{"product_id":"progressive-suspension-heavy-duty-fork-spring-kit-1764585688","title":"Heavy-Duty Fork Spring Kit","description":"\u003cp\u003eHeavy-Duty Fork Spring Kit\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeavy-duty version of the Progressive Suspension fork springs\u003c\/li\u003e\n\u003cli\u003eThe cost-effective go-to for a substantial increase in front end ride quality\u003c\/li\u003e\n\u003cli\u003eIncludes Progressive Suspension rate springs combined with preload spacers\u003c\/li\u003e\n\u003cli\u003eImproves front end stability and brake dive control as well as increases comfort for heavier riders or those looking for a firm high-performance feel out of their forks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment and application details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e11-1154: Fork Spring Kit - Heavy-Duty - FLD\u003c\/li\u003e\n\u003cli\u003e11-1549: Fork Spring Kit - Heavy-Duty - Tri-Glide\u003c\/li\u003e\n\u003cli\u003e11-1536: Fork Spring Kit - Heavy-Duty - FL\/FLH\/FX\u003c\/li\u003e\n\u003cli\u003e11-1552: Fork Spring Kit - Heavy-Duty - 39 mm\u003c\/li\u003e\n\u003cli\u003e11-1546: Fork Spring Kit - Heavy-Duty - 49 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PROGRESSIVE SUSPENSION","offers":[{"title":"Fork Spring Kit - Heavy-Duty - FLD (11-1154)","offer_id":54476950503742,"sku":"11-1154","price":139.95,"currency_code":"USD","in_stock":true},{"title":"Fork Spring Kit - Heavy-Duty - Tri-Glide (11-1549)","offer_id":54476950536510,"sku":"11-1549","price":139.95,"currency_code":"USD","in_stock":false},{"title":"Fork Spring Kit - Heavy-Duty - FL\/FLH\/FX (11-1536)","offer_id":54476950569278,"sku":"11-1536","price":139.95,"currency_code":"USD","in_stock":false},{"title":"Fork Spring Kit - Heavy-Duty - 39 mm (11-1552)","offer_id":54476950602046,"sku":"11-1552","price":139.95,"currency_code":"USD","in_stock":false},{"title":"Fork Spring Kit - Heavy-Duty - 49 mm (11-1546)","offer_id":54476950634814,"sku":"11-1546","price":139.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8384\/4926\/files\/progressive-1764585688-heavy-duty-fork-spring-kit_b119a7c2-ddfd-4b91-81eb-b900a23fe922.png?v=1789784131","url":"https:\/\/twistiesmotorsports.com\/products\/progressive-suspension-heavy-duty-fork-spring-kit-1764585688","provider":"TWISTIES MOTORSPORTS ","version":"1.0","type":"link"}