Yamaha DT12
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| Yamaha DT12 | |
| Manufacturer | |
|---|---|
| Production | 1978-79 |
| Class | Enduro |
| Engine | Two stroke, single cylinder, reed-valve |
| Compression ratio | 7.1:1 |
| Ignition | Battery, CB/Coil |
| Battery | 12 V, 7 AH |
| Transmission | 6 Speed |
| Suspension | Front: Telescopic forks Rear: Monocross |
| Brakes | Front: Drum Rear: Drum |
| Front Tire | 2.75-21 |
| Rear Tire | 3.25-18 |
| Wheelbase | 1325 mm / 52.2 in |
| Seat Height | 820 mm / 32.2 in |
| Weight | 104.5 kg / 230.3 in (dry), |
| Oil Capacity | 1.2 Liters / 1.76 qts |
| Recommended Oil | Yamalube 10w-40 |
| Fuel Capacity | 7.0 Liters / 1.58 gal |
| Manuals | Service Manual |
Engine[edit | edit source]
The engine was a Air cooled cooled Two stroke, single cylinder, reed-valve. The engine featured a 7.1:1 compression ratio.
Drive[edit | edit source]
Power was moderated via the Wet multiplate.
Chassis[edit | edit source]
It came with a 2.75-21 front tire and a 3.25-18 rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Monocross. The DT12 was fitted with a 7.0 Liters / 1.58 gal fuel tank. The bike weighed just 104.5 kg / 230.3 in. The wheelbase was 1325 mm / 52.2 in long.
Photos[edit | edit source]
Overview[edit | edit source]
Yamaha DT 125E
| Make Model | Yamaha DT 125E |
|---|---|
| Year | 1978-79 |
| Engine Type | Two stroke, single cylinder, reed-valve |
| Displacement | 123 cc / 7.5 cu-in |
| Bore X Stroke | 56 х 50 mm |
| Cooling System | Air cooled |
| Compression | 7.1:1 |
| Lubrication | Autolube |
| Oil Capacity | 1.2 Liters / 1.76 qts |
| Induction | Single 24 mm Mikuni |
| Ignition | Battery, CB/Coil |
| Battery | 12 V, 7 AH |
| Charging | Flywheel magneto |
| Starting | Electric & kick |
| Max Power | 13 hp / 9.5 kW @ 7000 rpm |
| Max Torque | 1.4 kgf-m / 13.9 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 Tire | 2.75-21 |
| Rear Tire | 3.25-18 |
| Dimensions | Length 2030 mm / 79.8 in Width 860 mm / 33.8 in Height 1090 mm / 42.9 in |
| Wheelbase | 1325 mm / 52.2 in |
| Ground Clearance | 250 mm / 9.8 in |
| Seat Height | 820 mm / 32.2 in |
| Dry Weight | 104.5 kg / 230.3 in |
| Fuel Capacity | 7.0 Liters / 1.58 gal |