Big Bear 400 4×4 IRS
2012 Big Bear 400 4×4 IRS
Time for Some Serious Mudslingin’.
Key Features:
- Potent, 386cc air/oil-cooled, SOHC four-stroke single delivers reliable, class-leading low-end and midrange power to tackle the hardest chores and toughest trails.
- Independent rear suspension offers excellent terrainability and all-day comfort.
- Class-exclusive, pushbutton On-Command® with Diff. Lock makes switching from 2WD to 4WD to 4WD Diff Lock a snap.
- Constant-mesh five-speed transmission with automatic clutch, reverse and super-low stump-pulling first gear means this is one hard-working ATV.
- Sealed wet brake out back provides long-lasting, consistent stopping power in even the harshest conditions.
- Full floorboards and high ground clearance keep the rider high and as dry as possible.
- Pushbutton electric starting in any gear is backed up by an auxiliary recoil starter.
Engine:
- Simple yet powerful 386cc air/oil-cooled, SOHC engine inhales through a heated, semi-oval slide 33mm BSR Mikuni® carburetor for seamless throttle response and excellent all-weather performance.
- DC-CDI ignition system ensures dependable starting and puts out consistent spark at all rpm for optimal engine performance.
- Large-capacity oil cooler with cooling fan helps maximize engine efficiency, even under heavy loads.
- Stainless steel muffler and header provide superior power characteristics, exhaust sound and unmatched durability.
- Tool-free, easy-access air filter box.
- Automatic cam chain tensioner reduces engine maintenance and helps extend engine life.
Chassis/Suspension:
- Special compact frame design uses fewer components to reduce weight and provide lighter steering, a tighter turning radius and superior durability.
- Class-leading turning radius provides maximum maneuverability on tight trails and while working with heavy equipment.
- Independent rear suspension provides excellent handling and all day comfort.
- High-tech sealed wet brake provides consistent, long-lasting braking performance in hostile environments.
- On-Command® drive selection with Diff. Lock lets you access full power from 4WD locked.
- Low seat height for great handling.
- Plenty of ground clearance and a high mount air intake makes this machine ready for muddy conditions.
- Independent double-wishbone front suspension with five-way preload-adjustable shocks and 5.8 inches of travel.
- Large-diameter ventilated hydraulic front disc brakes and a sealed rear wet brake provide plenty of stopping power in a variety of conditions.
- Reliable, low-maintenance front and rear shaft drive.
- Huge 25×8-12 front and 25×10-12 rear ITP® Mud Lite tires further boost ground clearance while providing great handling and traction.
- Specially designed A-arms with removable ball joints provide smooth operation and outstanding reliability.
- Built-in winch mounts.
Additional Features:
- Wrinkle-finish cargo racks are super-durable and can pack a class-leading total of 264 pounds (88 front, 176 rear) of payload.
- Speedometer with odometer/tripmeter adds greater versatility and allows rider to keep track of engine maintenance intervals.
- Standard center-mounted trailer hitch can hook up more than 900 pounds of payload.
- Full floorboards, lots of ground clearance and a high-mount air intake are ready for mud.
- Flat-style handlebars help provide light steering effort and great rider comfort.
- Large front and rear fenders with inner splash guards offer excellent mud and splash protection.
- Water-resistant, large-capacity underseat storage box provides added convenience.
- Heavy-duty, full-coverage A-arm and CV joint boot protectors help prevent damage to boot covers.
- Specially designed, thickly padded seat is widely contoured for incomparable rider comfort.
- Large-capacity, 4-gallon fuel tank has a built-in gauge.
- Mud and water-resistant automotive-type DC power outlet powers a wide range of accessories.
- Rugged, serrated footrests provide excellent grip and rider comfort with superb durability.
- Maintenance-free 18-amp-hour battery provides extra starting power.
- Underseat marine-spec electrical components ensure maximum protection from the elements and easy access.
- Bright multireflector 30-watt headlights feature wide positioning to maximize low-light and nighttime visibility.
- Easy-to-use, handlebar-mounted parking brake and choke lever.
- Built in Newnan, GA, USA.
| MSRP* | $6,649 (Realtree AP Camo) Available from September 2009
$6,299 (Hunter Green) Available from November 2009 $6,299 (Steel Blue) Available from November 2009 |
| Engine | |
| Type | 386cc, 4-stroke, air-/oil-cooled single; SOHC |
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| Bore x Stroke | 83.0mm x 71.5mm |
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| Compression Ratio | 8.6:1 |
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| Fuel Delivery | Mikuni® 33mm BSR |
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| Ignition | DC-CDI |
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| Starting System | Electric w/auxiliary pull |
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| Transmission | 5-speed w/reverse; automatic clutch; front- and rear-wheel engine braking |
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| Drive Train | Yamaha On-Command® pushbutton; 3-way locking differential; 2WD, 4WD, locked 4WD; shaft drive |
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| Chassis | |
| Suspension/Front | Independent double wishbone; 5-way preload adjustment, 5.8-in travel |
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| Suspension/Rear | Independent double wishbone; 5-way preload adjustment, 7.6-in travel |
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| Brakes/Front | Dual hydraulic discs |
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| Brakes/Rear | Sealed oil bathed, multi disc |
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| Tires/Front | AT25 x 8-12 ITP® Mud Lite |
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| Tires/Rear | AT25 x 10-12 ITP® Mud Lite |
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| Dimensions | |
| L x W x H | 79.4 x 43.9 x 46.7 in |
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| Seat Height | 35.2 in |
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| Wheelbase | 48.4 in |
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| Turning Radius | 126 in |
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| Ground Clearance | 10.5 in |
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| Fuel Capacity | 4.0 gal |
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| Wet Weight | 628 lb |
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| Rack Capacity | 88 lb Fr./176 lb Rr. |
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| Towing Capacity | 904 lb |
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| Other | |
| Instrumentation | Speedometer, odometer & fuel gauge |
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| Lighting | Dual 30W Krypton multireflector headlights & 21/5W brakelight |
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| Warranty | 6 Month (Limited Factory Warranty) |
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