Description
Specifications
- Product Line: Suspension
- Category Name: Chassis & Suspension
- Part Type: Rear Leaf Spring
- Alternate Part Name: Spring Assembly, Leaf Spring Assembly, Rear Spring Assembly, Rear Spring
- OEM Part Number: 4QK4004A
- Application Type: Semi-Trucks, Heavy Duty Trucks
- Mounting Position: Rear Suspension
- Material: Steel
- Leaf Pack Thickness (D): 10-3/8 in.
- Leaf Spring Count: 11
- Leaf Width: 4 in.
- Length (A): 30-5/8 in.
- Length (B): 28-1/4 in.
- Spring Arch Length (C): 6-7/8 in.
- Spring Load Capacity: 22.000 lb.
- Net Weight: 402 lb.
Intended Application
- Compatible With Mack Truck 1970 – 2020 models equipped with Camel Back rear mechanical suspension systems and 55 in. axle spacing, suitable for heavy-duty vocational and highway trucks requiring multi-leaf rear spring assemblies, and engineered to interchange with equivalent Camelback suspension configurations that match the specified geometry, load capacity, and mounting architecture.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
Cross-references
- 4QK4004A, 52629, 62143, 750850, 81581, SRE62-143, SRE62143
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