Product Description

Cummins Reman 4B3.9L Crankshaft - Part #3907803RX

Part Number: 3907803RX

Brand: Cummins

Condition: OEM

Compatible Equipment: Reman 4B3.9L Crankshaft applications

This reman 4b3.9l crankshaft is engineered for use with Cummins industrial equipment. It delivers reliable performance and long service life in demanding environments. Built to meet or exceed OEM standards.

Key Features:

• Direct replacement for part #: 3907803RX
• OEM-grade materials ensure durability
• Genuine Cummins part

Need Help Confirming Fitment?

Contact The Modern Shop for expert support.
1-800-219-9773
Contact Us Online
Monday-Friday, 8:00am to 4:30pm Eastern Time

NOTE: All sales are final. Parts are non-cancelable and non-returnable.