Vortex CK2222 Chain and Sprocket Kit GFRA - GoFast Aluminum 520 Kit, 1 Down in the Front Stock Aluminum Rear Fits Honda CBR600F2/3 91-96 Kit Gearing, Ratio 3.07, Front 14 Rear 43 OE Gearing, Ratio 2.87, Front 15 Rear 43 Kit Components, Front 3272-14, Rear 245AK-43, Chain 520SV3-108