2011 Yamaha Big Bear 250 Technical Analysis & Specification Breakdown
Positioned in Yamaha's atv motorcycle lineup, the 2011 Yamaha Big Bear 250 relies on a 229.6 cc (14 cu in) air-cooled single cylinder, four-stroke powerplant. Internal engine geometry specifies a bore and stroke of 71.0 x 58.0 mm (2.8 x 2.3 inches) with a 8.7:1 compression ratio.
Rider ergonomics and chassis geometry center around a 772 mm (30.4 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,170 mm (46.1 in) wheelbase engineered for quick, flickable steering geometry. The 12-liter (3.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Yamaha archive, this model family spans 2 indexed model years from 2009 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
772 mm (30.4 in)
Engine
Displacement229.6 ccm (14.01 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Compression8.7:1
Bore x Stroke71.0 x 58.0 mm (2.8 x 2.3 inches)
Valves/Cylinder2
Fuel SystemCarburettor. BSR33/1
Fuel ControlSingle Overhead Cams (SOHC)
LubricationWet sump
CoolingAir
Transmission
Final DriveShaft drive (cardan) (final drive)
Driveline2WD. Ultramatic® V-belt with rear wheel engine braking, F/N/R.
Chassis
Front SuspensionMcPherson independent double wishbone, 5 position preload adjustment, 125 mm stroke
Rear SuspensionSwingarm, 135 mm stroke
Wheelbase1170 mm (46.1 inches)
Ground Clearance150 mm (5.9 inches)
Wheels & Brakes
Front Tyre22/7-10
Rear Tyre22/10-10
Front BrakesDouble disc
Rear BrakesExpanding brake (drum brake)
Dimensions & Weight
Seat Height772 mm (30.4 inches) If adjustable, lowest setting.
Overall Height1118 mm (44.0 inches)
Overall Length1916 mm (75.4 inches)
Overall Width1038 mm (40.9 inches)
Fuel Capacity12.00 litres (3.17 US gallons)
Oil Capacity1.80 litres (1.9 US quarts)
Other
StarterElectric
Color OptionsGreen
Carrying CapacityFront rack: 30 kg. Rear rack: 45 kg.
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.
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.
