2009 Moto Guzzi Breva 850
   
Technical Specifications
Engine
- Type : 90° V-Twin, 4 stroke
- Cooling system : air cooled
- Displacement : 877 cc
- Bore and stroke : 92 x 66 mm
- Compression ratio : 9.8 : 1
- Valve timing : intake open 24° B.T.D.C. intake
close 52° A.B.D.C. exhaust open 54° B.B.D.C.
exhaust close 22° A.T.D.C.
- Maximum Power : 53 kW at 7600 rpm
- Maximum torque : 66 Nm at 7000 rpm
- Fuel system : Magneti Marelli IAW alfa-n system
Multipoint phased sequential fuel; 2 throttle bodies
of 45 mm, Lambda sensor, stepper motor idle control
- Starting : electric Ignition : inductive discharge,
digitally controlled, electronic twin spark ignition
- Exhaust system : stainless steel, 2 in 1, with
three ways catalyser and Lambda probe oxygen sensor.
Homologation : Euro 3
Transmission
- Gearbox : 6 speed
- Internal ratios : 1^ 17/38 = 1 : 2.235 : 2^ 20/34
= 1 : 1.700 : 3^ 23/31 = 1 : 1.347 : 4^ 26/29 =
1 : 1.115 : 5^ 31/30 = 1 : 0.967 : 6^ 29/25 = 1
: 0.862
- Lubrication : splash
- Primary drive : helical gears, ratio 23/36=1 :1.565
- Final drive : CA.R.C. Compact Reactive Shaft Drive;
double universal joint with floating bevel gear,
ratio 12/44 = 1:3.666
- Clutch : dual disc dry
Chassis
- Frame : double cradle, in high tensile strengh
tubular steel
- Wheelbase : 1,495 mm
- Trail : 120 mm
- Steering head angle : 25,30°
- Steering angle : 32°
- Front suspension : telescopic hydraulic fork with
Ø 45 mm, preload adjustable
- Front wheel travel : 120 mm
- Rear suspension : single arm suspension progressive
linkage, rear shock absorber adjustable in rebound
ad pre-load (hydraulic)
- Rear wheel travel : 140 mm
- Front brake : twin Ø 320 mm stainless steel
floating discs, four piston calipers
- Rear brake : single Ø 282 mm steel disc,
2 piston caliper
- Wheels : three spokes light alloy wheels, gravity
casting
- Front wheel : 3.50” x 17”
- Rear wheel : 5.50” x 17”
- Front tyre : 120/70 ZR17”
- Rear tyre : 180/55 ZR17”
Electrical Equipment
- Voltage : 12 V
- Battery : 12 V – 18 Ah
- Alternator : 12 V – 540 W
Dimensions
- Length : 2,195 mm
- Width : 870 mm
- Height : 1,125 mm
- Seat height : 800 mm
- Ground clearance : 185 mm
- Dry weight : 231 kg
- Fuel tank capacity : 23 litre
- Reserve : 4 litre
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