Monster 620 (2003)

Engine
Type
L-Twin cylinder, 2 valve per cylinder Desmodromic, air cooled
Displacement
618cc
Bore x Stroke
80x61.5mm
Compression Ratio
10.5:1 
Power
60hp - 44kW @ 9500rpm
Torque
5.4kgm @ 6750rpm
Fuel Injection
Marelli electronic fuel injection, 45mm throttle body
Exhaust
2 aluminium mufflers with 3-way catalytic converter
Trasmission
Gearbox
6 speed (Dark version: 5 speed)
Primary drive
Straight cut gears, ratio 1.85
Ratio
1st 32/13, 2nd 30/18, 3rd 28/21, 4th 26/23, 5th 22/22 6th 24/26 (Dark version: 1st 40/16, 2nd 36/21, 3rd 32/24, 4th 29/27, 5th 28/29)
Final drive
Chain; Front sprocket 15; Rear sprocket 48 (Dark version: 46)
Clutch
Wet multiplate with hydraulic control
Chassis
Frame
Tubular steel trellis
Front suspension
43mm upside-down fork
Front Wheel
3-spoke light alloy 3.50x17
Front Tyre
120/60 ZR17
Rear suspension
Progressive linkage with Sachs adjustable monoshock.
Rear Wheel
3-spoke light alloy 5.50 x 17
Rear Tyre
160/60 ZR17
wheel-travel-front
130mm / 5.1in
wheel-travel-rear
148mm / 5.8in
Front Brake
2 x 320 mm discs, 4-piston caliper
Rear Brake
245mm disc, 2-piston caliper
Instrumentation
Electronic panel: Speedometer, rev counter, neutral light, oil pressure warning light, low fuel warning light, high beam indicator, turn signals, immobilizer, LCD oil temperature, LCD clock
Dimensions and Weights
Dry Weight
177kg / 390lb
Seat Height
770mm / 30.3in
Wheelbase
1440mm / 56.7in
Rake
24°
Fuel Tank Capacity
15l (of which 3.5l reserve) / 3.9 US gal (of which 1 US gal reserve)
Number of Seats
620, 620 Dark, 620 Dark Single Disc
Warranty and Maintenance
Warranty
2 years unlimited mileage
Emissions and Consumption
Standard
Euro2