ReadyLIFT 8.5 Inch Lift Kit - 2017-2022 Ford F-250 F-350 Super Duty Diesel (49-27851)

This ReadyLIFT 8.5 inch kit lifts the 2017-2022 Ford F-250 and F-350 Super Duty Diesel with coil springs, four Falcon 1.1 monotube shocks and tubular radius arms that help correct caster angle. ReadyLIFT says the lift is 8.5 inches on 2020-2022 trucks and 8 inches on 2017-2019 trucks, with room for a 38x13.50 tire on a 10 inch wide wheel with +12 offset. A Driveline Indexing System with a transmission crossmember and transfer case clocking ring is included to preserve driveline angles.

Key features

• Tubular radius arms that help correct caster angle
• Driveline Indexing System that preserves driveline angles
• Four Falcon 1.1 monotube shocks, front and rear
• Extended sway bar links, bump stop extensions and brake line relocation brackets
• Add-a-leaf pack and rear blocks
• Shock build: 2-1/8 inch body, 6061-T6 aluminum billet piston, 1/2 inch induction-hardened chrome-plated shaft, progressive microcellular foam bump stops

What's included

• Lift springs
• Falcon 1.1 front and rear shocks
• Radius arms (driver and passenger) with crush sleeve
• Drop pitman arm
• Track bar bracket and washer
• Front bump stop extension
• Front sway bar brackets (driver and passenger) and rear sway bar bracket
• Brake line brackets (driver and passenger)
• Steering stabilizer with frame bracket, tie rod bracket and cone washer
• Rear blocks (driver and passenger)
• U-bolts and U-bolt hardware pack
• Transfer case clocking ring
• Transmission crossmember
• Carrier bearing spacer
• Add-a-leaf pack
• Hardware pack

Fitment and compatibility

• Fits 2017-2022 Ford F-250 and F-350 Super Duty
• ReadyLIFT lists it for 4WD diesel trucks with the 6.7L Power Stroke, single rear wheels only
• Not compatible with gas engine trucks
• Tire fit: 38x13.50 on a 10 inch wide wheel with +12 offset, or 37x12.50 on a 9 inch wide wheel with 0 offset. Recommendations are based on Wheel Pros wheels and Nitto tires, so test fit any combination before installing
• Larger E-rated tires may ride stiffer

Specifications

• Brand: ReadyLIFT
• Part number: 49-27851
• Lift: 8.5 inch on 2020-2022 trucks, 8 inch on 2017-2019 trucks
• Max tire: 38x13.50 on a 10 inch wide wheel, +12 offset (38 inch maximum diameter)
• Shocks included: Yes (four Falcon 1.1 monotube)
• Estimated install time: 13 hours, plus or minus 1 hour

Installation

Allow about 13 hours, plus or minus 1, not counting alignment or wheel and tire assembly. ReadyLIFT recommends a certified mechanic. Plan on an alignment, check your headlamp aim afterward, and note that trucks with driver-assist systems may need recalibration with dealer tools.

Modifying your suspension can change handling and increase rollover or loss-of-control risk in sharp turns or abrupt maneuvers, and some modifications may not be permitted in some states. Always wear your seat belt. California Proposition 65: this product can expose you to chemicals including DEHP, which California lists as causing cancer and birth defects or other reproductive harm.