{"product_id":"ps-990-sport-series-shock-set-12-std-duty-black","title":"PS, 990 Sport Series shock set. 12\". STD Duty. Black","description":"With bearing. 990 Sport series - Best. Based on the 970 series but designed towards aggressive sport\/race inspired riding. No other shock offers this much tuning adjustability. Features include a linear rate coil spring; a 0.4\" adjustable eyelet height and adjustable threaded preload; a piggyback reservoir (remote for Touring) has a knob to adjust both rebound and high \u0026amp; low speeds compression damping. Featured in a lightweight aluminum body the high-pressure monotube with deflective disc damping routed through two unique circuits delivers a consistent feel through the damper stroke for improved performance and stability. A new and improved engineered jounce bumper features a captured design to help smooth and control bottoming out. Each shock is hand-built \u0026amp; dyno tested to deliver real world performance.What are Progressive Suspension''s ''STD Duty'' vs ''Heavy Duty'' shocks? If you are a lightweight rider with a lightweight passenger; STD Duty is probably your best choice; heavy duty shocks will give you a harsh ride. For Big Guys \u0026amp; Gals with a lot of baggage; Heavy Duty springs are the way to go. Heavy Duty is not better; it''s different.Heavy Duty shocks or springs are recommended to be used on motorcycles that are operated at or near the manufacturers maximum load rating over 50% of the time.\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 04-22 XL Sportster (NU)\u003c\/p\u003e","brand":"Progressive Suspension","offers":[{"title":"Default Title","offer_id":54433798914375,"sku":"574030","price":2287.78,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/7812\/0519\/files\/574022k.jpg?v=1785122727","url":"https:\/\/www.chopperessentials.com\/products\/ps-990-sport-series-shock-set-12-std-duty-black","provider":"Chopper Essentials Co.","version":"1.0","type":"link"}