2017+ Ford F-350 4-Link Rear Air Suspension 4x4 only specify rear axle diameter

The Kelderman 10 to 12-Inch 4-Link Rear Air Suspension Lift Kit is precision-engineered and tested to deliver unparalleled ride quality and dynamics for Ford F-350 Super Duty trucks. It features CNC machined parts and retains stock radius arms for a smooth, factory-like installation. The industrial-strength airbags provide a 10 to 12-inch rear lift height, while still meeting or exceeding industry-leading standards. All necessary hardware is included for a seamless installation process. This kit is designed for those looking to add extra flair to their truck or needing additional ground clearance. Professional installation is recommended, though no drilling is required. It comes with a 3-year limited warranty. Kelderman products are made-to-order, and order cancellations are subject to a 25% cancellation fee.