Readylift 66-3012 2.25" leveling kit with extreme duty control arms 11-19 Duramax

This product includes heavy-duty fabricated steel upper control arms for 2011-2019 GM 2500/3500 HD trucks, designed for up to 8 inches of lift. They feature 1-ton ball joints and maintenance-free pivot points.

• The description claims this is the strongest, safest leveling key system on the market for GM 2011-2019 2500/3500HD platform.
• The description claims the critical pivot points are maintenance-free and extremely durable for long-lasting use.
• The description claims the 1-ton spring loaded HD series ball joints can handle heavy aftermarket wheels and tires.