YAMAHA Road Star Midnight Warrior BMW R 12
engine specs
Type
Air-cooled, 4-stroke, OHV, 4-valve, 48°, V-twin w/EFIWater-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder
Displacement
1670 cm31170 cm3
Bore X Stroke
3.8x4.4 in OR 97 mm4.0x2.9 in OR 102 mm
Compression Ratio
8.4:1-
Horsepower
84/4400 KW(hp)/RPM95/6500 KW(hp)/RPM
Torque
73/3750 lb-ft/RPM OR 99/3750 Nm/RPM81/6000 lb-ft/RPM OR 110/6000 Nm/RPM
Fuel System
Dual 40mm throttle body EFI-
transmission specs
Gearbox
5-speed, manual, close-ratio6-speed
Clutch
Wet multi-disc, manual-
Final Drive
BeltShaft
chassis specs
Frame
AluminumTubular space frame in steel, engine self-supporting
Front Suspension
41mm KYB inverted fork 5.3-in travelUSD telescopic forks, 45 mm
Rear Suspension
Single shock adjustable preload and rebound damping, 4.3-in travelAluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable
Front Brake
Dual 298mm discsTwin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers
Rear Brake
282mm discSingle disc brake, 265 mm, 2-piston floating caliper
dimension specs
Overall Length
93.9 in OR 2385 mm86.6 in OR 2200 mm
Overall Width
37.8 in OR 960 mm32.7 in OR 831 mm
Seat Height
28.7 in OR 729 mm29.7 in OR 754 mm
Ground Clearance
6.1 in OR 155 mm-
Weight
649 lbs OR 294 kg500 lbs OR 227 kg
Fuel Capacity
4 gallons OR 15.1 L3.7 gallons OR 14.0 L
Wheelbase
65.6 in OR 1666 mm59.8 in OR 1519 mm
tyres specs
Front
120/70-ZR18 Radial100/90-19
Rear
200/50-ZR17 Radial150/80-16

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