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Genuine Sinotruk HOWO TX Right End Cover Welding Assembly WG1664160670 – Heavy Duty Truck Transmission Housing

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Sinotruk Cabin Parts

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Genuine Sinotruk HOWO TX Right End Cover Welding Assembly WG1664160670 – Heavy Duty Truck Transmission Housing

The WG1664160670 right end cover is an authentic Sinotruk spare part for HOWO TX series transmissions, manufactured using robotic welding technology to ensure structural integrity under extreme loads. This precision-engineered component serves as the primary sealing surface for the gearbox output shaft.

Technical Specifications:

Parameter Specification
Part Number WG1664160670
Material QT450-10 nodular cast iron
Welding Standard ISO 3834-2 compliant
Dimensions 480mm × 320mm × 85mm (L×W×H)
Weight 18.6 kg (±1.5%)
Surface Finish Shot blasted + epoxy primer
Mounting Holes 14×M12 threaded
Oil Seal Type Double-lip Viton® seal
Compatibility HOWO TX 2021-2025 (16-speed transmission)

Key Features:
• Factory-welded with Sinotruk quality stamps
• Machined sealing surface (Ra 0.8μm finish)
• Reinforced ribs for torsional stiffness
• Pre-installed dowel pins (±0.02mm tolerance)
• CNC-bored bearing housing (H7 tolerance)

Installation Notes:

  1. Clean mating surface with Loctite 7063
  2. Apply anaerobic sealant (0.8mm bead)
  3. Torque bolts in star pattern (110Nm ±5%)
  4. Run-in procedure: 30min idle + 50km test

Quality Certification:

  • 100% penetrant testing (ASTM E1417)
  • Pressure tested to 350kPa
  • Dimensional accuracy ±0.1mm

Package Includes:
1x Right End Cover WG1664160670
14x Grade 12.9 mounting bolts

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Parameter Specification
Part Number WG1664160670
Material QT450-10 nodular cast iron
Welding Standard ISO 3834-2 compliant
Dimensions 480mm × 320mm × 85mm (L×W×H)
Weight 18.6 kg (±1.5%)
Surface Finish Shot blasted + epoxy primer
Mounting Holes 14×M12 threaded
Oil Seal Type Double-lip Viton® seal
Compatibility HOWO TX 2021-2025 (16-speed transmission)

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    Add:No.932,QuanLi spare part center,Lanxiang Str. ,Tian Qiao Distrbut,Jinan ,China