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2500 120 100 Compressor Repair Kit for Cummins

2500 120 100

Summary

This compressor repair kit is designed for heavy commercial vehicle air brake systems. It provides high-strength components compatible with Cummins and Knorr-Bremse systems to ensure reliable pneumatic performance during heavy-duty operation. Equivalent to OE Cummins 3286430S2 and Knorr-Bremse LK3850S2.

Product identifiers
EAN Code8699031044866
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Compatible OEM Codes

  • CUMMINS
    • 3286649 S2
    • 3286646 S2
    • 3286449 S2
    • 3286446 S2
    • 3286430 S2
  • KNORR-BREMSE
    • LK3850 S2

Description

What does a compressor repair kit do?

This compressor repair kit serves as a critical solution for restoring the performance of air brake compressors in heavy commercial vehicles. By replacing worn internal components, technicians can ensure the pneumatic system maintains consistent pressure levels and operational integrity.

Vehicle and system compatibility

The kit is designed to be compatible with Cummins and Knorr-Bremse systems, ensuring a precise fit for critical air brake compressor components. This ensures that the compressor operates within specified parameters even under heavy-duty service conditions.

Installation and maintenance

During maintenance or overhaul, utilizing a high-strength component kit helps prevent leaks and pressure drops. Technicians should inspect all seals and valves during installation to ensure optimal system performance and longevity.

System reliability

Regular inspection of the compressor assembly is recommended to identify wear early. For precise fitment, always check the compatibility list to ensure this kit meets the specific requirements of the installed compressor unit.

OE cross-reference

2500 120 100 (Compressor Repair Kit) is the equivalent of the Cummins and Knorr-Bremse OE numbers. This part directly replaces Cummins OE numbers 3286430S2, 3286446S2, 3286449S2, 3286646S2, 3286649S2. It also replaces Knorr-Bremse OE number LK3850S2.

Other OEMs

CUMMINS

  • 3286649 S2
  • 3286646 S2
  • 3286449 S2
  • 3286446 S2
  • 3286430 S2

KNORR-BREMSE

  • LK3850 S2

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
CUMMINS
KNORR-BREMSE

FAQ

What is the function of a compressor repair kit?
A compressor repair kit provides high-strength components required to overhaul or fix air brake compressors, ensuring they maintain proper pneumatic pressure.
Which systems is this kit compatible with?
This kit is designed for use with Cummins and Knorr-Bremse systems in heavy commercial vehicle applications.
When should a technician replace the repair kit?
Replacement is recommended during scheduled maintenance or if symptoms like pressure drops or air leaks are detected in the pneumatic system.
Can this be used for any air compressor?
The kit is specifically engineered for compatibility with compatible systems like Cummins and Knorr-Bremse; always verify fitment before installation.
What are the OE reference numbers of this part?
2500 120 100 directly replaces Cummins OE numbers 3286430S2, 3286446S2, 3286449S2, 3286646S2, 3286649S2. It also replaces Knorr-Bremse OE number LK3850S2.