Yamaha TT-R 250 (1997-98)

The Yamaha TT-R 250 (1997-98) is a single-cylinder, four-stroke motorcycle with a 249cc engine that has a compression ratio of 10.3:1, and is air-cooled. The bike is equipped with a TEIKEI Y30P carburetor and a digital CDI ignition with an electric start. It has a maximum power output of 28 hp at 8500 rpm, and a maximum torque of 28 kgf-m at 7000 rpm. The transmission is 6-speed with a chain final drive. The front suspension consists of telescopic forks with a coil air spring oil damper, while the rear suspension is a monocross with a single shock and link-type, with adjustable preload. The front and rear wheel travel is 280mm, and the brakes are single 245mm and 220mm discs. The tires are 3.00-21 in the front and 4.60-18 in the rear. The overall dimensions of the bike are 1260mm in height, 2096mm in length, and 836mm in width with a wheelbase of 1405mm. The seat height is 914mm and the ground clearance is 305mm. The dry weight of the bike is 113kg, and it has a fuel capacity of 10.2 litres.

Technical specifications:

Make Model: Yamaha TT-R 250

Year: 1997 – 98
Engine: Four stroke, single cylinder, DOHC, 4-valve per cylinder.
Capacity: 249 cc / 15.1 cu-in
Cooling System: Air-cooled
Bore x Stroke: 73 x 59.6 mm
Compression Ratio: 10.3:1
Induction: TEIKEI Y30P carb
Ignition: Digital CDI
Starting: Electric
Max Power: 28 hp / 20.6 kW @ 8500 rpm
Max Torque: 28 kgf-m / 275 Nm @ 7000 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic forks, Coil air spring oil damper
Front Wheel Travel: 280 mm / 11.02 in
Rear Suspension: Monocross, Single shock, link-type, w/adjustable preload
Rear Wheel Travel: 280 mm / 11.02 in
Front Brakes: Single 245mm disc
Rear Brakes: Single 220mm disc
Front Tyre: 3.00-21
Rear Tyre: 4.60-18
Dimensions: Height 1260 mm / 49.6 inc Length 2,096 mm / 82.5 in Width 836 mm / 32.9 in
Wheelbase: 1405 mm / 55.3 in
Seat height: 914 mm / 36.0 in
Ground Clearance: 305 mm / 12 /in
Dry Weight: 113 kg / 249 lbs
Fuel Capacity: 10.2 Litres / 2.7 US gal