Yamaha YZF-R1
Engine
Type 998cc, liquid-cooled four-cylinder DOHC 16 valves (titanium intake valves)
Bore x Stroke 78.0mm X 52.2mm
Compression ratio 12.7:1
Fuel Delivery Fuel Injection with YCC-T and YCC-I
Ignition TCI: Transistor Controlled Ignition
Transmission 6-speed w / multiplate slipper clutch
Final Drive # 530 O-ring chain
Chassis
Suspension / Front 43mm inverted fork, fully adjustable, 4.7-in travel
Suspension / Rear Single shock w / piggyback reservoir, 4-way adjustable, 4.7-in travel
Brakes / Front Dual 310mm discs, radial-mount forged 6-piston calipers
Brakes / Rear 220mm disc, single piston caliper
Tires / Front 120/70-ZR17
Tires / Rear 190/55ZR17
Length 81.5 in
Width 28.1 in
Height 44.5 in
Seat Height 32.8 in
Wheelbase 55.7 in
Rake (caster angle) 24.0 °
Trail 4.0 in
Fuel Capacity 4.8 gal
Dry Weight 454 pounds
Other
Primary Reduction Ratio 65/43 (1.512)
Secondary Reduction Ratio 47/17 (2.765)
Gear Ratio - 1st Gear 38/15 (2.533)
Gear Ratio - 2nd Gear 33/16 (2.063)
Gear Ratio - 3rd Gear 37/21 (1.762)
Gear Ratio - 4th Gear 35/23 (1.522)
Gear Ratio - 5th Gear 30/22 (1.364)
Warranty 1 Year (Limited Factory Warranty)
Gear Ratio - 6th Gear 33/26 (1.269)
