CUMMINS 3900068 | GENUINE OEM ENGINE MAIN BEARING CAP DOWEL | FITS 1989-2018 DODGE RAM 5.9L & 6.7L CUMMINS

The Cummins 3900068 GENUINE OEM ENGINE MAIN BEARING CAP DOWEL is a genuine OEM replacement designed for Dodge Ram Cummins trucks.

Function & Purpose

Engineered to restore factory performance and reliability in its respective system under diesel operating conditions.

Common Symptoms When Worn/Failed

• Performance degradation
• Unusual noises
• Fluid leaks or warning lights

Why Genuine Cummins

Genuine Cummins parts meet OEM tolerances and materials, resisting heat and vibration better than aftermarket alternatives.

Key Features & Benefits

• OEM Cummins Part #3900068 — engineered for factory fit and function
• Direct-fit replacement
• Durable construction
• Restores proper operation
• Meets OEM specifications

Fitment

• 1989-2018 Dodge Ram 2500/3500 with 5.9L & 6.7L Cummins

Installation Notes

• Inspect gaskets/seals
• Clean surfaces and torque to spec
• Verify alignment before startup
• Follow Cummins service manual

Related Products

• Cummins 3900625 | Genuine Oem Hexagon Flange Head Cap Screw | Fits 2003-2013 Dodge Ram 5.9L & 6.7L Cummins
• Cummins 3900267 | Genuine Oem Tappet Cover Bolt Grommet Seal | Fits 1989-2002 Dodge Ram 5.9L Cummins
• Cummins 3905401 | Genuine Oem Expansion Plug (Side) | Fits 2003-2018 Dodge Ram 5.9L & 6.7L Cummins

Tags

Cummins 3900068 Genuine Oem Engine Main Bearing Cap Dowel Fits 1989-2018 1989-2018 Dodge Ram 5.9L & 6.7L Cummins Genuine OEM CPP Diesel