Ready Lift 42-25640 6" MAX3.3 Suspension Lift Kit for 2015-2020 Ford F-150

The Ready Lift 42-25640 MAX3.3 Suspension System delivers a complete 6-inch lift solution engineered specifically for 2015-2020 Ford F-150 4WD trucks. This premium suspension system combines heavy-duty fabricated steel components with advanced 3.3 Fast Adjust Dampers to provide exceptional performance both on and off-road.

Advanced Damper Technology:

• 3.3 Fast Adjust Dampers with dual adjustment knobs for terrain-specific tuning
• 3-Position Fast Adjust Knob offering Soft, Custom, and Firm compression settings with partial bypass capability in Soft mode
• 8-Position Micro Adjust Dial for refined damping adjustments
• Hard anodized large bore 6061-T6 aluminum shock body for impact and corrosion resistance
• Reservoir design increases nitrogen to oil ratio for consistent damping across wide temperature ranges
• Red Line high VI shock oil maintains performance from -50°F to 450°F with anti-wear and lubricity agents
• VOD (Volume Optimized Damping) features digressive linear piston for reduced body roll and bottom-out protection

Heavy-Duty Construction:

• DOM tube steel upper control arms with proprietary heavy-duty high-angle ball joints
• Fabricated steel components utilizing 3/16" and 1/4" steel plate
• Full-coverage differential skid plate constructed from 3/16" steel plate
• HD alignment cam bolts included for proper front-end alignment

Tire Fitment:

• Accommodates 295/65R20 tires with 20x9" wheels (0 offset) without trimming
• Maximum tire size with trimming: 37x12.50" with 20x9" wheels (0 offset)

Important Compatibility Notes: This system does not fit vehicles equipped with CCD (Continuously Controlled Damping), 2WD models, Raptor models, or F-150 trucks equipped with diesel engines. Designed exclusively for 4WD gasoline-powered F-150 trucks from 2015-2020.