Yamaha RD 250 (1979) vs Harley-Davidson Harley Davidson FXS 1200 Low Rider (1977-79)
Comparison technical specifications
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| Make: | Yamaha | Harley-Davidson |
| Model: | RD 250 | Harley Davidson FXS 1200 Low Rider |
| Years: | 1979 | 1977-79 |
| Engine: | Two stroke, torque induction, parallel twin | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. |
| Capacity: | 247 cc / 15.0 cu-in | 1207 cc / 73.5 cu-in |
| Bore x Stroke: | 54 х 54 mm | 87.3 x 100.8 mm |
| Cooling System: | Air cooled | Air cooled |
| Compression Ratio: | 6.7:1 | 8.0:1 |
| Induction: | 2x Mikuni VM28 SC carburetor | Single 38mm Keihin carburetor |
| Ignition: | Battery and coil with breaker points | Coil battery |
| Starting: | Kick | Electric |
| Max Power: | 30 hp / 22.3 kW @ 7500 rpm | 58 hp / 42.3 kW @ 5150 rpm |
| Max Torque: | 21 lb-ft / 2.9 kgf-m @ 7000 rpm | |
| Transmission: | 6 Speed | 4 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | Telescopic forks |
| Rear Suspension: | Dual shocks | Swinging arm |
| Front Brakes: | Single 267mm disc | 2x 250mm disc |
| Rear Brakes: | Single 267mm disc | Single 250mm disc |
| Front Tyre: | 3.00S-18-4PR | 3.25-19 |
| Rear Tyre: | 3.50S-18-4PR | 5.10-16 |
| Fuel Capacity: | 16.5 Liters / 4.2 US gal | 15 Litres / 4.1 US gal |