Cummins 4089542 Rear Crankshaft Seal Kit

The Cummins 4089542 Rear Crankshaft Seal Kit is designed to provide reliable sealing at the rear of the engine crankshaft and help prevent engine oil leakage. This service kit includes the rear crankshaft seal and wear sleeve assembly, making it a convenient solution when servicing the rear crankshaft sealing area.

Built for heavy-duty diesel engine applications, the 4089542 seal kit is designed to restore proper oil retention and help maintain a clean, properly sealed engine.

Verify your engine application and part number before ordering.

Features & Benefits

• Genuine Cummins replacement part
• Rear crankshaft seal kit
• Includes seal and wear sleeve assembly
• Helps prevent engine oil leaks
• Designed for heavy-duty diesel applications
• Suitable for engine repair and overhaul work

Cross Reference / Interchange Numbers

• Cummins 4089542
• Cummins 4023018
• Cummins 4923644
• Interstate-McBee M-4089542
• PAI 136097
• Reliance Power Products K4089542
• AFA Industries A4089542

Cross-reference information should be used for identification only; always verify application before ordering.