4-Link Air Suspension System by Kelderman®. Kelderman prides itself on innovative designs that will allow your truck to be different than the average lifted truck on the road. Superior ride quality, unmatched towing capabilities, and a completely adjustable suspension are all things you won’t find with any other lift kit on the market. Built with laser cut steel and hand welded with pride in Oskaloosa, Iowa, Kelderman offers the best American built truck suspension on the market.
- Engineered and tested in Iowa
- Fabricated with American made CNC machinery
- Products custom built to order
- Built to match your exact requirements
- High quality you can rely on
- Expertly made from premium materials
Kelderman® Manufacturing is a Midwestern producer of aftermarket air suspension systems for 3/4 ton and larger trucks. Based in Oskaloosa, Iowa, Kelderman has over 45 years of experience with agricultural and automotive products. Kelderman family-owned business was built on Midwestern values and continues to operate with those beliefs to this day. From the quality of products engineer, manufacture, and market to the dedication in serving every customer that walks through the door, Kelderman is dedicated to customers.