to check the ring groove arrangement and end gap clearances against the manufacturer's service manual to ensure proper sealing and prevent premature wear.

Service guidance

Regular inspection of piston rings is vital to prevent air leaks or loss of pressure in the braking circuit. Replacing these components during scheduled compressor servicing helps maintain system integrity and prevents costly downtime for the vehicle.

OE cross-reference

7000 881 100 (Compressor Piston & Ring) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number SEB22530.

Other OEMs

DAF

  • 1361265

KNORR-BREMSE

  • SEB22555
  • SEB22530
  • K012079K57
  • K012079K56
  • K012079
  • K006026

MAN

  • 51541036001
  • 51.54103.6001
  • 51.54103-6001

VOLVO

  • 85101375
  • 3095841
  • 1698848

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Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
BENDIX
DAF
DETROIT DIESEL SERIES 60
DEUTZ
FORD
FORD Ford Cargo 272 PS (Euro 2-3)
FORD Cargo 3227 Ford Cargo 272 PS (Euro 2-3)
FORD BRASIL
FREIGHTLINER ARGOSY DETROIT DIESEL SERIES 60
FREIGHTLINER CASCADIA DETROIT DIESEL SERIES 60
FREIGHTLINER CENTURY CLASS DETROIT DIESEL SERIES 60
FREIGHTLINER CLASSIC XL DETROIT DIESEL SERIES 60
FREIGHTLINER COLUMBIA DETROIT DIESEL SERIES 60
FREIGHTLINER CORONADO DETROIT DIESEL SERIES 60
FREIGHTLINER FLD120 DETROIT DIESEL SERIES 60
INTERNATIONAL
INTERNATIONAL 9200 DETROIT DIESEL SERIES 60
INTERNATIONAL 9400 DETROIT DIESEL SERIES 60
IVECO
KENWORTH T600 DETROIT DIESEL SERIES 60
KENWORTH T800 DETROIT DIESEL SERIES 60
KENWORTH W900 DETROIT DIESEL SERIES 60
KNORR-BREMSE
MAN
MERCEDES BENZ
PERKINS
PETERBILT 378 DETROIT DIESEL SERIES 60
PETERBILT 379 DETROIT DIESEL SERIES 60
SCANIA
STERLING A9500 DETROIT DIESEL SERIES 60
STERLING AT9500 DETROIT DIESEL SERIES 60
STERLING LT9500 DETROIT DIESEL SERIES 60
VOLKSWAGEN TRUCK
VOLVO
VOLVO B10 B10
VOLVO B10B D10A
VOLVO B10M D10A
VOLVO B10M TD100
VOLVO B12 D12A
VOLVO B12 TD120
VOLVO B12 B12
VOLVO B7 B 7
VOLVO F10 TD100
VOLVO F10 TD101
VOLVO F10 TD102
VOLVO F12 TD120
VOLVO F12 TD121
VOLVO F12 TD122
VOLVO F16 TD162
VOLVO F7 TD70
VOLVO F7 TD71
VOLVO FH12 D12A
VOLVO FH12 FH 12/340
VOLVO FH12 FH 12/380
VOLVO FH12 FH 12/420
VOLVO FH12 FH 12/460
VOLVO FH12 FH 12/500
VOLVO FH16 D16A
VOLVO FH16 D16B
VOLVO FL10 D10A
VOLVO FL10 TD102
VOLVO FL10 TD103
VOLVO FL12 TD122
VOLVO FL12 TD123
VOLVO L330C / L330D / L330E D16
VOLVO N10 TD100
VOLVO N10 TD101
VOLVO N12 TD120
VOLVO N12 TD122
VOLVO NH12 D12A
VOLVO NH12 NH 12/420
VOLVO NL10 D10A
VOLVO NL12 D12A
VOLVO TAD1630 D16
VOLVO TAMD162 D16
WESTERN STAR 4900 DETROIT DIESEL SERIES 60
WESTERN STAR 4964 DETROIT DIESEL SERIES 60

FAQ

What is the function of this piston and ring set?
The piston moves within the cylinder to compress air, while the rings provide a high-strength seal against the cylinder wall to maintain pneumatic pressure.
How do I ensure compatibility with my compressor?
Compatibility is determined by matching the piston diameter, pin diameter, and ring groove arrangement to the original equipment specifications.
Can I use this part if my cylinder bore has been machined?
This is a standard size (STD) part; if the liner has been machined, an oversize version must be selected to ensure a proper fit.
What are common symptoms of worn rings?
Worn rings may cause a drop in air pressure, oil consumption within the compressor, or visible smoke from the breather due to improper sealing.
What are the OE reference numbers of this part?
7000 881 100 directly replaces Knorr-Bremse OE number SEB22530.