{"product_id":"eibach-24-25-polaris-xpedition-adv-5-northstar-4wd-pro-utv-kit-stage-4-performance","title":"Eibach Pro-UTV Stage 4 Extra Load Spring Kit for Polaris Xpedition ADV 5 | Eibach","description":"\u003ch1\u003eEibach Pro-UTV Stage 4 Extra Load Spring Kit for Polaris Xpedition ADV 5 NORTHSTAR\u003c\/h1\u003e\n\u003cp\u003eGet the most out of your Polaris Xpedition ADV 5's suspension with the Eibach Pro-UTV Stage 4 Extra Load Spring Kit. Engineered specifically for the 2024-2025 Xpedition ADV 5 NORTHSTAR 4WD with factory Fox shocks, this true dual-spring system delivers the maximum control, stability, and load capacity in the Pro-UTV lineup for the most heavily loaded adventure rigs.\u003c\/p\u003e\n\u003cp\u003eThe Stage 4 HD Extra Load Kit is the heaviest-duty option available, designed for 2-seat vehicles with two riders or 4-seat vehicles with four riders plus 300+ lbs of additional weight. Through chassis-specific testing and development, Eibach optimizes the performance of your factory equipment, delivering the legendary quality, durability, and reliability Eibach is known for. No revalve required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTrue dual-spring setup engineered specifically for the Polaris Xpedition ADV 5 NORTHSTAR.\u003c\/li\u003e\n\u003cli\u003eStage 4 HD Extra Load tuning for 2-seaters with two riders or 4-seaters with four riders plus 300+ lbs of additional weight.\u003c\/li\u003e\n\u003cli\u003eMaximum load support — maintains ride height and bottom-out resistance for fully loaded adventure builds.\u003c\/li\u003e\n\u003cli\u003eIncludes springs, hardware, and setup instructions for an easy bolt-on installation.\u003c\/li\u003e\n\u003cli\u003eChassis-specific testing and development to optimize control and performance from factory equipment.\u003c\/li\u003e\n\u003cli\u003eNo revalve required — works with the factory Fox shocks.\u003c\/li\u003e\n\u003cli\u003eRace-proven durability, quality, and consistency. Made by Eibach in the U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProduct line: Eibach Pro-UTV Spring System\u003c\/li\u003e\n\u003cli\u003eStage: Stage 4 (Extra Load \/ HD)\u003c\/li\u003e\n\u003cli\u003eConfiguration: True dual-spring setup\u003c\/li\u003e\n\u003cli\u003eDesigned for: 2 riders (2-seat) or 4 riders (4-seat) plus 300+ lbs additional weight\u003c\/li\u003e\n\u003cli\u003eShock compatibility: OE Fox shocks\u003c\/li\u003e\n\u003cli\u003eIncludes: springs, hardware, setup instructions\u003c\/li\u003e\n\u003cli\u003eInstallation: no shock revalve required\u003c\/li\u003e\n\u003cli\u003eOrigin: Made in the U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eEngineered for the 2024-2025 Polaris Xpedition ADV 5 NORTHSTAR 4WD equipped with factory Fox shocks. Confirm your model year and shock package before ordering. Fitment, ride height, and warranty are not guaranteed on unlisted applications.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does the Stage 4 Extra Load kit do?\u003c\/h3\u003e\n\u003cp\u003eThe Stage 4 HD kit is the maximum Extra Load configuration in the Pro-UTV lineup, engineered to maintain ride height and control on the Xpedition ADV 5 when carrying a full complement of riders plus 300+ lbs of additional weight.\u003c\/p\u003e\n\u003ch3\u003eHow much weight does the Stage 4 kit support?\u003c\/h3\u003e\n\u003cp\u003eIt is built for 2-seaters with two riders or 4-seaters with four riders plus 300+ lbs of additional cargo or accessory weight — the highest capacity Pro-UTV stage.\u003c\/p\u003e\n\u003ch3\u003eDo I need to revalve my shocks?\u003c\/h3\u003e\n\u003cp\u003eNo. The kit is a true dual-spring system designed to work with your factory Fox shocks without any revalving.\u003c\/p\u003e\n\u003ch3\u003eHow is Stage 4 different from Stage 3?\u003c\/h3\u003e\n\u003cp\u003eBoth are Extra Load HD tunes, but Stage 3 covers 100-199 lbs of added weight while Stage 4 is built for the heaviest builds carrying 300+ lbs.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit both 2-seat and 4-seat models?\u003c\/h3\u003e\n\u003cp\u003eYes. The Stage 4 Extra Load Kit is designed for both 2- and 4-seat configurations of the Xpedition ADV 5.\u003c\/p\u003e\n\u003ch3\u003eWhere are these springs made?\u003c\/h3\u003e\n\u003cp\u003eEibach manufactures these springs in the U.S.A. using race-proven materials and engineering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Eibach\u003c\/h2\u003e\n\u003cp\u003eEibach is a global leader in performance suspension, trusted by racers and off-road enthusiasts worldwide. Every Pro-UTV spring system is developed through chassis-specific testing to deliver consistent performance, long service life, and race-proven durability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOrder Yours\u003c\/h2\u003e\n\u003cp\u003eUpgrade your Polaris Xpedition ADV 5 with the Eibach Pro-UTV Stage 4 Extra Load Spring Kit, shipped from Dunes 2 Dezert SXS. Add yours to the cart and dial in your ride.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What does the Stage 4 Extra Load kit do?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Stage 4 HD kit is the maximum Extra Load configuration in the Pro-UTV lineup, engineered to maintain ride height and control on the Xpedition ADV 5 when carrying a full complement of riders plus 300+ lbs of additional weight.\"}},{\"@type\":\"Question\",\"name\":\"How much weight does the Stage 4 kit support?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It is built for 2-seaters with two riders or 4-seaters with four riders plus 300+ lbs of additional cargo or accessory weight — the highest capacity Pro-UTV stage.\"}},{\"@type\":\"Question\",\"name\":\"Do I need to revalve my shocks?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The kit is a true dual-spring system designed to work with your factory Fox shocks without any revalving.\"}},{\"@type\":\"Question\",\"name\":\"How is Stage 4 different from Stage 3?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Both are Extra Load HD tunes, but Stage 3 covers 100-199 lbs of added weight while Stage 4 is built for the heaviest builds carrying 300+ lbs.\"}},{\"@type\":\"Question\",\"name\":\"Does it fit both 2-seat and 4-seat models?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. 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