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CRANKSHAFTS

2013–2018 Ram 6.7L Cummins Crankshafts

Keep your 6.7L rotating assembly precise and durable with our selection of OEM and performance crankshafts, gears, dowel pins, bearings, and sensors for 2013–2018 Ram 2500/3500 trucks. Every part we stock is vetted for fitment and reliability so your build stays smooth, quiet, and balanced under load.


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Why Choose CPP Diesel?

  • Direct-fit parts for 2013–2018 Ram 6.7L Cummins (OE & performance)
  • Inventory curated by diesel technicians for real-world reliability
  • Fast shipping and responsive customer support
  • Secure checkout and competitive pricing

Helpful Notes

  • Verify pilot-hole size before ordering: 2.048″ (G56/68RFE) vs 2.130″ (AISIN).
  • Always pair new crankshafts with fresh main bearings and rod bearings to maintain oil film integrity.
  • Replace the crank gear and balancer dowel pin if there is any wear, fretting, or misalignment.

Frequently Asked Questions

How do I confirm the correct crankshaft for my 2013–2018 truck?

Match the transmission and pilot-hole size: 2.048″ for G56/68RFE, 2.130″ for AISIN. If you’re unsure, contact us with your VIN.

Should I replace bearings when installing a new crank?

Yes. New main/rod bearings help ensure proper clearances and oil film, preventing knock and premature wear.

Do I need to pin or re-check the harmonic damper?

Yes. Inspect/replace the balancer dowel pin and verify damper condition to prevent vibration and crank failure.

Are these parts direct-fit for 2013–2018 6.7L Cummins?

All linked products and categories on this page are selected for 6.7L Cummins fitment in 2013–2018 Ram 2500/3500 applications.

Can you help with machine shop specs?

We can provide guidance and parts selection; for machining tolerances, follow Cummins service specifications and your machine shop’s recommendations.