YAMAHA Road Star Midnight Silverado BMW R 12
engine specs
Type
Pushrod, OHV, Air-Cooled, 48° V-TwinWater-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder
Displacement
1602 cm31170 cm3
Bore X Stroke
3.8x4.4 in OR 97 mm4.0x2.9 in OR 102 mm
Compression Ratio
8.4:1-
Horsepower
75/4750 KW(hp)/RPM95/6500 KW(hp)/RPM
Torque
83/3500 lb-ft/RPM OR 113/3500 Nm/RPM81/6000 lb-ft/RPM OR 110/6000 Nm/RPM
Fuel System
Mikuni BRS40 carburetor-
transmission specs
Gearbox
5 speed, manual, wide ratio, overdrive 5th6-speed
Clutch
Wet multi-disc, manual-
Final Drive
BeltShaft
chassis specs
Frame
SteelTubular space frame in steel, engine self-supporting
Front Suspension
Telescopic 43mm forkUSD telescopic forks, 45 mm
Rear Suspension
Adjustable link monocrossAluminium 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
320mm discSingle disc brake, 265 mm, 2-piston floating caliper
dimension specs
Overall Length
98.4 in OR 2499 mm86.6 in OR 2200 mm
Overall Width
38.6 in OR 980 mm32.7 in OR 831 mm
Seat Height
28 in OR 711 mm29.7 in OR 754 mm
Ground Clearance
5.7 in OR 145 mm-
Weight
712 lbs OR 323 kg500 lbs OR 227 kg
Fuel Capacity
5.3 gallons OR 20.1 L3.7 gallons OR 14.0 L
Wheelbase
66.5 in OR 1689 mm59.8 in OR 1519 mm
tyres specs
Front
130/90-16100/90-19
Rear
150/80-16150/80-16

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