This ReadyLIFT 6 inch Falcon 3.3 big lift kit is for the 2015-2020 Ford F-150 4WD. It pairs a 6 inch lift with Falcon 3.3 Fast Adjust dampers that you can tune from soft to firm, and a 4 inch tall fabricated steel rear block. The kit includes front and rear Falcon shocks, upper control arms, knuckles, a differential drop, crossmembers and hardware.
Key features
- Falcon 3.3 Fast Adjust dampers with a 3-position knob (Soft, Custom, Firm) and an 8-position micro adjust dial
- Hard anodized, large bore 6061-T6 aluminum shock bodies for impact and corrosion resistance
- VOD (Volume Optimized Damping) digressive linear piston for reduced body roll
- Red Line high VI shock oil rated for -50F to 450F
- DOM tube steel upper control arms with a heavy-duty high-angle ball joint
- Fabricated steel components made from 3/16 inch and 1/4 inch plate, plus a full-coverage 3/16 inch steel differential skid plate
- HD alignment cam bolts for front-end alignment
What's included
- Falcon 3.3 front coilovers (left and right) and Falcon 6 inch rear shocks
- Upper control arm kit and alignment cam bolt kit
- Cast front knuckles (driver and passenger) with knuckle boxes
- Front and rear crossmembers, crossmember box and differential skid plate
- Differential drops (driver and passenger) with support brackets, and a diff breather vent
- Sway bar drop down brackets (left and right) and a machined front driveline spacer
- Rear driver and passenger blocks, U-bolt kit and a 16mm carrier bearing spacer
- Rear brake line drop bracket, front brake line support bracket and rear e-brake drop bracket
- Hardware
- Brake lines are not included
Fitment and compatibility
- Fits 2015-2020 Ford F-150 4WD
- Does not fit trucks with Continuous Control Damping (CCD), 2WD trucks, the Raptor, or diesel-engine F-150s
- The driver rear control arm pocket needs to be trimmed to clear the rear crossmember
- ReadyLIFT's recommended setup is 295/65R20 tires on a 20x9 wheel with 0 offset for no rub; larger tires can need trimming
- Test fit any tire and wheel combination before installing. Recommendations are based on Wheel Pros wheels and Nitto tires
Specifications
- Brand: ReadyLIFT
- Part number: 42-25640
- Lift: 6 inch
- Shocks included: Yes, front and rear (Falcon 3.3)
- Hardware included: Yes
- Brake lines included: No
- Material: 6061-T6 aluminum shock bodies, DOM tube steel upper control arms, fabricated steel components
- Estimated install time: 10 hours, plus or minus 1 hour
Installation
Allow about 10 hours, plus or minus 1, not counting alignment or wheel and tire assembly. ReadyLIFT recommends a certified mechanic. Alignment, headlamp aim and ADAS recalibration may be needed at extra cost.
Modifying your suspension can change handling (SAE J2492). ReadyLIFT's page also carries a California Proposition 65 warning that names DEHP.