Adjustable FAST ACE 10.25″ INCH 260mm REAR RACING SHOCK WITH RESERVOIR BDA-51AR / 58AR 250LBS/IN LENGTH: 10.25″ / 260mm LOAD: 250 lbs/in 10.25″ 260mm FAST ACE 51-AR / 58-AR WITH RESERVOIR 250 LBS/IN REAR RACING SHOCK Brand New Light weight, ergonomic, adjustable rebound, easy turn adjustable spring pre-load, nitrogen-charged, oil damping with internal floating piston, service friendly This shock is ideal for bikes that have the stock style extended swingarms. The shock will double your travel and raise your seat height above 2″. This is a quality rear shock and comes with AL6061 T6 forged shock body, easy-turn spring preload nut, oil damping with floating piston, preload and rebound adjustment. Upgrade for stock and replacement for SDG and other pit bikes, it is ideal for bikes that have the stock style extended swing arms. This is top of the line Shock made from reputable FASTACE usually with over 1000 lb. capacity, not those 30 mickey mouse shocks others selling. PLEASE CHECK YOUR SE