{"product_id":"a205-550r-1970-1981-f-body-1978-1996-b-body-viking-c-o-kit-double-ad-poly","title":"A205-550R - 1970-1981 F-Body 1978-1996 B-Body Viking C\/O Kit, Double Ad- Poly","description":"Front Spring Rate Options:250lb- 11” tall springs for drag race only. Serious lightening required.350lb- Small block cruise or drag race with lightening required.450lb- Small block cruise, big block drag race.550lb- Small block handling, all big blocks except drag. (Allows up to 2″ lowering)650lb- Small block and big block handling, autocross. (Allows up to 2″ lowering)","brand":"UMI Performance","offers":[{"title":"Default Title","offer_id":52907643109670,"sku":"GPHP_A205-550R","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/5697\/5654\/files\/f6452184394efa07fc2075f91dfd6c55_6d44beae-4c0f-4cd7-a8f2-21ba071aef14.jpg?v=1775010112","url":"https:\/\/ossparts.com\/products\/a205-550r-1970-1981-f-body-1978-1996-b-body-viking-c-o-kit-double-ad-poly","provider":"Operational Speed Supply","version":"1.0","type":"link"}