MOTO GUZZI MGX-21 Flying Fortress BMW R 12
engine specs
Type
V2, four-stroke, air cooledWater-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder
Displacement
1380 cm31170 cm3
Bore X Stroke
4.1x3.2 in OR 104 mm4.0x2.9 in OR 102 mm
Compression Ratio
10.5:1-
Horsepower
95.21/6500 KW(hp)/RPM95/6500 KW(hp)/RPM
Torque
89/2750 lb-ft/RPM OR 121/2750 Nm/RPM81/6000 lb-ft/RPM OR 110/6000 Nm/RPM
Fuel System
Injection. Weber-Marelli electronic fuel injection-
transmission specs
Gearbox
6-Speed6-speed
Clutch
Dry single plate with flexible couplings-
Final Drive
ShaftShaft
chassis specs
Frame
Double cradle tubular frame in ALS steel with detachable rear subframeTubular space frame in steel, engine self-supporting
Front Suspension
Telescopic forkUSD telescopic forks, 45 mm
Rear Suspension
Swingarm with double shock absorber with adjustable spring preloadAluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable
Front Brake
Double discTwin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers
Rear Brake
Single discSingle disc brake, 265 mm, 2-piston floating caliper
dimension specs
Overall Length
96.3 in OR 2446 mm86.6 in OR 2200 mm
Overall Width
37 in OR 940 mm32.7 in OR 831 mm
Seat Height
29.1 in OR 739 mm29.7 in OR 754 mm
Ground Clearance
6.5 in OR 165 mm-
Weight
692 lbs OR 314 kg500 lbs OR 227 kg
Fuel Capacity
5.4 gallons OR 20.4 L3.7 gallons OR 14.0 L
Wheelbase
66.7 in OR 1694 mm59.8 in OR 1519 mm
tyres specs
Front
120/70-21100/90-19
Rear
180/60-16150/80-16

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