Baja Designs Lighting Cat
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QuadBoss Suspension Springs Heavy-Duty Rear

$65.31 Sale:$58.78

Quad Boss

Model #WE320020

Shopper Award

Bottoming out is not a pleasant sensation, and one that can be avoided with these durable suspension springs.


  • High-quality chrome silicone
  • Heavy-duty springs are approximately 25-30% heavier than stock
  • ISO 9001:2000 certified
  • Can-Am Outlander 400 03-09
    • Spring Rate: 145 lbs
  • Can-Am Outlander 400 xT 03-08
    • Spring Rate: 145 lbs
  • Polaris Ranger 500 2x4 05-09
    • Spring Rate: 145 lbs
  • Polaris Ranger 500 4x4 05-07
    • Spring Rate: 145 lbs
  • Polaris Ranger 500 4x4 EFI 06-08
    • Spring Rate: 145 lbs
  • Polaris Ranger 700 6x6 EFI 06-09
    • Spring Rate: 145 lbs
  • Polaris Ranger xP 700 05-08
    • Spring Rate: 145 lbs

Other Part Numbers:
Quad Boss #414064

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

Vehicle Engine Notes
2005, 2008-2009
Polaris Ranger 500

Polaris Ranger 700


QuadBoss is one of the top ATV and UTV brands on the market, offering high-quality accessories and replacement parts for a variety of different types of vehicles. QuadBoss UTV and ATV parts use cutting-edge innovations to provide outdoor enthusiasts with durable and reliable parts at an affordable price. 

What is Quadboss?

QuadBoss was started in 2001 as a company that specializes in tire sealant and plows, but over time they have evolved into an industry leader when it comes to ATV and UTV parts and appliances. QuadBoss parts give ATV and UTV riders everything they need to completely customize their vehicle, whether they are using it for hunting, working, or just enjoying an exciting ride through difficult terrain. From off-road tires to winches to wheel spacers, QuadBoss has all of the parts your ATV and UTV could possibly need. 

What Separates QuadBoss Parts From the Competition? 

QuadBoss is just one of many companies that offer ATV and UTV parts and accessories, but QuadBoss ATV and UTV parts are routinely regarded as some of the best in the industry. Below, learn what differentiates QuadBoss parts from the competition.

ATV and UTV Tires For Every Terrain

You want your ATV or UTV to be ready for any terrain, whether it is mud, dirt, sand, rocks, or snow. QuadBoss makes a unique tire suitable for every terrain so that your vehicle is ready to tackle any challenge in its path. Get a smooth and comfortable ride through even the toughest elements with a QuadBoss terrain tire. 

Constant Product Innovation

QuadBoss offers a seemingly endless array of products, parts, and accessories, giving ATV and UTV owners a huge inventory to choose from. No matter your individual needs, there are QuadBoss parts that can address the issue. Not only that, but QuadBoss is constantly innovating, inventing new and more efficient parts and products on a regular basis so your vehicle is always using cutting-edge technology.

Quality Products at an Affordable Price

QuadBoss prides itself on the quality of its products, offering durable and reliable ATV and UTV accessories and parts. If you purchase QuadBoss UTV or ATV parts, you are getting a product that is built to last. Not only that, but QuadBoss always tries to make their product as affordable as possible, giving you a great value on every purchase you make.

QuadBoss Parts and Appliances From Vivid Racing

Equip your ATV or UTV with the latest and greatest products and appliances with QuadBoss parts sold by Vivid Racing. Vivid Racing is home to some of the best automotive brands on the market, and QuadBoss is no exception. To learn more about QuadBoss products or to make a purchase, contact Vivid Racing today by calling (480) 966-3040.

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