SuperSprings International


No air. No Lines. No Leaks. ZERO maintenance. 
And a lifetime warranty, too.
Now down under.

SuperSprings International build simple suspension that makes the journey better.

The SumoSprings are made from a micro-cellular polyurethane to provide an airless airbags. It doesn't get any easier than that!

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  • Rear SumoSprings to suit 2014+ Ram 2500 - Outback Kitters

    Rear SumoSprings to suit 2014+ Ram 2500

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $607.75
    $715.00
    From $607.75
  • Rear SumoSprings to suit 2015+ Ford Transit - Outback Kitters

    Rear SumoSprings to suit 2015+ Ford Transit

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $595.00
    $700.00
    From $595.00
  • Rear SumoSprings to suit 2015+ Holden Colorado - Outback Kitters

    Rear SumoSprings to suit 2015+ Holden Colorado

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $709.75
    $835.00
    From $709.75
  • Rear SumoSprings to suit 2015+ Volkswagen Amarok - Outback Kitters

    Rear SumoSprings to suit 2015+ Volkswagen Amarok

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds. Corrugated and bumpy roads? Throwing a...
    $475.00
    $475.00
  • Rear SumoSprings to suit 2017+ Ford F250 - Outback Kitters

    Rear SumoSprings to suit 2017+ Ford F250

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $403.75
    $695.00
    From $403.75
  • Rear SumoSprings to suit 2019+ Jeep Gladiator - Outback Kitters

    Rear SumoSprings to suit 2019+ Jeep Gladiator

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $412.25
    $485.00
    From $412.25
  • Rear SumoSprings to suit 2019+ Chevrolet Silverado 1500 - Outback Kitters

    Rear SumoSprings to suit 2019+ Chevrolet Silverado 1500

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds. Corrugated and bumpy roads? Throwing a bunch of...
    From $437.50
    $515.00
    From $437.50
  • Rear SumoSprings to suit 2019+ Mitsubishi Triton / 2005-15 Toyota Hilux / 2000-21 Toyota Tundra - Outback Kitters

    Rear SumoSprings to suit 2019+ Mitsubishi Triton / 2005-15 Toyota Hilux / 2000-21 Toyota Tundra

    Designed for Lifted Vehicles and works best with 2-4" Lifts Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening...
    From $560.15
    $659.00
    From $560.15
  • Heavy Duty Rebel Rear SumoSprings to suit 2011+ Chevrolet Silverado / GMC Sierra 2500 / 3500 - Outback Kitters

    Heavy Duty Rebel Rear SumoSprings to suit 2011+ Chevrolet Silverado / GMC Sierra 2500 / 3500

    The Rebel Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch...
    $960.50
    $1,130.00
    $960.50
  • Heavy Duty Rebel Rear SumoSprings to suit 2014+ Ram 2500 - Outback Kitters

    Heavy Duty Rebel Rear SumoSprings to suit 2014+ Ram 2500

    The Rebel Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch...
    From $1,317.50
    $0.00
    From $1,317.50
  • Heavy Duty Rebel Rear SumoSprings to suit 2014+ Ram 3500 - Outback Kitters

    Heavy Duty Rebel Rear SumoSprings to suit 2014+ Ram 3500

    The Rebel Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch...
    From $947.75
    $1,115.00
    From $947.75
  • Heavy Duty Rebel Rear SumoSprings to suit 2017+ Ford F250 - Outback Kitters

    Heavy Duty Rebel Rear SumoSprings to suit 2017+ Ford F250

    The Rebel Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch...
    From $947.75
    $1,115.00
    From $947.75
  • Heavy Duty Rebel Rear SumoSprings to suit 2021+ Ford F150 - Outback Kitters

    Heavy Duty Rebel Rear SumoSprings to suit 2021+ Ford F150

    The Rebel Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads?...
    $1,241.00
    $1,460.00
    $1,241.00
  • SuperSprings to suit 2015+ Ford Transit - Outback Kitters

    SuperSprings to suit 2015+ Ford Transit

    Outback Kitters are proud to distribute SuperSprings, which are a simple, bolt-on steel helper spring that eliminates rear-end sag and stabilises sway and body roll. Built from high-grade shot peened steel, this suspension solution allows you to load up without sacrificing your ride quality....
    $1,130.50
    $1,330.00
    $1,130.50
  • SuperSprings to suit 2016+ Mercedes-Benz Sprinter 2500 - Outback Kitters

    SuperSprings to suit 2016+ Mercedes-Benz Sprinter 2500

    Outback Kitters are proud to distribute SuperSprings, which are a simple, bolt-on steel helper spring that eliminates rear-end sag and stabilises sway and body roll. Built from high-grade shot peened steel, this suspension solution allows you to load up without sacrificing your ride quality....
    $1,130.50
    $1,330.00
    $1,130.50
  • Trailer SumoSprings Contact Plate - Outback Kitters

    Trailer SumoSprings Contact Plate

      Trailer SumoSprings contact plate for trailers with springs not directly under frame rail. One kit per axle. Installation View / Download the Installation Instructions Installation Difficulty 2/5 - Time: 10 Minutes
    $1,198.50
    $1,410.00
    $1,198.50
  • SumoSprings Front to suit 2017+ Jeep Wrangler / 2020+ Jeep Gladiator / 2004-2006 Mercedes Sprinter - Outback Kitters

    SumoSprings Front to suit 2017+ Jeep Wrangler / 2020+ Jeep Gladiator / 2004-2006 Mercedes Sprinter

    Front SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to stabilise weight transfer and limit body roll while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Vibration coming through...
    $416.50
    $490.00
    $416.50
  • Rear SumoSprings to suit Toyota Hilux 1998+ - Outback Kitters

    Front SumoSprings to suit Toyota Hilux 1998+

    Front SumoSprings is a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to stabilize weight transfer and limit body roll while decreasing vibration, stabilizing sway, and softening harsh rebounds.  Spring Diameter: 3.25" Spring Height: 2.75" The...
    $552.50
    $650.00
    $552.50
  • Rear SumoSprings to suit 2008+ Toyota Landcruiser 200 Series - Outback Kitters

    Rear SumoSprings to suit 2008+ Toyota Landcruiser 200 Series

    Rear SumoSprings are a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to reduce rear-end sag and increase load carrying ability while decreasing vibration, stabilising sway, and softening harsh rebounds.  Corrugated and bumpy roads? Throwing a bunch of...
    From $505.75
    $595.00
    From $505.75
  • Front SumoSprings to suit Ram 2500/3500 (2011-2023) - Outback Kitters

    Front SumoSprings to suit Ram 2500/3500 (2011-2023)

    Front SumoSprings is a maintenance-free suspension enhancement built to create a better journey. Handmade from micro-cellular polyurethane, they are designed to stabilize weight transfer and limit body roll while decreasing vibration, stabilizing sway, and softening harsh rebounds.  The Blue SumoSprings shouldn’t be compressed past 70% of...
    $467.50
    $550.00
    $467.50

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