Yamaha DT 125MX

 

 

 

Make Model

Yamaha DT 125MX

Year

1980

Engine

Two stroke, single cylinder, reed-valve

Capacity

123 cc / 7.5 cu-in

Bore x Stroke 56 х 50 mm
Cooling System Air cooled
Compression Ratio 7.2:1
Lubrication Autolube
Oil Capacity  0.9 Litres 

Induction

Single 24 mm Mikuni

Ignition 

Flywheel Magneto
Starting Kick

Max Power

14 hp / 10.3 kW @ 6500 rpm

Max Torque

1.5 kgf-m / 15.2 Nm @ 6500 rpm
Clutch Wet multiplate

Transmission 

6 speed
Final Drive Chain

Front Suspension

Telescopic Forks
Front Wheel Travel 160 mm / 6.2 in

Rear Suspension

Monocross
Rear Wheel Travel 115 mm / 4.5 in

Front Brakes

Drum

Rear Brakes

Drum

Front Tyre

2.75-21

Rear Tyre

3.50-18
Dimensions

Length 2080 mm / 81.8 in

Width    885 mm / 34.8 in

Height  1120 mm / 41.0 in

Wheelbase 1325 mm / 52.2 in
Seat Height 855 mm / 33.6 in
Ground Clearance 265 mm / 10.4 in

Dry Weight

96 kg / 212 lbs

Fuel Capacity 

7 Litres / 1.58 gal

Consumption Average

79 mpg

Standing ¼ Mile  

19.9 sec

Top Speed

74 mph