2017-2025 Superduty 4" Tapered Rear Block Kit with 1 Piece Drive Shaft (66-2740) differential-covers 1999-2007 Ford F250/F350 Rear Box

1999-2007 Ford F250/F350 Rear Box Kit w/ Overload

ProComp has Ford F150 truck owners covered when it comes to offering the best constructed

Large forged flex end for strength

18" - 285/65R18

2 : Physically compatible

2017-2025 Superduty 4" Tapered Rear Block Kit with 1 Piece Drive Shaft (66-2740) differential-covers 1999-2007 Ford F250/F350 Rear BoxDescription The ReadyLIFT 4. 0 inch Tapered Rear Block Kit is an OEM style rear suspension component engineered for Ford Super Duty applications that utilize a one piece driveshaft. Constructed from fabricated steel, the blocks feature a tapered design to correct the pinion angle, which is essential for maintaining proper driveline alignment when the rear of the truck is lifted. The kit is designed to re establish a slight rake in the truck for