YAMAHA XT225 Serow | BMW R 12 |
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engine specs | |
Type | |
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air-cooled single-cylinder four-stroke, SOHC | Water-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder |
Displacement | |
223 cm3 | 1170 cm3 |
Bore X Stroke | |
2.8x2.3 in OR 71 mm | 4.0x2.9 in OR 102 mm |
Compression Ratio | |
9.5:1 | - |
Horsepower | |
20/8000 KW(hp)/RPM | 95/6500 KW(hp)/RPM |
Torque | |
14/7000 lb-ft/RPM OR 19/7000 Nm/RPM | 81/6000 lb-ft/RPM OR 110/6000 Nm/RPM |
Fuel System | |
34mm Mikuni carburetor | - |
transmission specs | |
Gearbox | |
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6-Speed, manual | 6-speed |
Clutch | |
Wet multi-disc, manual | - |
Final Drive | |
Chain | Shaft |
chassis specs | |
Frame | |
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Steel | Tubular space frame in steel, engine self-supporting |
Front Suspension | |
Telescopic fork, 8.9 in. travel | USD telescopic forks, 45 mm |
Rear Suspension | |
Single shock, 7.5 in. of travel | Aluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable |
Front Brake | |
single disc with 2-piston calipers | Twin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers |
Rear Brake | |
single disc with 1-piston calipers | Single disc brake, 265 mm, 2-piston floating caliper |
dimension specs | |
Overall Length | |
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- | 86.6 in OR 2200 mm |
Overall Width | |
- | 32.7 in OR 831 mm |
Seat Height | |
31.9 in OR 810 mm | 29.7 in OR 754 mm |
Weight | |
238 lbs OR 108 kg | 500 lbs OR 227 kg |
Fuel Capacity | |
2.6 gallons OR 9.8 L | 3.7 gallons OR 14.0 L |
Wheelbase | |
53.1 in OR 1349 mm | 59.8 in OR 1519 mm |
tyres specs | |
Front | |
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2.75-21 | 100/90-19 |
Rear | |
120/80-18 | 150/80-16 |