Hyosung GT 650R (2004-06)

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The Hyosung GT 650R motorcycle was produced between 2004 and 2006, with a four-stroke, 647cc engine that had a compression ratio of 11.4:1 and could reach a maximum power of 76.4hp at 9000rpm. The engine was cooled with liquid and lubricated with wet sump semi-synthetic 10W/40 oil. The bike featured a 38mm carburetor induction and digital CDI ignition with NGK CR8E spark plugs. Starting was electric. The clutch was wet and multiple discs while the transmission had six speeds and the final drive was chain operated. The steel, double-pipe frame had 41mm oil upside-down fork front suspension and a swinging arm rear suspension, with 2x 300mm disc front brakes and a single 230mm rear brake. The bike’s dimensions were length 2060mm, width 740mm, and height 1125mm. It had a wheelbase of 1435mm and a seat height of 780mm. The dry weight of the bike was 195kg while the wet weight was 210kg. It had a fuel capacity of 17 liters and could reach a top speed of 203.8 km/h with a standing 1/4 mile of 13.0 seconds.

Technical specifications:

Make Model: Hyosung GT 650R

Year: 2004 – 06


Engine: Four stroke, 90 degrees V twin, DOHC, 4 valve per cylinder
Capacity: 647 cc / 39.4 cu-in
Bore x Stroke: 81.5 x 62 mm
Cooling System: Liquid cooled
Compression Ratio: 11.4:1
Lubrication: Wet sump
Engine Oil: Semi-Synthetic, 10W/40
Induction: 38 mm Carburettor
Ignition: Digital CDI
Spark Plug: NGK, CR8E
Starting: Electric
Max Power: 76.4 hp / 58.8 kW @ 9000 rpm
Max Torque: 68 Nm / 6.93 kg-m @ 7500 rpm
Clutch: Wet, multiple discs, cable operated
Transmission: 6 Speed

Final Drive: Chain
Frame: Steel, double pipe
Front Suspension: 41mm Oil upside down forks
Front Wheel Travel: 120 mm / 4.7 in
Rear Suspension: Swinging arm
Rear Wheel Travel: 100 mm / 3.9 in
Front Brakes: 2x 300mm discs
Rear Brakes: Single 230mm disc
Front Tyre: 120/60 -17
Rear Tyre: 160/60 -17
Dimensions: Length 2060 mm / 81.1 in Width 740 mm / 29.1 in Height 1125 mm / 44.2 in
Wheelbase: 1435 mm / 56.4 in
Seat Height: 780 mm / 30.7 in
Dry Weight: 195 kg / 429 lbs
Wet Weight: 210 kg / 462 lbs
Fuel Capacity: 17 Litres / 3.1 US gal
Standing 1/4 Mile: 13.0 sec
Top Speed: 203.8 km/h

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