F104N 4 inch Lift Kit with Radius Arm (Nitro Series)

• 2” rear lift blocks and U-bolts lift and level the stance without compromising towing capacity
• High-strength front coil springs improve ride quality and handling
• Zone HD Radius Arms for maximum strength and durability
• Nitrogen-charged twin-tube shocks design with 10-stage velocity-sensitive valving for superior damping performance
• 100% bolt-on installation – no cutting or welding required
• Includes a 5-year, 60,000-mile drivetrain warranty and Zone Offroad’s limited lifetime warranty

Take Your Super Duty to the Next Level

Upgrade your 2017-2019 Ford F-250/F-350 Super Duty with the Zone Offroad 4” Lift Kit with Radius Arm (Nitro Series) and experience superior ground clearance, aggressive styling, and enhanced off-road performance. This lift kit is designed to provide the perfect balance of ride quality and rugged capability, allowing you to fit up to 37” tires while maintaining excellent on-road comfort and off-road control. Whether you’re tackling tough terrain or simply want a more commanding presence on the road, this kit delivers the strength, stability, and confidence you need. Plus, with Factory Protection Plus, which includes a 5-year, 60,000-mile drivetrain warranty and Zone Offroad’s limited lifetime warranty, you can drive with complete peace of mind.

Built for Strength, Stability, and Easy Installation

Constructed for long-lasting durability, this lift kit features high-strength front coil springs to improve ride quality, radius arm drop brackets to maintain proper suspension geometry, and a forged pitman arm and track bar relocation bracket for accurate steering correction. For an even more robust setup, upgrade to Zone HD Radius Arms for extreme durability. The bump stop, sway bar, and brake line relocation brackets ensure that all factory-like operating angles are maintained, while the 2” rear lift blocks and heavy-duty U-bolts help level the truck’s stance without sacrificing towing capability. The Nitro Series Shocks, with 10-stage velocity-sensitive valving, provide excellent damping performance and control on any terrain. Plus, with a 100% bolt-on installation, this lift kit is engineered for a hassle-free upgrade without the need for cutting or welding.

(Trimming may be required)

• 37 x 12.5 with 20 x 9 and 4.5 in. Backspace
• 37 x 12.5 with 18 x 9 and 4.5 in. Backspace
• 37 x 12.5 with 17 x 9 and 4.5 in. Backspace