Zone Offroad is now offering updated HD radius arms for the late model RAM 2500 and 3500 trucks. These new arms build on the strength and functionality of the previous generation arms and add improved styling and Zone Offroad branding. […]

New 4.5″ radius arm lift systems for late model radius arm equipped RAM 2500 and 3500 trucks are designed as a direct bolt-on replacement for the factory stamped steel arms and allow you to eliminate the drop down brackets to improve ground clearance and correct suspension geometry with 4.5-6.5″ of lift.

Engineered to match the 2014 RAM 2500 4WD truck strength, these systems upgrade the factory front radius arms & offer great ride quality & allow 37″ tires.

Engineered to match the brawn of the 2013-2014 RAM 3500 4WD trucks, these systems upgrade the factory front radius arms and offer great ride quality and handling characteristics on road while improving offroad performance and allowing for up to 37″ tires to be installed.

Zone Offroad lift kit d51

Zone Offroad complete 4.5″ Radius Arm Suspension Systems for the 14 RAM 2500 4WD trucks takes full advantage of the new radius arm design.