A leaf spring center pin gets slotted through the hole found in the center of leaves to prevent lateral movement and keep them in contact with the
Leaf Spring Center Pins - 3/8 x 4 – Zone Offroad
All About Leaf Spring Centerbolts
Leaf Spring Center Bolt Head Lengtheners, Suspension Products
Leaf spring center bolt won't go through, help
Leaf Spring Center Pins - 3/8 x 4 – Zone Offroad
Sold in a set of four. 5/16 inch diameter. 4 inch length.
Axle Leaf Spring Center Bolts (5/16 inch x 4 inch) - Set of Four (4) (4X4 Off-Road Vehicles)
3 Leaf Spring Plate, Ford
Dual Center Pins in Leaf Spring to Relocate Axle
OME leaf spring center pin
Early Bronco 1.5″ Standard Duty Leaf Spring Bundle