{"product_id":"fox-powersports-897-27-604-harley-davidson-m8-softail-rear-2-0-ifp-qsr-shock-with-hydraulic-preload-adjuster","title":"FOX Powersports 897-27-604 Harley-Davidson M8 Softail Rear 2.0 IFP-QSR Shock with Hydraulic Preload Adjuster","description":"Fox Harley-Davidson AM M8 Softail STD Spring [13.5\/2.5] 2.0 IFP-QSR Hydro Preload Adjust Kit - Rear\n\u003cp\u003eUpgrade the rear suspension performance of your Harley-Davidson M8 Softail with the FOX Powersports 897-27-604 shock and hydraulic preload adjuster kit. Designed for riders seeking improved control, ride consistency, and adjustability, this rear shock assembly features FOX’s 2.0 Internal Floating Piston (IFP) technology and a remote hydraulic preload adjustment system. It is configured for the standard 13.5-inch shock application with a 2.5-inch spring.\u003c\/p\u003e\n\n\u003cp\u003eThe 2.0 IFP design helps separate shock oil from pressurized nitrogen, reducing aeration and maintaining consistent damping performance during demanding street and touring use. The hydraulic preload adjuster allows convenient adjustment for passenger weight, luggage, or changing riding conditions without requiring direct access to the spring collar. This makes it easier to maintain a balanced ride height and controlled suspension response when load conditions vary.\u003c\/p\u003e\n\n\u003cp\u003eBuilt for the rear suspension of compatible Harley-Davidson M8 Softail models, the FOX 897-27-604 combines application-specific fitment with FOX Powersports engineering. The kit includes one rear shock assembly and is intended for installation as a replacement or performance upgrade. Verify the motorcycle model, year, suspension configuration, and required mounting hardware before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FOX Powersports\u003c\/li\u003e\n\u003cli\u003ePart Number: 897-27-604\u003c\/li\u003e\n\u003cli\u003eApplication: Rear suspension\u003c\/li\u003e\n\u003cli\u003eVehicle Platform: Harley-Davidson M8 Softail\u003c\/li\u003e\n\u003cli\u003eShock Technology: 2.0 Internal Floating Piston (IFP)\u003c\/li\u003e\n\u003cli\u003ePreload Adjustment: Hydraulic remote preload adjuster\u003c\/li\u003e\n\u003cli\u003eSpring Configuration: Standard spring with 13.5-inch application and 2.5-inch spring specification\u003c\/li\u003e\n\u003cli\u003eProduct Type: Powersports rear shock and preload adjuster kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne FOX Powersports rear shock assembly\u003c\/li\u003e\n\u003cli\u003eHydraulic preload adjuster components\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication-Specific Performance: Designed for compatible Harley-Davidson M8 Softail rear suspension applications.\u003c\/li\u003e\n\u003cli\u003e2.0 IFP Technology: Helps maintain consistent damping by separating shock oil from pressurized nitrogen and minimizing aeration.\u003c\/li\u003e\n\u003cli\u003eHydraulic Preload Adjustment: Provides convenient load adjustment for passengers, luggage, and changing riding conditions.\u003c\/li\u003e\n\u003cli\u003eFOX Powersports Construction: Delivers a purpose-built suspension upgrade with FOX engineering for improved control and ride consistency.\u003c\/li\u003e\n\u003c\/ul\u003e\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\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"FOX Powersports","offers":[{"title":"Default Title","offer_id":67596447940860,"sku":"897-27-604","price":1199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/e55073953b0378af87ca916f11844863L.png?v=1790578675","url":"https:\/\/diycustoms.store\/products\/fox-powersports-897-27-604-harley-davidson-m8-softail-rear-2-0-ifp-qsr-shock-with-hydraulic-preload-adjuster","provider":"diycustoms.store","version":"1.0","type":"link"}