D78F 4.5 inch Lift Kit with Radius Arm (FOX 2.0 Adventure Series)

• Heavy-duty 1/4" steel replacement radius arms
• Diesel-specific, progressive rate front coil springs for improved ride quality and control
• Forged drop pitman arm restores ideal steering geometry
• FOX 2.0 Adventure Series shocks with a monotube design and high-flow piston for a smooth and responsive ride
• Bolt-on installation

Dominate Any Terrain with Confidence

Transform your 2019-2024 Ram 2500 Diesel into the ultimate off-road machine with the Zone Offroad 4.5” Lift Kit with Radius Arm (FOX 2.0 Adventure Series). Designed for rugged durability and smooth performance, this kit provides increased ground clearance and the ability to run up to 37” tires, giving your truck an aggressive stance and superior off-road capability. Featuring diesel-specific progressive rate coil springs, heavy-duty radius arms, and FOX 2.0 Adventure Series shocks, this system enhances ride quality and control over rough terrain while maintaining comfort on the pavement. Whether you're tackling extreme trails or hauling heavy loads, this lift kit delivers the strength, stability, and precision your truck needs.

Precision Engineering & Extreme Durability

Built for durability and ease of installation, the Zone Offroad 4.5” Lift Kit includes massive 1/4" steel replacement radius arms, internally gusseted for unmatched strength and designed with lower cam adjustments to fine-tune front-end caster. The HD track bar relocation brackets properly position both axles, while the forged drop pitman arm corrects steering angles for improved handling. A heavy-duty transmission crossmember and transfer case indexing ring adjust front driveline angles, ensuring proper function of the factory 4WD system. The rear is leveled out with 2.5” heavy-duty coil spacers, retaining factory ride quality and tow capacity. Paired with FOX 2.0 Adventure Series shocks, featuring a 2” monotube design and race-developed high-flow piston, this lift kit delivers a controlled, comfortable ride on any terrain. With a bolt-on installation process and corrosion-resistant silver finish, this kit is built to withstand the toughest conditions.

• 37 x 12.5 with 20 x 9 and 5.5” backspace
• 35 x 12.5 with 20 x 9 and 4.5” backspace
• Trimming may be required.