Kelderman
Bigger, Bolder, Better
Kelderman Manufacturing is a Midwestern producer of aftermarket air suspension systems and accessories for ¾-ton and larger trucks, trailers, and RVs. Based in Oskaloosa, Iowa, we have over 50 years of experience building agricultural and automotive products.
Our family-owned business is committed to providing customers around the world with innovative products. At Kelderman, we’re always pushing ourselves to reach new heights.
Find Kelderman Air Suspension Kits, Accessories, and More for Your Vehicle
Choose your year, make, and model to find Kelderman products that fit your vehicle.
Featured Products
Designed and Built in The Heart of the Midwest
At Kelderman, We’ve Been Making High-Quality Products for over 50 Years
Kelderman Manufacturing designs quality suspension products and top-of-the-line accessories for heavy-duty trucks, trailers, and RVs. All our products are 100% American-made, right here in Iowa.
We built Kelderman on Midwestern values and continue to live by those beliefs today. From the caliber of products we engineer, manufacture, and market to the quality of service we provide, we’re dedicated to every customer who walks through the door.
Love your truck but hate the ride? Not happy with your current towing abilities? Kelderman offers products to improve ride comfort and towing for pickup trucks and chassis cab trucks.
If you’re looking for an air suspension lift kit that won’t compromise ride quality, towing, or style, then your answer is Kelderman’s Air Suspension Systems. We offer many air suspension lift kits for ¾-ton and larger trucks.
Kelderman-tested, Kelderman-approved. Look here for products used on our award-winning builds!
This is where we got our start back in 1970 and where we are still innovators today. From down corn reels and high-volume water pumps to biomass projects, Kelderman remains on the leading edge of agriculture in the heart of farm country.
We have over 50 years of manufacturing experience, and we gladly accept requests for third-party manufacturing. Looking for production or design help? Let Kelderman ease your workload with our state-of-the-art machines.
Find a Kelderman Dealer Near You
We have more than 150 dealers spread across the United States, Canada, and Australia. Want to find one close to you? Search our online dealer database to get in touch!
Want a Custom Kelderman Truck? Take It Straight to the Source
From stock height to lift kits, we offer installation of all of our products at our headquarters in Iowa. Contact us for more information on giving your truck, trailer, or motorhome the Kelderman treatment.
Kelderman even has several “drop ship” numbers with Ford and Ram, so you can order a truck from your local dealer and send it to us for an upfit. We also work with several new car dealerships who can order or locate the perfect truck for you.
Check out this video featuring a GMC 3500 Denali Ultimate custom rig!
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DELTA SERIES REAR BUMPER
A Combination of popular bumper featured brings to life our Delta Series Rear Bumper. Incorporating the recessed pockets for mounting swivel hooks from the Alpha Series line and the corner bumper step from the Bravo Series line creates the all-new Delta Series Rear Bumper option.
