Yamaha XS 650 (XS-1F) (1971) vs Yamaha TDM 900A (2004-05)
Comparison technical specifications
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| Make: | Yamaha | Yamaha |
| Model: | XS 650 (XS-1F) | TDM 900A |
| Years: | 1971 | 2004-05 |
| Engine: | Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder. | Four stroke, parallel twin cylinder, DOHC, 5 valves per cylinder |
| Capacity: | 653 cc / 39.8 cu in | 897 cc / 54.7 cu-in |
| Bore x Stroke: | 75 x 74 mm | 92 x 67.5 mm |
| Compression Ratio: | 8.4:1 | 10.4:1 |
| Cooling System: | Air cooled | Liquid cooled |
| Lubrication: | Wet sump | Dry sump |
| Induction: | 2 x Mikuni BS38 carburetors | Electronic Fuel Injection |
| Ignition: | Battery, induction coil | TCI |
| Starting: | Kick | Electric |
| Max Power: | 39.5 kW / 53 hp @ 7200 rpm | 86.2 hp / 63.4kW @ 7500 rpm |
| Max Torque: | 54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 6800 rpm | 88.8 Nm / 9.1 kgf-m @ 6000 rpm |
| Transmission: | 5 Speed | 6 speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | Telescopic fork |
| Rear Suspension: | Dual shock absorbers | Swingarm Link-type |
| Front Brakes: | Single disc | 2 x 298mm discs with ABS |
| Rear Brakes: | Drum | Single 248mm disc with ABS |
| Front Tyre: | 3.50-19 | 120/70 ZR18 |
| Rear Tyre: | 4.00-18 | 160/60 ZR17 |
| Dimensions: | Length: 2175 mm / 85.6" Width: 905 mm / 35.0" Height: 1135 mm / 44.7" | Length 2180 mm / 85.8 in Width 800 mm / 31.5 in Height 1290 mm / 50.8 in |
| Wheelbase: | 1410 mm / 55.5" | 1485 mm / 58.5 in |
| Ground Clearance: | 150 mm / 5.5" | 160 mm / 6.3 in |
| Fuel Capacity: | 12.5 Litres / 3.3 US gal | 20 Litres / 5.2 US gal |
| Oil Capacity: | 3.0 Litres / 3.2 US qts | 4.7 liters / 0.31 quarts |
| Top Speed: | 185 km/h / 115 mph | 216.5 km/h / 134.5 mph |