{"product_id":"epi-epiwe325131-heavy-duty-rear-suspension-spring","title":"EPI - epiWE325131 - Heavy Duty Rear Suspension Spring","description":"Tackle heavier workloads and aggressive terrain without letting rear suspension sag compromise your machine’s handling. The EPI Heavy Duty Rear Suspension Spring is engineered to give your vehicle the extra backbone it needs when factory coils buckle under real-world demands. Delivering a rate roughly 25% heavier than stock, this upgrade actively counteracts the added weight of hard-working accessories—such as full cab enclosures, rear tool setups, winches, and loaded dump beds—restoring lost ground clearance and keeping your chassis level and composed.\n\u003cul\u003e\n  \u003cli\u003eManufactured from premium chrome silicon alloy steel for exceptional fatigue resistance and long-lasting durability\u003c\/li\u003e\n  \u003cli\u003eFeatures a 238\/350 lb\/in progressive spring rate to support extra payload without producing an overly harsh ride\u003c\/li\u003e\n  \u003cli\u003eSold individually to accommodate single shock service or paired axle upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe EPI Heavy Duty Rear Suspension Spring is designed for powersports vehicles carrying heavier workloads and operating on aggressive terrain. With a progressive 238\/350 lb\/in spring rate, it supports additional payload while helping maintain chassis level and handling performance when factory springs sag under increased load.\u003c\/p\u003e\u003cp\u003eManufactured from chrome silicon alloy steel, this rear spring provides fatigue resistance and long-lasting durability. It is approximately 25% heavier than stock and is intended to help compensate for added weight from accessories such as full cab enclosures, rear tool setups, winches and loaded dump beds. The spring is sold individually for single-shock service or paired axle upgrades.\u003c\/p\u003e\u003cp\u003eFitment includes 2017 Can-Am Defender HD8, Defender HD10, Defender DPS HD8, Defender DPS HD10 and Defender HD10 Mossy Oak Hunting Edition models. It also fits 2018 Can-Am Defender HD8, Defender DPS HD8, Defender HD10, Defender DPS HD10 and Defender HD10 Mossy Oak Hunting Edition models.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHeavy-duty spring rate: Approximately 25% heavier than stock to help counteract rear suspension sag under added loads.\u003c\/li\u003e\n\u003cli\u003eProgressive performance: The 238\/350 lb\/in rate supports extra payload without producing an overly harsh ride.\u003c\/li\u003e\n\u003cli\u003eDurable construction: Chrome silicon alloy steel provides fatigue resistance and long-lasting durability.\u003c\/li\u003e\n\u003cli\u003eImproved load support: Helps restore ground clearance and maintain a level, composed chassis under demanding working conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: EPI\u003c\/li\u003e\n\u003cli\u003ePart number: epiWE325131\u003c\/li\u003e\n\u003cli\u003ePart type: Powersports suspension spring\u003c\/li\u003e\n\u003cli\u003ePosition: Rear\u003c\/li\u003e\n\u003cli\u003eSpring rate: 238\/350 lb\/in progressive\u003c\/li\u003e\n\u003cli\u003eLoad rating relative to stock: Approximately 25% heavier\u003c\/li\u003e\n\u003cli\u003eMaterial: Chrome silicon alloy steel\u003c\/li\u003e\n\u003cli\u003eQuantity: Sold individually; 1 unit per SKU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eOne EPI Heavy Duty Rear Suspension Spring.\u003c\/p\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2017 Can-Am Defender DPS HD10 Base\u003cbr\u003e\n2017 Can-Am Defender DPS HD8 Base\u003cbr\u003e\n2017 Can-Am Defender HD10 Base\u003cbr\u003e\n2017 Can-Am Defender HD10 Mossy Oak Hunting Edition Base\u003cbr\u003e\n2017 Can-Am Defender HD8 Base\u003cbr\u003e\n2018 Can-Am Defender DPS HD10 Base\u003cbr\u003e\n2018 Can-Am Defender DPS HD8 Base\u003cbr\u003e\n2018 Can-Am Defender HD10 Base\u003cbr\u003e\n2018 Can-Am Defender HD10 Mossy Oak Hunting Edition Base\u003cbr\u003e\n2018 Can-Am Defender HD10 X MR Base\u003cbr\u003e\n2018 Can-Am Defender HD8 Base\u003cbr\u003e\n2019 Can-Am Defender HD10 Mossy Oak Hunting Edition Base\u003cbr\u003e\n2020 Can-Am Defender DPS HD8 Base\u003cbr\u003e\n2020 Can-Am Defender HD8 Base\u003cbr\u003e\n2021 Can-Am Defender DPS HD8 Base\u003cbr\u003e\n2021 Can-Am Defender HD8 Base\u003cbr\u003e\n2022 Can-Am Defender DPS HD7 Base\u003cbr\u003e\n2022 Can-Am Defender HD7 Base\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Unknown\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: powersports\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"EPI","offers":[{"title":"Default Title","offer_id":68110391312636,"sku":"WE325131","price":122.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/235621b0ed9812cd2924ef0660f064f8L_061bcaab-cb8f-48b3-9f5f-562f4b3076b3.jpg?v=1794371910","url":"https:\/\/diycustoms.store\/products\/epi-epiwe325131-heavy-duty-rear-suspension-spring","provider":"diycustoms.store","version":"1.0","type":"link"}