2009 UM V2C-650S Technical Analysis & Specification Breakdown
Built around UM's custom - cruiser motorcycle platform, the 2009 UM V2C-650S features a 647 cc (39.5 cu in) liquid-cooled v2, four-stroke configuration. Internal engine geometry specifies a bore and stroke of 81.5 x 62.0 mm (3.2 x 2.4 inches) with a 11.5:1 compression ratio.
On the scales, the V2C-650S measures 225.9 kg (498 lbs) dry. Rider ergonomics and chassis geometry center around a 698 mm (27.5 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 1,660 mm (65.4 in) wheelbase engineered for planted straight-line stability. The 15.97-liter (4.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's UM archive, this model family spans 3 indexed model years from 2007 to 2009, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
698 mm (27.5 in)
Engine
Displacement647.0 ccm (39.48 cubic inches)
Engine TypeV2, four-stroke
Engine DetailsV2, four-stroke
Compression11.5:1
Bore x Stroke81.5 x 62.0 mm (3.2 x 2.4 inches)
Fuel SystemCarburettor. 2 x Mikuni, 38 mm
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
IgnitionCDI
CoolingLiquid
Transmission
Gearbox5-speed
Final DriveBelt (final drive)
Chassis
Front Suspension41mm inverted telescopic forks
Rear SuspensionSwingarm
Wheelbase1660 mm (65.4 inches)
Wheels & Brakes
Front Tyre120/70-ZR18
Rear Tyre180/55-ZR17
Front BrakesDouble disc
Rear BrakesSingle disc
Dimensions & Weight
Dry Weight225.9 kg (498.0 pounds)
Seat Height698 mm (27.5 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
