MAHLE 9299823 DLC COATED COMPETITION PISTON PIN (40.0 X 19 X 82.8MM R 628G) FOR 89-07 CUMMINS 5.9

Product Description

Handle big boost and heavy loads with the MAHLE 9299823 DLC-coated competition piston pin for the 1989–2007 5.9L Cummins. Precision-sized at 40.0 mm × 19 mm wall × 82.8 mm with an approx. mass of ~628 g, this hardened steel wrist pin uses a Diamond-Like Carbon coating to reduce friction and scuffing under extreme cylinder pressures—perfect for performance towing, sled pull, drag, and work-truck builds.

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Fitment

• 1989–2002 Dodge Ram 2500/3500 – 5.9L Cummins (12-valve & 24-valve)
• 2003–2007 Dodge Ram 2500/3500 – 5.9L Cummins (Common-Rail 24-valve)

Cross-Reference / Alternatives (Mahle on CPP Diesel only)

• MAHLE 9300738 MONOTHERM DLC PISTON PIN (40.0 × 17 × 58.0 mm)
• MAHLE S42170 PISTON RING SET (STD)
• MAHLE S42170.020 PISTON RING SET (.020)
• MAHLE S42170.040 PISTON RING SET (.040)
• MAHLE 223-3717 PISTON PIN BUSHING (94–95 5.9L)

Notes

Verify piston pin bore, lock style, and small-end bushing clearance. Always blueprint and measure—order a quantity of six (6) for a full engine set.

FAQ

Is this pin compatible with forged or steel (Monotherm) pistons?

Yes. Many forged and steel 5.9L pistons use a 40.0 mm × 82.8 mm pin. Confirm your piston manufacturer’s spec before installation.

Is the 9299823 sold individually or as a set?

Sold individually (one pin). Order six for a complete 6-cylinder set.

What’s the advantage of the DLC coating?

DLC reduces boundary friction and improves scuff resistance, aiding durability under high cylinder pressure and heat.

Specifications for Mahle 9299823