Cummins crankshaft 3915258 3972764 ISB 5.9L crankshaft 6BT crankshaft 6B5.9 crankshaft 6BTA5.9 crankshaft Cummins 5.9L engine parts

◆ Product Overview
A premium, precision-manufactured crankshaft engineered for the renowned Cummins 5.9L diesel engine family. Direct OEM replacement for part numbers 3915258 and 3972764, designed to deliver original equipment reliability, performance, and durability in the most demanding applications.

◆ OEM Part Numbers
✓ 3915258
✓ 3972764

◆ Compatible Cummins 5.9L Engine Series
✓ ISB 5.9L
✓ 6BT
✓ 6B5.9
✓ 6BTA5.9

◆ Product Specifications
✓ Condition: 100% Brand New
✓ Type: Forged Steel Crankshaft
✓ Engine Platform: Cummins 5.9L (6-Cylinder)
✓ Finish: OEM-Spec Hardened & Precision Ground

◆ Key Features
✓ Direct Bolt-In Replacement for Multiple 5.9L Engine Models
✓ Forged Steel Construction for Superior Strength & Longevity
✓ Precision Balanced to Reduce Vibration & Bearing Wear
✓ Restores Factory Power, Torque, and Fuel Efficiency

◆ Quality Assurance
✓ 100% New Production – Not a Remanufactured Core
✓ Full Dimensional & Metallurgical Compliance Verified
✓ Micro-Crack & Magnetic Particle Inspection Passed
✓ Dynamic Balancing Certified for Smooth Operation

◆ Installation Applications
✓ Complete 5.9L Engine Overhaul & Rebuild
✓ Critical Crankshaft Failure Replacement
✓ Performance Restoration for Pickups, Vans, & Industrial Equipment
✓ Fleet Maintenance & Preventive Repair Programs

◆ Service Advantages
✓ Trusted Replacement for the Industry-Standard 5.9L Platform
✓ Simplifies Inventory with Broad Engine Model Coverage
✓ Ensures Maximum Uptime for Commercial & Industrial Fleets
✓ Global Logistics & Expert Technical Support