Nitriding Diesel Engine Crankshaft Parts For Nissan RD8 Heavy Load

Engine Crankshaft Parts Featuring Precision Grinding Nitriding and Fillet Rolling for Nissan RD8 Diesel Engine Heavy Load

This RD8 crankshaft is a premium aftermarket replacement part built for Nissan RD8 inline 6-cylinder diesel engine, widely fitted on Nissan UD heavy-duty trucks. It is constructed from high-strength forged steel or nodular cast iron. All main journals and crank pin journals are precision ground and nitrided to improve surface hardness and wear resistance. Optimized fillet rolling enhances fatigue resistance to prevent cracking under long-duration heavy loads. Every crankshaft undergoes dynamic balance testing and full dimensional inspection before packing. It minimizes engine vibration and delivers stable power output for long-distance transportation and heavy-load operation. Perfect choice for engine rebuild, repair workshops and bulk wholesale.

✅ Nitrided surface for outstanding wear resistance

✅ High fatigue strength for continuous heavy load

✅ Strict QC control, low failure rate

✅ Direct fit, simple installation

RD8 Crankshaft for Nissan

• Fit: Nissan RD8 diesel engine (UD truck)
• Material: Forged steel / nodular cast iron
• Process: Journal grinding + nitriding + fillet rolling
• Test: Dynamic balance & dimensional inspection
• Usage: Heavy truck engine overhaul
• Feature: Crack resistance, low vibration, long service life

  Item	Specification
  Product Name	Engine Crankshaft
  Engine Model	Nissan RD8
  OE Number	12200-97506
  Material	Forged Steel / Ductile Nodular Cast Iron
  Surface Treatment	Precision Grinding + Nitriding
  Inspection Items	Dynamic Balance Test, Dimension Check, Fillet Inspection
  Cylinder	6 Cylinder Diesel Engine
  Application	Nissan UD Heavy Truck, Commercial Vehicle
  Product Type	Aftermarket Replacement Spare Part