YAMAHA Big Bear 400 4x4 IRS (2010-2011) Specs, Performance & Photos
Segment: ATV/Quad
Production years: 2010, 2011
5 Photos
The 2010 Yamaha Big Bear 400 4x4 IRS is a reliable partner for when the off-road going gets tough: building on the proven dependability of the series, the 2010 model boasts the amazing independent rear suspension for exceptional ground tracking in multiple conditions, regardless of the loading status. An exceptional workhorse for those who need solid terrainability, the 2010 Yamaha Big Bear 400 4x4 IRS can double as a nifty camping machine for weekend fun.
On-command 4WD and selectable differential locking and rear-wheel engine braking ensures great passability over difficult terrain and down steep gradients for a more reassuring feel, while the sealed rear brake adds to the ease of taming this brawny beast. Resilient wrinkle-finish racks and full floorboards add to the functionality and convenience of the 2010 Yamaha Big Bear 400 4x4 IRS, making it fun and useful in all weather conditions.
YAMAHA Big Bear 400 4x4 IRS 2010-2011
YAMAHA Big Bear 400 4x4 IRS 386
| engine specs | Type: | 4-stroke, Air-/oil-cooled Single, SOHC | Displacement: | 386 cm3 | Bore X Stroke: | 3.3x2.8 in OR 84 mm | Compression Ratio: | 8.6:1 | Horsepower: | / KW(hp)/RPM | Torque: | 0/ lb-ft/RPM OR 0 Nm/RPM | Fuel System: | Mikuni 33mm BSR |
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| transmission specs | Gearbox: | 5-speed, reverse | Clutch: | Automatic clutch | Primary Drive: | - | Final Drive: | 2WD, 4WD, locked 4WD; shaft drive |
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| chassis specs | Frame: | Steel | Front Suspension: | Independent double wishbone; 5.8-in travel | Rear Suspension: | Independent double wishbone; 7.6-in travel | Front Brake: | Dual Hydraulic Discs | Rear Brake: | Sealed oil bathed, multi disc |
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| dimension specs | Overall Length: | 79.4 in OR 2017 mm | Overall Width: | 43.9 in OR 1115 mm | Seat Height: | 35.2 in OR 894 mm | Wheelbase: | 48.4 in OR 1229 mm | Ground Clearance: | 10.5 in OR 267 mm | Weight: | 628 lbs OR 285 kg | Fuel Capacity: | 4 gallons OR 15.1 L |
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| tyres specs | Front: | AT25 x 8-12 ITP Mud Lite | Rear: | AT25 x 10-12 ITP Mud Lite |
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