{"product_id":"spoon-sports-progressive-springs-set-prelude-bf1","title":"Spoon Sports Progressive Springs Set - Prelude BF1","description":"\u003cp\u003eSpoon has released the new progressive springs set for the Honda Prelude.\u003c\/p\u003e\n\u003cp\u003eWe adopted a barrel-shaped spring design.\u003cbr\u003eUnlike conventional straight-wound springs, barrel-shaped springs can provide multiple spring rates due to differences in the spring diameter (coil size).\u003c\/p\u003e\n\u003cp\u003eBy taking advantage of the characteristics of this shape, we achieved a suspension setup that uses a lower spring rate around the 1G load range—where ride comfort is most important—and a higher spring rate during high-speed cornering.\u003c\/p\u003e\n\u003cp\u003eThe spring rates were tested across various conditions, including winding roads and mini circuits, and were set at 4.5 kgf\/mm for the front and 5.1 kgf\/mm for the rear.The front and rear bump rubbers must be trimmed by 20 mm.\u003c\/p\u003e\n\u003cp\u003eRide height：　FRONT　-20mm\u003cbr\u003e　　　　　　　　　　　　 　REAR　 -20mm\u003c\/p\u003e","brand":"A\u0026J Racing International","offers":[{"title":"Default Title","offer_id":47313819467938,"sku":null,"price":695.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0476\/7544\/1314\/files\/51400-BF1-001-800x533.jpg?v=1780697279","url":"https:\/\/aj-racing.com\/products\/spoon-sports-progressive-springs-set-prelude-bf1","provider":"A\u0026J Racing International","version":"1.0","type":"link"}