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Specifications

The IPD 1979251 Piston Pin Assembly is crafted for Caterpillar 3400-series and C15 engines, providing exceptional strength and precision for high-performance diesel applications. Manufactured to ISO 9001 specifications, this assembly ensures a perfect fit and long-lasting reliability. The robust pin maintains critical piston-to-rod clearance, reducing wear and extending engine life. Backed by a 2-year unlimited-mileage warranty, it is ideal for professional engine builders and fleet maintenance teams. Sold via Wofford Truck Parts, the 1979251 pin delivers OEM-grade performance for heavy-duty rebuilds and upgrades.
Weight
3.35

Compatibility

Caterpillar 3406 / 3406E / 3408 / C15—installed in heavy-duty platforms such as:

Freightliner Cascadia (1990s–2025)

Kenworth W/T-series (W900, T660, etc.) (1990s–2025)

Peterbilt 379/389/579 (1990s–2025)

Western Star, Mack, Volvo, International (Cat-powered variants)


Alternative Part Numbers

  • 1979251
  • PAI 311083 (replaces 1979251)

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