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WG9100680001
Sinotruk HOWO
| Category | Details |
|---|---|
| Part Number | WG9100680001 |
| Name | Front Axle Shock Absorber / Front Suspension Damper |
| Side | Typically used on left/front; right counterpart: WG9100680002 |
| Type | Twin-Tube Gas-Hydraulic |
| Gas Pressure | 0.3 – 0.4 MPa (N₂) |
| Length (Extended) | 938 mm |
| Length (Compressed) | 596 mm |
| Damping Force | Rebound: 42 kgf / Compression: 35 kgf |
| Weight | 8.5 kg |
| Applicable Models | SINOTRUK HOWO 7, A7, T5G, TX (336–420 HP) |
| Certifications | CCC, ISO 9001 |
| Installation Torque | 180–220 N·m (confirm per manual) |
| Maintenance | Inspect every 10,000 km; replace in pairs |
| Criticality | High – Safety-Critical Suspension Component |
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Torque wrench
Socket set (M16–M20)
Wrenches, pry bar (for alignment)
Safety stands and lifting equipment
Grease gun (if bushings require lubrication)
Lift and Secure the Vehicle
Raise the front end safely using a lift or jack stands.
Ensure the front axle is fully supported or unloaded depending on suspension state.
Remove Old Shock Absorber
Loosen and remove upper and lower mounting bolts/nuts.
Carefully extract the old unit—avoid damaging brake lines or steering components.
Inspect Mounting Points
Check rubber bushings, brackets, and eyes for cracks, wear, or deformation.
Replace damaged bushings (e.g., OEM part AZ1642430091) if needed.
Install New Shock Absorber (WG9100680001)
Insert new shock into position—ensure correct orientation (rod up, reservoir down).
Reinstall mounting hardware with new lock nuts/washers if recommended.
Torque Specifications
Typical torque: 180–220 N·m (verify per model manual)
Tighten all fasteners to manufacturer specifications:
Do not overtighten—this can damage rubber bushings.
Final Checks
Lower vehicle slowly.
Visually inspect for clearance and proper alignment.
Test drive at low speed first; listen for abnormal noises.