Grade 8 Trailer Leaf Spring Center Bolt Kit, 9/16" Oversized Head,Leaf Spring Kit for Truck Suspension Lift Upgrades,Includes Heavy Duty Washers & Lock Nuts, 3/8" x 6" (2-Pack)
[ELIMINATE AXLE SHIFT WITH 9/16" HEAD] Replace factory hardware with our upgraded 9/16-inch oversized round head. It securely anchors the leaf spring pack to the axle pad, preventing suspension shifting during rugged off-road driving.
[GRADE 8 HARDWARE FOR HEAVY LOADS] This trailer leaf spring kit utilizes genuine Grade 8 carbon steel construction. It resists shearing forces far better than standard components, making it ideal for demanding truck lift kits and towing.
[TORQUE WITHOUT DEFORMATION] Each set includes a heavy-duty 3mm thick flat washer and a robust lock nut. This distributes clamping pressure evenly to prevent bracket damage, perfect for professional auto repair garage environments.
[FIT FOR SUSPENSION BUILD] The 6-inch bolt features an extended 5-inch fine-threaded section. Simply assemble your multi-spring pack and trim the excess length. Provides a precise fit for custom automotive chassis modification.
[VERIFY DIMENSIONS BEFORE INSTALLATION] Designed for aftermarket setups requiring a 3/8-inch diameter pin. Measure your axle locating hole to confirm compatibility with our 9/16-inch head. Built tough for rugged outdoor vehicle terrain.