Suzuki RH 250X (1986) vs Yamaha YZF1000 R1 50th Anniversery Special Edition (2006) vs Yamaha YZF 1000 R1M (2018)
Comparison technical specifications
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| Make: | Suzuki | Yamaha | Yamaha |
| Model: | RH 250X | YZF1000 R1 50th Anniversery Special Edition | YZF 1000 R1M |
| Years: | 1986 | 2006 | 2018 |
| Engine: | Two stroke, single cylinder | Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 249 cc / 15.2 cu in | 998 cc / 60.9 cu-in | 998 cc / 60.9 cu-in |
| Bore x Stroke: | 70 x 64.8 mm | 77 X 53.6 mm | 79.0 x 50.9 mm |
| Cooling system: | Liquid cooled | Liquid cooled | Liquid cooled |
| Induction: | Mikuni VM 32 SS carburetor | Fuel injection, dual-valve throttle bodies with motor-driven secondary valves, 45 mm throttle body | Fuel Injection with YCC-T and YCC-I |
| Ignition: | Suzuki PEI | TCI (Transistor Controlled Ignition) | TCI: Transistor Controlled Ignition |
| Starting: | Kick | Electric | Electric |
| Max Power: | 23.1 kW / 31 hp @ 7500 rpm | 174 hp / 128 kW @ 12500 rpm (Ram-air) | 147.1 kW / 200.0 hp @ 13500 rpm |
| Max Torque: | 31.2 Nm / 3.18 kgf-m / 23.0 lb-ft @ 6500 rpm | 106.6 Nm / 10.87 kg-m @ 10500 rpm (Ram-air) | 112.4 Nm / 11.5 kg-m @ 11500 rpm |
| Clutch: | Wet, multi-plate | Wet, multiple discs, cable operated | Wet, Multiple Disc |
| Transmission: | 6 Speed | 6 Speed | 6-speed w/multiplate slipper clutch |
| Final Drive: | Chain | #530 O-ring chain | "O" ring chain |
| Front Suspension: | Telescopic forks, oil dampened | 43mm Special Öhlins inverted telescopic fork w/adjustable preload, compression damping, rebound damping, | 43mm KYB® inverted fork; fully adjustable |
| Rear Suspension: | Full floater mono shock, preload adjustable | Single Öhlins shock w/adjustable preload, separate high & low-speed compression damping, rebound damping, | KYB® Single shock w/piggyback reservoir, 4-way adjustable |
| Rear Wheel Travel: | 266 mm / 10.5 in | 130 mm / 5.1 in | 120 mm / 4.7 in |
| Front Brakes: | Single disc | 2 x 320mm discs 4 piston calipers | 2x 320mm discs 4 piston calipers, UBS ABS |
| Rear Brakes: | Drum | Single 220mm disc 4 piston caliper | Single 220mm disc 1 piston caliper, UBS ABS |
| Front Tyre: | 3.00-21 | 120/70 ZR17 | 120/70 ZR17 |
| Rear Tyre: | 130/80-17 | 190/50 ZR17 | 190/55 ZR17 |
| Fuel Capacity: | 12 Litres / 3.2 US gal / 2.6 Imp gal | 18 Litres / 4.7 gal | 17 Liters / 4.5 US gal |