Zone Offroad F71N 4-Inch Suspension Lift Kit Ford F-350 Dually Diesel

The Zone Offroad F71N is a complete 4-inch suspension lift system engineered specifically for 2020-2021 Ford F-350 Super Duty 4WD dually (DRW) diesel trucks. This comprehensive kit features heavy-duty fabricated steel replacement radius arms that correct caster alignment while maximizing ground clearance, delivering both improved off-road capability and proper suspension geometry.

Key Features:

• 4-inch front lift height and 3-inch rear lift height for aggressive stance
• Heavy-duty fabricated steel replacement radius arms for enhanced strength and alignment correction
• Dually-specific rear lift components including properly-sized U-bolts and lift blocks
• Frame-mounted bump stop extensions for proper suspension travel
• Allows clearance for up to 37-inch tires on 20-inch or 22-inch wheels
• Nitro series shock absorbers included for improved on and off-road performance
• Backed by Factory Protection Plus program with limited lifetime warranty and 5-year/60,000-mile drivetrain coverage

This kit is specifically engineered for dually applications with components designed to accommodate the dual rear wheel configuration. The rear lift system uses properly-sized U-bolts and blocks calibrated for the correct height to level the truck while maintaining proper suspension geometry. Built in the USA with Zone Offroad's commitment to quality and backed by comprehensive warranty coverage, the F71N delivers professional-grade lift performance at an exceptional value.