Sinotruk OEM VG1246050034A Intermediate Gear Shaft (Case-Hardened, For HW19710 Transmission)

‌Technical Specifications‌:

• ‌Material‌:
  • 20CrMnTi alloy steel
  • Carburized depth: 1.2-1.5mm
  • Surface hardness: HRC 58-62
• ‌Dimensions‌:
  • 428mm overall length
  • 37-tooth helical gear (20° pressure angle)
• ‌Performance‌:
  • Torque capacity: 2,100Nm
  • Runout tolerance: ≤0.03mm
• ‌Compatibility‌:
  • Sinotruk HW19710 16-Speed Transmission
  • Replaces #ZZ8306010055

‌Installation Notes‌:

1. Pre-Fit:
   • Measure axial play (0.08-0.12mm) with dial indicator
   • Heat bearing seats to 120°C for interference fit
2. Alignment:
   • Use master gear to verify <0.05mm backlash
3. Lubrication:
   • Prime oil galleries with SAE 80W-90 before assembly