- Axle Modification Needed: No - Axle Orientation: Rear - Bushings Included: No - Center Hole: 1/2 - Color: Black - Cup: C3 Dn PL-3 - End 1 Attachment Type: Hook - End 2 Attachment Type: Hook - Grading: 3/788 - Helper Spring: No - Hook Plate: PL-1 B.E. - LE End Type/Bushing No: Hook - Leaf Quantity: 3 - Leaf Spring Arch Length: 1.438 in - Leaf Width: 3 in - Length Axis 1: 21.063 in - Length Axis 2: 21.063 in - Load Rate: 10000 lb - Material: Steel - Mounting Hardware Included: No - Number of Leaves: 3 - Pack Thickness: 2.493 in - Package Contents: 1 Leaf Spring - Part Number: TRA-697 - Part Type: Suspension - Leaf Spring - Safety Rating: 9 - SE End Type/Bushing No: Hook - Selling Package Quantity: 1 - Spring Design: Slipper by Slipper - Spring Research Institute Number: TRA-697 - Spring Type: Leaf Spring - Suspension Grade Type: Standard