- Axle Modification Needed: No - Axle Orientation: Front - Bushings Included: No - Center Hole: 1/2 - Color: Black - Cup: C3 Dn PL-3 - End 1 Attachment Type: Slipper - End 2 Attachment Type: Hook - Grading: 3/788 - Helper Spring: No - Hook Plate: PL-1 B.E. - LE End Type/Bushing No: Hook Slipper - Leaf Quantity: 3 - Leaf Spring Arch Length: 6.75 in - Leaf Width: 3 in - Length Axis 1: 24 in - Length Axis 2: 23.75 in - Load Rate: 11200 lb - Material: Steel - Mounting Hardware Included: No - Number of Leaves: 3 - Pack Thickness: 2.511 in - Package Contents: 1 Leaf Spring - Part Number: TRA-2728 - Part Type: Suspension - Leaf Spring - Safety Rating: 9 - SE End Type/Bushing No: Hook Slipper - Selling Package Quantity: 1 - Spring Design: Slipper by Slipper - Spring Research Institute Number: TRA-2728 - Spring Type: Leaf Spring - Suspension Grade Type: Standard