{"product_id":"51-tooth-splined-rear-sprocket","title":"HARLEY 51 Tooth Splined Rear Sprocket Fits 1930-1937 RL,   1952-1956 KR,   1970-1980 XR,","description":"51 tooth splined engine rear sprocket is nickel plated.  WR-KR-XR sprockets have a .350 inch offset from the center of the spline to the center of the tooth profile. This is 8 tooth spline and 9.9mm at the widest point on spline. V-Twin's KR-XL-WR sprockets can be used with 530 wide chains. *NOTE: 530 chain sprockets has splines to fit WR-XR-KR quick change hub. *NOTE: WR and JD splines do not interchange.   FITS HARLEY: 1930-1937 RL,   1952-1956 KR,   1970-1980 XR,   ","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":46838705586364,"sku":"19-0173","price":99.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/4366\/7900\/files\/19-0173a.jpg?v=1779180088","url":"https:\/\/paniccycles.com\/products\/51-tooth-splined-rear-sprocket","provider":"Paniccycles","version":"1.0","type":"link"}