Yamaha TZR125 ( 1989-90)

The Yamaha TZR125 is a motorcycle model produced in 1989-90 with a two-stroke, single-cylinder, liquid-cooled engine and a 124cc capacity. It has a compression ratio of 5.9:1 and an induction of Mikuni VM26SS carburetor with CDI ignition and a kick start. The bike can produce up to 26hp/19.3 kW @ 10200 RPM and up to 1.8 kgf-m/13 lb-ft @ 10000 RPM torque. The transmission is 6-speed and the final drive is a chain. The front suspension has a telescopic fork with 140mm/5.5in of front wheel travel, while the rear suspension is a monocross with 100mm/3.9in of rear wheel travel. The front brakes have a single disc and the rear brakes are drum brakes. The front tire is 90/90 16 and the rear tire is 100/90 18. The dry weight is 104 kg/229 lbs, and the wet weight 122.7 kg/269 lbs with a fuel capacity of 12 litres/3.1 US gal. The bike’s average consumption is 21.5 km/lit, with a braking 60-0/100-0 of 13.8 m/39.6 m and a standing 1/4 mile of 15.8 sec/130.6 km/h. The top speed of the bike is 154.7 km/h.

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Technical specifications:

Make Model: Yamaha TZR 125

Year: 1989 – 90

Engine: Two stroke, single cylinder, read valve,

Capacity: 124 cc / 7.6 cu-in

Bore x Stroke: 56.4 x 50 mm

Cooling System: Liquid cooled

Compression Ratio: 5.9:1

Induction: Mikuni VM26SS carburetor

Ignition: CDI

Starting: Kick

Max Power: 26.hp / 19.3 kW @ 10200 rpm

Max Torque: 1.8 kgf-m / 13 lb-ft @ 10000 rpm

Clutch: Wet Plate

Transmission: 6 Speed

Final Drive: Chain

Front Suspension: Telescopic fork

Front Wheel Travel: 140 mm / 5.5 in

Rear Suspension: Monocross

Rear Wheel Travel: 100 mm / 3.9 in

Front Brakes: Single disc

Rear Brakes: Drum

Front Tyre: 90/90 16

Rear Tyre: 100/90 18

Dry Weight: 104 kg / 229 lbs

Wet Weight: 122.7 kg / 269 lbs

Fuel Capacity: 12 Litres / 3.1 US gal

Consumption Average: 21.5 km/lit

Braking 60 – 0 / 100 – 0: 13.8 m / 39.6 m

Standing 1/4 Mile: 15.8 sec / 130.6 km/h

Top Speed: 154.7 km/h