The Yamaha TZR 250 is a motorcycle produced in 1986, featuring a two-stroke parallel-twin engine with a capacity of 249 cc. It has a liquid cooling system, an ignition CDI, and a kick start. The bike has a max power of 50 hp at 10000 rpm and a torque of 35.5 Nm at 9750 rpm. Its transmission has six speeds, its final drive is a chain, and its braking system consists of a single 320mm disc in the front and a single 210mm disc in the rear. The front and rear suspensions allow for comfortable travel, with the front telescopic fork adjustable for preload and a rear coil and gas spring that has nine different positions for preload. Both the front and rear tyres are able to offer good stability, with the front at 100/80-17 and the rear at 120/80-17. The bike is easy to maneuver, with dimensions of length, width, and wheelbase at 2005mm, 660mm, and 1375mm, respectively. Its seat height is at 760mm, and it has a dry weight of 128 kg and a wet weight of 140 kg. The maximum fuel capacity is 16 liters.
Technical specifications:
Make Model: Yamaha TZR 250
| Year | 1986 |
|---|---|
| Engine | Two stroke, parallel twin cylinders, read valve, |
| Capacity | 249 cc / 15.2 cu-in |
| Bore x Stroke | 56.4 x 50 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 5.9:1 |
| Induction | 2x Mikuni TM28SS carburetor |
| Ignition | CDI |
| Starting | Kick |
| Max Power | 50 hp / 36.4 kW @ 10000 rpm |
| Max Torque | 35.5 Nm / 26.2 lb-ft @ 9750 rpm |
| Transmission | 6 speed |
| Final Drive | Chain |
| Front Suspension | Telescopic fork adjustable preload |
| Front Wheel Travel | 140 mm / 5.5 in |
| Rear Suspension | Coil and gas spring preload 9-way preload position |
| Rear Wheel Travel | 100 m / 3.9 in |
| Front Brakes | Single 320mm discs 2 piston calipers |
| Rear Brakes | Single 210mm disc 1 piston caliper |
| Front Tyre | 100/80-17 |
| Rear Tyre | 120/80-17 |
| Dimensions | Length 2005 mm / 78.9 in Width 660 mm / 25.9 in |
| Wheelbase | 1375 mm / 54.1 in |
| Seat Height | 760 mm / 29.9in |
| Dry Weight | 128 kg / 282.1 lbs |
| Wet Weight | 140 kg / 308.6 lbs |
| Fuel Capacity | 16 liters / 4.2 US gal |
