ATK 450 MX | BMW R 12 |
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engine specs | |
Type | |
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Liquid Cooled, 4-Stroke Single DOHC 4-Valve Head | Water-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder |
Displacement | |
449 cm3 | 1170 cm3 |
Bore X Stroke | |
3.7x2.5 in OR 94 mm | 4.0x2.9 in OR 102 mm |
Compression Ratio | |
12.3:1 | - |
Horsepower | |
48/10000 KW(hp)/RPM | 95/6500 KW(hp)/RPM |
Torque | |
- | 81/6000 lb-ft/RPM OR 110/6000 Nm/RPM |
Fuel System | |
Electronic Injection | - |
transmission specs | |
Gearbox | |
---|---|
5-Speed | 6-speed |
Clutch | |
Hydraulic | - |
Final Drive | |
Chain | Shaft |
chassis specs | |
Frame | |
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Aluminum Twin-Spar | Tubular space frame in steel, engine self-supporting |
Front Suspension | |
46mm Ohlins 12 | USD telescopic forks, 45 mm |
Rear Suspension | |
Ohlins POS 12.6 | Aluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable |
Front Brake | |
Dual Piston, 240mm Rotor | Twin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers |
Rear Brake | |
Dual Piston, 220mm Rotor | Single disc brake, 265 mm, 2-piston floating caliper |
dimension specs | |
Overall Length | |
---|---|
- | 86.6 in OR 2200 mm |
Overall Width | |
- | 32.7 in OR 831 mm |
Seat Height | |
38 in OR 965 mm | 29.7 in OR 754 mm |
Ground Clearance | |
14.2 in OR 361 mm | - |
Weight | |
242 lbs OR 110 kg | 500 lbs OR 227 kg |
Fuel Capacity | |
2 gallons OR 7.6 L | 3.7 gallons OR 14.0 L |
Wheelbase | |
58.5 in OR 1486 mm | 59.8 in OR 1519 mm |
tyres specs | |
Front | |
---|---|
80/100-21 | 100/90-19 |
Rear | |
110/100-19 | 150/80-16 |