USA made. Zero maintenance. Lifetime warranty.

Select your vehicle setup and we'll show you the options.
Suspension for my
Select your vehicle setup and we'll show you the options.
Suspension for my

SumoSprings are a suspension enhancement built to create a better journey. Manufactured from our micro-cellular polyurethane, they are designed to reduce rear-end sag, decrease vibration, stabilize sway, and soften harsh rebounds.


One-piece unit attached on one side used as a replacement/upgrade to factory bump stops


One-piece unit attached on top and bottom allows up to 50% expansion of original body height


Two-piece unit attached on top and bottom using separate male and female pieces allows unlimited travel

Frequently Asked Questions

We want our website to be helpful; to answer the questions you have about our products. If this list and page do not provide you with the information you came looking for, please let us know! Call us toll-free at +1 (800) 898-0705, or send us a message.

Blue -40

Blue -40 density captures more air in the millions of micro-cellular bubbles, creating an air spring suitable for light and medium duty applications.

Black -47

Black -47 density balances the amount of urethane and air bubbles to create an air spring suitable for light, medium, and heavy duty applications.

Yellow -54

Yellow -54 density traps a smaller amount of air in the air spaces creating a stronger air spring suitable for medium and heavy duty applications.

What color/density is right for you?

The interactive Application Guide will indicate what densities are available for your application. Where there are multiple choices, pick a density that best suits your needs and ride preferences.

Blue -40
Light & Medium Duty
Black -47
Light, Medium, & Heavy Duty
Yellow -54
Medium & Heavy Duty

  • Recreational

    SumoSprings benefit a large variety of recreational applications, such as: pickup trucks, sport utility vehicles, vans, motorhomes, off-road vehicles, vehicles used for towing, and others.

  • Commercial

    SumoSprings are used in a variety of commercial applications to increase load leveling abilities, reduce sway, and provide safer ride control resulting in reduced overall maintenance costs. Commercial applications include: utility bodies, crane trucks, wreckers, tow trucks, snow plows, and more.

  • Individuals

    SumoSprings can be installed in under an hour by a skilled installer. Mechanically minded individuals will be comfortable and confident with step-by-step and easy to follow installation instructions that include drawings and photographs.

  • Fleets

    SumoSprings are a great solution for individuals needing suspension enhancement, as well as fleets looking to increase suspension abilities, provide safer ride control, and reduce the overall costs of vehicle maintenance. Fleet applications include: buses, delivery and freight, law enforcement, and more.

Ride Comfort

SumoSprings absorb harsh bumps and jolts to provide a smooth ride over uneven surfaces, highway joints, and other rough terrain.

Driver Control

By reducing harsh movements, SumoSprings give drivers better control of their vehicle. This increases safety and makes for more comfortable travel.


SumoSprings have a progressive spring rate. They start to compress smoothly with less resistance and provide greater resistance as they compress further.


SumoSprings increase comfort and control, help stabilize sway, and level loads. This makes SumoSprings a unique and complete suspension solution.

Safe. Supportive. Simply Super.

SumoSprings enhance vehicle safety by creating greater ride control and absorbing harsh movements caused by: rough road conditions, front end dip during sudden braking, side-to-side sway, bumps, highway joints, and more. They are an enhancement to your suspension, supporting not only the existing suspension components but reducing wear and tear on other vehicle components. SumoSprings are simply "super."

The Official SuperSprings® Online Shop

Use the Shop Online button below to buy SumoSprings online. Products listed in the Official SuperSprings® Online Shop are sold and shipped directly by SuperSprings®. As a manufacturer, we are very proud to support the many warehouse, jobber, retail, and eTailer locations selling our products. Learn more about where to locate a dealer.

Shop Online

Learn more about SumoSprings

Check out the SuperSprings YouTube channel for more videos.