Yamaha YZF1000 R1 (2001) vs Yamaha DT 125 (1972)
Comparison technical specifications
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| Make: | Yamaha | Yamaha |
| Model: | YZF1000 R1 | DT 125 |
| Years: | 2001 | 1972 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder. | Two stroke, single cylinder |
| Capacity: | 998 cc / 60.9 cu-in | 123 cc / 7.5 cu-in |
| Bore x Stroke: | 74 x 58 mm | 56 х 50 mm |
| Compression Ratio: | 11.8:1 | 6.9:1 |
| Cooling System: | Liquid cooled | Air cooled |
| Induction: | 4 x 40mm Mikuni CV Downdraft carbs | Mikuni TS28SS Carburetor |
| Ignition: | Digital TCI | Magneto |
| Starting: | Electric | kick |
| Max Power: | 148.8 hp / 109.5 kW @ 10000 rpm | 12.9 kW / 17.3 hp @ 7000 rpm |
| Max Torque: | 11.0 kgf-m / 108.3 Nm @ 8500 rpm | 1.4 kgf-m / 10 lb-ft @ 7000 rpm |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | 41mm inverted telescopic forks | Telescopic forks |
| Rear Suspension: | Truss-type Aluminium swinging arm Monocross system | Dual shocks |
| Front Brakes: | 2 x 298mm discs 4 piston calipers | Drum |
| Rear Brakes: | Single 256mm disc 2 piston caliper | Drum |
| Front Tyre: | 120/70 ZR17 | 2.75-21 |
| Rear Tyre: | 190/50 ZR17 | 3.50-18 |
| Wet Weight: | 192 kg / 423 lbs | 125 kg / 275.5 lbs |
| Fuel Capacity: | 18 Litres / 4.7 gal | 9.5 Litres / 2.5 US gal |