3 in.; Load Pro 25 and 35 Installation Kit; Sold Separately
Load Pro Install Kit Ford 11-21 F250/F350 16-21 F350/F450 Pickup Dually 2WD/4WD and 16-21 F450/F550 Super Duty Cab & Chassis with 3" Springs. See Vehicle Fitment.
The Mounting Hardware Kit for the Hellwig Load Pro (LP) helper springs include zinc-plated hardware and brackets and is required to be purchased with every LP-25 and LP-35 leaf helper spring kit for proper installation. These kits are vehicle specific to allow the spring kits to mount with no modification.
3 in. Load Pro 25 and 35 Installation Kit; Sold Separately
Load Pro Install Kit Ford 11-21 F250/F350 16-21 F350/F450 Pickup Dually 2WD/4WD and 16-21 F450/F550 Super Duty Cab & Chassis with 3" Springs. See Vehicle Fitment.
The Mounting Hardware Kit for the Hellwig Load Pro (LP) helper springs include zinc-plated hardware and brackets and is required to be purchased with every LP-25 and LP-35 leaf helper spring kit for proper installation. These kits are vehicle specific to allow the spring kits to mount with no modification.