The Hellwig EZ-990 helper spring kit for 1966–1996 Ford Bronco offers medium-duty rear load support for light towing and cargo tasks. The kit installs with basic hand tools and includes powder-coated components, heavy-duty U-bolts, hardware and instructions. Tunable up to 2,000 lb of level load capacity and made from heat-treated ASTM 5160 alloy spring steel in Hellwig's California facility, it can be adjusted independently to address uneven side-to-side loads.
Hellwig 66-96 Ford Bronco EZ Level 990 Helper Spring - Up To 2000lbs