4 Inch Lift Kit - Ford F100/F150 (77-79) 4WD

Important Notes

1. Alignment "C" bushings may be required.
2. #003408 (4") Leaf Springs and #003608 (6") Leaf Springs come with OE style bushings installed.
3. Add two front auxiliary shocks if the vehicle is equipped with factory dual mounts.

Features & Benefits

• Easy, Bolt-on installation
• Pro-Ride dual rate coil springs ride smooth through any terrain
• Heavy duty steel drop brackets for proper suspension geometry
• Cast steel blocks provide level stance from front to rear
• NX2 Nitro shocks with vehicle-specific valving for better control

Recommended Tires & Wheels
(Trimming may be required)

• 33 x 12.5 with 15 x 8 and 3.5 in. Backspace

Take your 1977-1979 Ford F100 and F150 4WD truck to new heights with a 4-inch suspension lift kit by BDS. Designed to improve stance, performance, and capability, this kit includes everything necessary to set your truck up right with clearance for up to 33" tires.

Up front the lift kit includes Pro-Ride coil springs, radius arm drop brackets, track bar relocation bracket for steering correction, bump stop brackets and precision tuned NX2 nitrogen charged shocks.

In the rear the base kit utilizes a high-strength lift block, longer u-bolts and a matching set of NX2 Nitro shocks.

Pro-Ride Coil Springs

A pair of full-length, truck-specific, Pro-Ride coil springs are supplied to provide the correct lift height and smooth, predictable ride across various terrains.

Rear Lift Options

Block Kit

• Blocks are made from cast iron for strength.
• Tapered for correct pinion angle.
• Steel pin and hole are offset to restore axle position.

Block Kit + Add-A-Leaf

• Add-a-leaf helps freshen up old worn-out factory leaf springs.
• Blocks are made from cast iron for max strength.
• Includes new center pins.

Leaf Springs

• Eliminates any need for a lift block.
• Reduces axle wrap and creates a more controlled and stable feel.
• Multi-leaf progressive design for a smooth ride.
• Maintains factory payload weight ratings.