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E: 15829336298@139.com
Room 1212-G107, Unit 2, Building 1, Block A, Shenglong Plaza, No. 80 Weiyang Road, Weiyang District, Xi'an City, Shaanxi Province
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WG9725520789
Shacman Sinotruk HOWO FAW
| Attribute | Description |
|---|---|
| Part Number | WG9725520789 |
| Alternative Names | Rear Suspension Spring, Rear Chassis Spring, Rear Main Leaf Pack |
| Function | Supports vehicle weight; absorbs road impact; maintains axle geometry |
| Position | Installed on both sides of the rear or middle tandem axle (6x4/8x4 layout) |
| Application Type | Heavy-Duty Trucks – Dumpers, Tractors, Freight, Mining Vehicles |
| Design Standard | OEM specification for SINOTRUK HC16/AC16 bridge systems |
| Material | High-Strength Alloy Spring Steel (60Si2Mn, SUP9, or equivalent) |
| Manufacturing Process | Hot-forged, heat-treated, surface shot-peened for fatigue resistance |
| Structure | Multi-Leaf Semi-Elliptical Design (typically 10–15 leaves) |
| Parameter | Specification |
|---|---|
| Overall Length (Extended) | ~1720 mm |
| Width | 90 mm (standard) |
| Leaf Thickness (Main Leaf) | 25 mm / 18 mm (graded thickness across stack) |
| Number of Leaves | 10, 12, or 15-piece assembly (depends on load rating) |
| Center Bolt Diameter | M20 or M24 (standard for heavy-duty mounting) |
| Total Weight (Approx.) | 190 kg – 210 kg |
| Load Capacity per Axle | ≥ 16 tons (dynamic load supported) |
| Spring Rate | High stiffness optimized for full-load performance |
| Surface Treatment | Shot-peened to increase fatigue life by up to 30% |
| End Type | Eye-ended (pinned connection to hanger bracket) |
| Attribute | Description |
|---|---|
| Part Number | WG9725520789 |
| Alternative Names | Rear Suspension Spring, Rear Chassis Spring, Rear Main Leaf Pack |
| Function | Supports vehicle weight; absorbs road impact; maintains axle geometry |
| Position | Installed on both sides of the rear or middle tandem axle (6x4/8x4 layout) |
| Application Type | Heavy-Duty Trucks – Dumpers, Tractors, Freight, Mining Vehicles |
| Design Standard | OEM specification for SINOTRUK HC16/AC16 bridge systems |
| Material | High-Strength Alloy Spring Steel (60Si2Mn, SUP9, or equivalent) |
| Manufacturing Process | Hot-forged, heat-treated, surface shot-peened for fatigue resistance |
| Structure | Multi-Leaf Semi-Elliptical Design (typically 10–15 leaves) |
| Parameter | Specification |
|---|---|
| Overall Length (Extended) | ~1720 mm |
| Width | 90 mm (standard) |
| Leaf Thickness (Main Leaf) | 25 mm / 18 mm (graded thickness across stack) |
| Number of Leaves | 10, 12, or 15-piece assembly (depends on load rating) |
| Center Bolt Diameter | M20 or M24 (standard for heavy-duty mounting) |
| Total Weight (Approx.) | 190 kg – 210 kg |
| Load Capacity per Axle | ≥ 16 tons (dynamic load supported) |
| Spring Rate | High stiffness optimized for full-load performance |
| Surface Treatment | Shot-peened to increase fatigue life by up to 30% |
| End Type | Eye-ended (pinned connection to hanger bracket) |
