ATK GV650 | BMW R 12 |
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engine specs | |
Type | |
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liquid-cooled, four-stroke, 90-degree V-Twin cylinder, DOHC, 4 valves per cylinder | Water-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder |
Displacement | |
647 cm3 | 1170 cm3 |
Bore X Stroke | |
3.2x2.4 in OR 81 mm | 4.0x2.9 in OR 102 mm |
Compression Ratio | |
11.6:1 | - |
Horsepower | |
79/9250 KW(hp)/RPM | 95/6500 KW(hp)/RPM |
Torque | |
49/7250 lb-ft/RPM OR 66/7250 Nm/RPM | 81/6000 lb-ft/RPM OR 110/6000 Nm/RPM |
Fuel System | |
EFI | - |
transmission specs | |
Gearbox | |
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5-speed, manual | 6-speed |
Clutch | |
wet multi-disc, manual | - |
Final Drive | |
belt | Shaft |
chassis specs | |
Frame | |
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steel | Tubular space frame in steel, engine self-supporting |
Front Suspension | |
43mm upside-down telescopic fork | USD telescopic forks, 45 mm |
Rear Suspension | |
fully-adjustable dual shocks | Aluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable |
Front Brake | |
dual 300mm discs, 2-piston calipers | Twin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers |
Rear Brake | |
single 270mm disc, 2-piston caliper | Single disc brake, 265 mm, 2-piston floating caliper |
dimension specs | |
Overall Length | |
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95.7 in OR 2431 mm | 86.6 in OR 2200 mm |
Overall Width | |
33.1 in OR 841 mm | 32.7 in OR 831 mm |
Seat Height | |
27.8 in OR 706 mm | 29.7 in OR 754 mm |
Ground Clearance | |
6.3 in OR 160 mm | - |
Weight | |
481 lbs OR 218 kg | 500 lbs OR 227 kg |
Fuel Capacity | |
4.2 gallons OR 15.9 L | 3.7 gallons OR 14.0 L |
Wheelbase | |
67 in OR 1702 mm | 59.8 in OR 1519 mm |
tyres specs | |
Front | |
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120/70-ZR18 59W | 100/90-19 |
Rear | |
180/55-ZR17 73W | 150/80-16 |