ATK 500 (2003) vs Triumph Speed Triple (2011)
Comparison technical specifications
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| Make: | ATK | Triumph |
| Model: | 500 | Speed Triple |
| Years: | 2003 | 2011 |
| Engine: | Four stroke. single cylinder, DOHC, 4 valves | Four stroke, transverse three cylinder. DOHC, 4 valves per cylinder |
| Capacity: | 494 cc / 30.1 cu in | 1050 cc / 64.07 cu-in |
| Bore x Stroke: | 97 x 81 mm | 79 x 71.4 mm |
| Compression Ratio: | 9.5:1 | 12.0:1 |
| Cooling System: | Air cooled | Liquid-cooled |
| Induction: | 40 mm Dell'Orto carb | Multipoint sequential electronic fuel injection |
| Ignition: | 190 W | Digital–inductive type via electronic engine management system |
| Starting: | Kick | Electric |
| Transmission: | 6-Speed | 6 Speed |
| Final Drive: | Chain | X ring chain |
| Front Suspension: | Telescopic fork | Showa 43 mm upside down forks |
| Rear Suspension: | Swingarm, monoshock | Showa monoshock |
| Front Brakes: | Single 260 mm disc, 2-piston caliper | 2 x 320 mm Discs, 4 piston calipers, Brembo |
| Rear Brakes: | Single 220 mm disc, 1-piston caliper | Single 255 mm disc, 2 piston caliper, Nissen |
| Front Tyre: | 80/100-21 | 120/70 ZR 17 |
| Rear Tyre: | 110/100-18 | 190/55 ZR 17 |
| Wheelbase: | 1500 mm / 59.1 in | 1435mm / 56.5in |
| Seat Height: | 927 mm / 36.5 in | 828 mm / 32.6in |
| Fuel Capacity: | 16.5 Litres / 4.4 US gal | 17.5 L / 4.6 US gal / 3.8 Imp gal |