{"product_id":"fr1504e-rear-axle-ses-suspension-enhancement-kit-for-ford-f-150-2015-2020-4wd","title":"FR1504E Rear Axle SES Suspension Enhancement Kit For Ford F 150 2015 2020 4WD","description":"\u003cstrong\u003eThis Rear Axle SES Suspension Enhancement System Kit is a complete rear suspension upgrade compatible with 2015-2020 Ford F-150 4WD trucks and matches OEM Part# FR1504E.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e \u003cp\u003eThe Rear Axle SES Suspension Enhancement System Kit improves load-leveling and stability on 2015-2020 Ford F-150 4WD models. This Rear Axle SES kit installs on the rear axle to reduce sag when towing or hauling heavy cargo, maintaining a level ride height. Truck owners get a durable, adjustable suspension solution that preserves factory comfort when unloaded.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAdjustable air spring design allows fine-tuning support for varying loads\u003c\/li\u003e \u003cli\u003eBolt-on installation uses existing frame holes — no welding required\u003c\/li\u003e \u003cli\u003eHeavy-duty reinforced bellows resist abrasion and weather cracking\u003c\/li\u003e \u003cli\u003eComplete kit includes air springs, brackets, hardware, and inflation valves\u003c\/li\u003e \u003cli\u003eMaintains OE ride quality when deflated while preventing rear squat under load\u003c\/li\u003e \u003cli\u003eCorrosion-resistant mounting brackets and fasteners for long-term durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e2015 Ford F-150 4WD\u003c\/li\u003e \u003cli\u003e2016 Ford F-150 4WD\u003c\/li\u003e \u003cli\u003e2017 Ford F-150 4WD\u003c\/li\u003e \u003cli\u003e2018 Ford F-150 4WD\u003c\/li\u003e \u003cli\u003e2019 Ford F-150 4WD\u003c\/li\u003e \u003cli\u003e2020 Ford F-150 4WD\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTowing travel trailers, boats, and enclosed cargo trailers\u003c\/li\u003e \u003cli\u003eHauling heavy payloads in the bed without excessive rear sag\u003c\/li\u003e \u003cli\u003eLeveling the truck when carrying slide-in campers or toppers\u003c\/li\u003e \u003cli\u003eImproving stability and steering control while loaded\u003c\/li\u003e \u003cli\u003eReducing headlight misalignment caused by rear squat\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e FR1504E\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Rear axle air spring suspension enhancement\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Rear axle\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrivetrain:\u003c\/strong\u003e 4WD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVehicle Years:\u003c\/strong\u003e 2015-2020\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this kit make the ride harsher when the truck is empty? \u003cstrong\u003eA:\u003c\/strong\u003e No, the system is engineered to retain the factory ride quality when unloaded, and you simply add air when carrying or towing a load.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is drilling into the frame required? \u003cstrong\u003eA:\u003c\/strong\u003e Most installations are entirely bolt-on using existing frame holes; only minor trimming of a bracket may be needed depending on bed configuration.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679712272657,"sku":"ZZ3A01463","price":455.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_9cfb1ef1-01d5-4a62-80f9-d5dbca1f506e.jpg?v=1781654273","url":"https:\/\/www.duraforce.com\/products\/fr1504e-rear-axle-ses-suspension-enhancement-kit-for-ford-f-150-2015-2020-4wd","provider":"DURAFORCE","version":"1.0","type":"link"}