SUNSTAR sprockets are from the well-known Japanese company, made from top-quality hardened steel, with a fine finish and a faultless fit for maximum durability. SUNSTAR sprockets are used by most motorcycle manufacturers as first fitment. Tooth choice 15-16 THE RATIO AS FIRST FITTED (FACTORY PRODUCTION) CBR1000 RR6/RR7 (06-07) Front 16 teeth rear 40 teeth VF750 MAGNA (94-04) Front 16 teeth rear 40 teeth CBR900RR 929 FIREBLADE (00-03) Front 16 teeth rear 40 teeth CBR954 RR FIREBLADE (00-03) Front 16 teeth rear 40 teeth VTR1000 SP-1 (00-01) Front 16 teeth rear 40 teeth VTR1000 SP-2 (02-04) Front 16 teeth rear 40 teeth CBR1000RR FIREBLADE (04) Front 16 teeth rear 40 teeth CBR900 RR FIREBLADE (92-95) Front 16 teeth rear 43 teeth VFR750 FL (RC36) (90-98) Front 16 teeth rear 43 teeth VTR1000 F FIRESTORM (01-03) Front 16 teeth rear 41 teeth CB900 F HORNET (01-04) Front 16 teeth rear 43 teeth CBF1000 F6/F7 Front 16 teeth rear 43 teeth CBF1000 FA6/FA7 ABS (06-07) Front 16 teeth rear 43 teeth VTR1000 F4 FIRESTORM (04) Front 16 teeth rear 41 teeth VTR1000 F FIRESTORM (97-00) Front 16 teeth rear 41 teeth TECHNICAL ADVICE By changing the ratio the manufacturer recommends we get a different performance — a different behaviour — from the motorcycle. HIGHER TOP SPEED - FUEL ECONOMY (SUGGESTED FOR TOURING) Fewer teeth at the rear. More teeth at the front. MORE ACCELERATION - SUGGESTED FOR TOWN. More teeth at the rear. Fewer teeth at the front