Zone Offroad F74N 4 Inch Radius Arm Suspension Lift Kit Gas

The Zone Offroad F74N 4" Radius Arm Suspension System delivers a complete lift solution for Ford F-250 and F-350 Super Duty 4WD gas-powered trucks. This comprehensive system provides an aggressive stance, improved ground clearance, and the ability to run 35-inch tires while maintaining excellent ride quality and handling characteristics.

Heavy-Duty Radius Arms:

• Constructed from 1/4" fully-boxed steel for maximum strength and durability
• Features large 2-1/2" greasable urethane bushings for long-term performance
• Cam lock design at lower axle mount allows adjustability for 4" or 6" of lift
• Bolts directly into stock location while properly positioning axle for correct caster and wheel location

Complete System Components:

• Engine-specific front coil springs designed for consistent ride quality without sagging
• 1-1/2" solid steel track bar with oversized high-durometer urethane bushings to center axle and improve handling
• 5" rear block kit replaces factory block without stacking for safer, more stable rear lift
• Yellow zinc-plated front and rear U-bolts with high nuts and hardened washers
• Performance-valved shocks for improved towing and handling
• Single steering stabilizer for enhanced control

Built by Zone Offroad, a division of Sport Truck USA (parent company of BDS and JKS), this system delivers quality off-road performance at an accessible price point. The kit is engineered for one of the easiest installations on the market, making it ideal for both DIY enthusiasts and professional installers looking to enhance their Super Duty's capability.