Give your 77-79 Ford Super Duty an impressive upgrade, front to back with Rough Country’s 4" Ford Suspension Lift Kit! This easy-to-install lift kit raises increases your ground clearance to avoid any obstacles and provides a better-than-stock look that gives an improved ride height and more aggressive appearance. This kit features a set of front and rear, lifted leaf springs allowing you gain additional ride height without sacrificing ride quality or performance. A raised steering block and all necessary hardware is provided to keep everything at optimum angles for a factory-like ride, even after lifting. A set of Rough Country's premium N3 shocks are also included. These fine tuned 10-stage variable high-pressure Nitrogen charged shocks offer a fantastic blend of off-road action and smooth highway ride quality. With a durable 18mm spring-loaded piston rod and faster-cooling 54mm shock body. Rough Country's 4" Ford Suspension Lift Kit comes with everything you need to fit up to a 35" tire with proper wheel backspacing. Best of all, Rough Country's 4” Ford Suspension Lift Kit is backed by our Lifetime Replacement Warranty.

Features

• Easy bolt-on installation Increased ground clearance

Specifications

• Install time: 6 - 8 hours
• Front components: Lifted leaf springs Dana 44 steering block U-bolts Hardware
• Rear components: Lifted leaf springs U-bolts Hardware
• Tire info: 35x12.50R18:Factory 18:8x6.5/8x165.1:-:-;35x12.50R17:Factory 17:8x6.5/8x165.1:-:-;35x12.50R16:Factory 16:8x6.5/8x165.1:-:-;35x12.50R17:17x8.5:8x6.5/8x165.1:+0:-;35x12.50R17:17x8.5:8x6.5/8x165.1:+1:-;35x12.50R17:17x9:8x6.5/8x165.1:-12:-;315/70R17:17x9:8x6.5/8x165.1:-12:-;35x12.50R17:17x9:8x6.5/8x165.1:+0:-;315/70R17:17x9:8x6.5/8x165.1:+0:-;35x12.50R17:17x9:8x6.5/8x165.1:+1:-;315/70R17:17x9:8x6.5/8x165.1:+1:-;35x12.50R18:18x8.5:8x6.5/8x165.1:+0:-;295/70R18:18x8.5:8x6.5/8x165.1:+0:-;35x12.50R18:18x8.5:8x6.5/8x165.1:+1:-;295/70R18:18x8.5:8x6.5/8x165.1:+1:-;35x12.50R18:18x9:8x6.5/8x165.1:-12:-;295/70R18:18x9:8x6.5/8x165.1:-12:-;285/75R18:18x9:8x6.5/8x165.1:-12:-;35x12.50R18:18x9:8x6.5/8x165.1:+0:-;295/70R18:18x9:8x6.5/8x165.1:+0:-;35x12.50R18:18x9:8x6.5/8x165.1:+1:-;295/70R18:18x9:8x6.5/8x165.1:+1:-;35x12.50R18:18x10:8x6.5/8x165.1:-25:-;295/70R18:18x10:8x6.5/8x165.1:-25:-;35x12.50R18:18x10:8x6.5/8x165.1:-19:-;295/70R18:18x10:8x6.5/8x165.1:-19:-;35x12.50R18:18x10:8x6.5/8x165.1:-18:-;295/70R18:18x10:8x6.5/8x165.1:-18:-;35x12.50R20:20x9:8x6.5/8x165.1:-12:-;35x11.50R20:20x9:8x6.5/8x165.1:-12:-;295/65R20:20x9:8x6.5/8x165.1:-12:-;295/60R20:20x9:8x6.5/8x165.1:-12:-;35x12.50R20:20x9:8x6.5/8x165.1:+0:-;295/60R20:20x9:8x6.5/8x165.1:+0:-;35x12.50R20:20x9:8x6.5/8x165.1:+1:-;295/60R20:20x9:8x6.5/8x165.1:+1:-;35x12.50R20:20x10:8x6.5/8x165.1:-25:Minor Trimming;35x12.50R20:20x10:8x6.5/8x165.1:-19:Minor Trimming;295/60R20:20x10:8x6.5/8x165.1:-19:Minor Trimming;35x12.50R20:20x10:8x6.5/8x165.1:-18:Minor Trimming;295/60R20:20x10:8x6.5/8x165.1:-18:Minor Trimming;35x12.50R20:20x12:8x6.5/8x165.1:-44:Trimming Required;35x12.50R22:22x10:8x6.5/8x165.1:-25:Minor Trimming;35x12.50R22:22x10:8x6.5/8x165.1:-19:Minor Trimming;285/55R22:22x10:8x6.5/8x165.1:-19:-;35x12.50R22:22x10:8x6.5/8x165.1:-18:Minor Trimming;285/55R22:22x10:8x6.5/8x165.1:-18:-;35x12.50R22:22x12:8x6.5/8x165.1:-44:Trimming Required
• Manufacturer part number: 505.20

Notes: Models with a Dana 60 front axle require Dana 60 steering block. (#6608) Does NOT fit highboy models.

Please confirm your exact vehicle, year and trim before ordering.