Positioned in Yamaha's sport motorcycle lineup, the 2005 Yamaha YZF-R1 utilizes a 998 cc (60.9 cu in) liquid-cooled in-line four, four-stroke layout. In factory specification, peak output is rated at 180 HP (131.4 kW) at 12,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 180.4 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.
Rider ergonomics and chassis geometry center around a 833 mm (32.8 in) seat height — resulting in a taller command-style riding posture suited to medium-to-tall inseams, combined with a 1,394 mm (54.9 in) wheelbase engineered for quick, flickable steering geometry. The 18.35-liter (4.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Yamaha archive, this model family spans 26 indexed model years from 1999 to 2025, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
180.4 HP/L
Standover Height
833 mm (32.8 in)
Engine
Displacement998.0 ccm (60.90 cubic inches)
Engine TypeIn-line four, four-stroke
Engine DetailsIn-line four, four-stroke
Power180.0 HP (131.4 kW)) @ 12500 RPM
Compression12.4:1
Bore x Stroke77.0 x 53.6 mm (3.0 x 2.1 inches)
Valves/Cylinder5
Fuel SystemInjection
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
CoolingLiquid
Transmission
Gearbox6-speed
Final DriveChain (final drive)
Chassis
Rake24.0°
Front Suspension43mm inverted telescopic fork w/adjustable preload, compression and rebound damping; 4.7´ travel
Rear SuspensionSingle shock w/piggyback reservoir and adjustable preload, compression and rebound damping; 5.1´ travel
Wheelbase1394 mm (54.9 inches)
Wheels & Brakes
Front Tyre120/70-ZR17
Rear Tyre180/55-ZR17
Front BrakesDouble disc
Front Brake Ø320 mm (12.6 inches)
Rear BrakesSingle disc
Rear Brake Ø220 mm (8.7 inches)
Dimensions & Weight
Seat Height833 mm (32.8 inches) If adjustable, lowest setting.
Overall Length2065 mm (81.3 inches)
Fuel Capacity18.35 litres (4.85 US gallons)
Other
Color OptionsTeam Yamaha Blue/White; Liquid Silver/Cerulean Silver; Shift Red
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
