Yamaha TDR250 (1989)

The Yamaha TDR 250 is a motorcycle from 1989 with a liquid cooled, two stroke, parallel twin cylinder engine capable of a 249cc engine capacity. Its compression ratio is 5.9:1, with 2x 28mm Mikuni carbs and a transistorized ignition. The Yamaha TDR 250 has a maximum power of 46 hp at 9500 rpm and a maximum torque of 3.6 kgf-m at 8000 rpm. It has a 6-speed transmission with a chain drive, front air-assisted telescopic forks with 7-way adjustable preload, and a single shock rising rate-adjustable preload rear suspension. The front brakes consist of a single 320mm disc with 2 piston calipers, and the rear brakes are a single 210mm disc with a single piston caliper. The front and rear tires are 110/90-18 and 120/80-17, respectively. The dry weight and wet weight of the motorcycle are 134 kg and 150 kg, respectively, with a fuel capacity of 13.6 liters. The average fuel consumption is 15.9km per liter, with a braking distance of 14.0 meters when going from 60 to 0 km/h and 38.7 meters when going from 100 to 0 km/h. The standing quarter mile is 13.6 seconds at a top speed of 152.8 km/h, and the top speed of the Yamaha TDR 250 is 175 km/h.

Technische Daten:

Marke Modell: Yamaha TDR 250

Jahr: 1989

Engine: Liquid cooled, two stroke, parallel twin cylinder, read valve,
Kapazität: 249
Bohrung x Hub: 56,4 50 mm
Verdichtungsverhältnis: 5,9:1
Induction: 2x 28mm Mikuni carbs
Ignition / Starting: Transistorized /
Max Power: 46 hp @ 9500 rpm
Max Torque: 3.6 kgf-m @ 8000 rpm
Getriebe / Antrieb: 6 Gang / Kette
Front Suspension: Air assisted telescopic forks7-way adjustable preload,
Rear Suspension: Single shock rising rate adjustable preload,
Vordere Bremsen: Einzelne 320-mm-Scheibe 2-Kolben-Bremssättel
Hintere Bremsen: Einzelne 210-mm-Scheibe Einkolbensattel
Reifen vorne: 110/90-18
Hinterreifen: 120/80-17

Dry Weight / Wet Weight: 134 kg / 150 kg
Fuel Capacity: 13.6 Litres
Verbrauch Durchschnitt: 15,9 lm/Leuchte
Braking 60 – 0 / 100 – 0: 14.0 m / 38.7 m
Stehende 1/4 Meile: 13,6 sec / 152,8 km/h
Höchstgeschwindigkeit: 175 km/h

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