Moto Guzzi Grisso 850

Moto Guzzi Grisso 850
Category: Naked bike

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: 56 kW at 7600 rpm
Maximum torque: 70 Nm at 7000 rpm
Fuel system: Magneti Marelli IAW alfa-n system Multipoint phased sequential fuel; 2 throttle bodies of 40 mm with injectors Weber IW 031, Lambda sensor
Starting system: 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 strenght tubular steel
Wheelbase: 1554 mm
Trail: 108 mm
Steering head angle: 26.30°
Steering angle: 34°
Front suspension: 43 mm upside down fork, fully adjustable in spring preload and compression and rebound damping
Front wheel travel: 120 mm
Rear suspension: single sided swingarm with rising rate linkages, monoshock with separate gas
reservoir, fully adjustable in spring preload and compression and rebound damping
Rear wheel travel: 110 mm
Front brake: twin Ø 320 mm stainless steel floating discs and two calipers with four opposed pistons
Rear brake: single Ø 282 mm stainless steel fixed disc and floating caliper with two parallel pistons
Wheels: chill cast aluminium alloy, triple hollow spoke
Front rim: 3” x 17”
Rear rim: 5.50” x 17”
Front tyre: 120/70 ZR17
Rear tyre: 180/55 ZR17

ELECTRICAL EQUIPMENT
Battery: 12 V – 18 Ah
Alternator: 12 V – 540 W

DIMENSIONS
Length: 2260 mm
Width: 880 mm
Height: 1070 mm
Seat height: 800 mm
Ground clearance: 185 mm
Dry weight: 227 kg
Fuel tank capacity: 17.2 litres
Reserve: 3.3 litres