- Axle Modification Needed: No - Axle Orientation: Rear - Bushing Color: Black - Bushings Included: No - Color: Black - Cup: Stud - End 1 Attachment Type: Slipper - End 2 Attachment Type: End Hole - Grading: 1/1.750, Full taper - Helper Spring: No - LE End Type/Bushing No: End Hole - Leaf Quantity: 1 - Leaf Spring Arch Length: 12.625 in - Leaf Width: 3 in - Length Axis 1: 24 in - Length Axis 2: 23.375 in - Load Rate: 20000 lb - Material: Steel - Mounting Hardware Included: No - Number of Leaves: 1 - Pack Thickness: 1.75 in - Package Contents: 1 Leaf Spring - Packaging Type: Box - Part Number: 50-403 - Part Type: Suspension - Leaf Spring - Safety Rating: 1 - SE End Type/Bushing No: Hook Slipper - Selling Package Quantity: 1 - Spring Design: Air Suspensions - Spring Research Institute Number: 50-403 - Spring Type: Z Spring - Suspension Grade Type: Standard