Up for sale is SPROCKET/CHAIN KIT GOLD W/ALUMINUM REAR SPROCKET . The vendor part number is CKG4226 . Read title carefully to know what you are getting. Catalog description�

"GFRA" (Go Fast) 520 conversion kits with a lower gear ratio are available for most popular models for faster acceleration, aluminum and steel sprockets available. Compare OE gearing to Vortex kit gearing to verify gear ratio differences.

"HFRA" (Hyper Fast) 520 conversion kits with 1 down in front, 2 up in rear gearing with Hardcoat aluminum rear sprocket.

"HFRS" (Hyper Fast) 520 conversion kits with 1 down in front, 2 up in rear gearing with laser cut steel rear sprocket.

"SSA" (Superstreet) kits available for most later model liter and larger sportbikes, great alternative and longer lasting than 520 kits but lighter than stock.

"WSS" (Warranty) steel kits utilize OEM gearing and chain size for increased durability.