High-Strength Forged Steel Construction
Precision-forged from premium alloy steel for superior durability and fatigue resistance under extreme loads.
CNC-Machined Precision Fit
Tolerance-controlled machining ensures perfect alignment with crankshaft and piston pins, reducing friction and wear.
Optimized Lubrication Channels
Engineered oil passages maintain consistent film strength, critical for high-RPM diesel applications in excavators (PC400-5) and industrial engines (6D125).
Interchangeable OEM Compliance
Direct replacement for 6150-31-3100/6151-31-3101 with ISO 9001-certified manufacturing.
Heavy-Duty Application Ready
Built for construction machinery, marine propulsion, and generator sets requiring 6D125-series components.
Batch Purchase Advantage
Wholesale pricing available for fleet maintenance or distributor stock – global logistics supported.