The Yamaha huge Bear 400 to be a tough and also reliable quad that might get the project done. Its exceptional power to be a perfect trade-off because that top-end speed, and also its rough appeal, towing capabilities, and mighty engine were a big hit v consumers. People adored this wheeler, also with the imperfections.
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Often contrasted to a Fourtrax 300 and confused v a Wolverine, the Yamaha huge Bear 400 do itself fairly a adhering to during that is 12-year manufacturing run. Sporting a mid-size chassis, double driveline modes, smooth transmission, and also a powerful engine, the big Bear was a breakthrough for Yamaha.
The quad remained true to Yamaha’s reputation of developing reliable and also durable vehicles till the really end – so lot so that a lot of Yamaha enthusiasm were saddened through the discontinuation of the model in 2012. This read will enlighten girlfriend on why the big Bear is so well-loved by consumers, as you learn around its specs and also features, highs and also lows, and also more.
The Revolutionary 4×4The Yamaha large Bear 400 is the 17th version released by Yamaha because its 1980 Tri-Moto launched in the U.S. The Yamaha big Bear 400 was originally designed for work and carried the very same terminology together its 1987 350-class predecessor. That was no the very first ATV to have 4×4 specifications, yet it offset it by gift the an initial with totally camouflaged bodywork, making it renowned as a hunting vehicle. The four-wheeler was created from 2000 to 2012 before it ceased production to construct the remainder of Yamaha’s ATV lineup.
Yamaha obtained busy during the big Bear’s manufacturing run, developing several various trims throughout all version years:
Yamaha big Bear Trims2000 Yamaha huge Bear 400YFM400FWNM-FWNMC-FWNHM (4WD Buckmaster)YFM400M-NMC (2WD 4WD)2001 Yamaha big Bear 400YFM400FHN-FN (4WD Hunter)YFM400HN-N (2WD Realtree)2002 Yamaha big Bear 400YFM400P-HP (2X4 Hunter)YFM400FP (4X4)2003 Yamaha huge Bear 400YFM400FWR (4X4)YFM400NR (400 2WD)2004 Yamaha big Bear 400 (YFM40S 2WD)2004 Yamaha big Bear 400 (YFM40FS 4X4)2005 Yamaha big Bear 400 (YFM40FT 4X4)2006 Yamaha huge Bear 400 (YFM40FV 4X4)2007 Yamaha big Bear 400YFM40FBEW-FBHW-FBW (4WD Hunter IRS experimenting Edition)2008 Yamaha big Bear 400YFM400FBHX-FBXGR-FBXL-FBXR 4WD2009 Yamaha large Bear 400 (FM400FB 4WD)2010 Yamaha huge Bear 400 (YFM400FB 4WD)2011 Yamaha large Bear 400YFM400FBAGR-FBAL-FBHA big Bear 4WD2012 Yamaha big Bear 400 (YFM400FB 4WD)
If over there is something that best signifies the carrier surname of this model, that is the engine. The strength mill that this quad is equivalent to a V8 fitted right into a mid-size 4×4. It has actually a dust bike-style BSR33 carb, a 4-gallon gas tank, a big oil-cooler, and a CDI ignition. ~ above the outside, the quad’s flexible plastic fenders are indestructible, simple to clean and also offer enough splash protection. Front and also rear bumpers protect the mechanically components, and also racks administer plenty of cargo space. Electronics and also fuses are under the seat, in addition to the airbox and also battery.
2000 Yamaha huge Bear 400 Specs (YFM400FNM)Engine– it is powered by a four-stroke, air-cooled, single-cylinder SOHC engine. The forward-inclined power mill has actually a bore-stroke proportion of 83 × 71.5 millimeters (3.27 × 2.82 inches). The Yamaha big Bear 400 4×4 has actually an engine displacement of 386 cubic centimeters, a compression ratio of 8.6:1, and also a wet sump lubrication system. A 33-mm Mikuni BSR carburetor handles the air-fuel mixture. Fuel tank volume is 3.96 us gallons/15 liters, through 1.06 us gallons/4 liters reserve.Brakes– Front dual hydraulic disc brakes and also a sealed mechanical north at the rear administer the big Bear preventing power.Suspension– The quad attributes an elevation double-wishbone front and swing arm rear suspension through five-way preload-adjustable shocks because that both that permit 5.9 inches of wheel travel. The 2004 Yamaha huge Bear 400 had actually high-quality Showa spring/shocks front and rear. For all models, the vehicle’s IRS gives maximum floor clearance and excellent maneuverability on diverse terrain.Dimensions– The quad’s in its entirety dimensions space 79 x 43.7 x 46.1 inch (2,007 x 1,111 x 1,172 millimeter – l x W x H). The minimum ground clearance is 9.65 inches, if the minimum transforming radius is 124 inches. The automobile wheelbase is 48.4 inches. Curb load is 266 Kg/586 lbs. Towing volume is 904 lbs/410 Kg, plus 265 lbs/120.2 Kg linked rack capacity.Exterior– the is made up of a steel tube structure (with a 4° caster angle and 21-mm trail) and plastic human body material. The complete floorboard is top top the driver’s side. The wheeler comes v standard handgrips, fenders, former A-arm skid plate, and front/rear bash plates. Instrumentation is composed of a expedition odometer, speedometer, and also temperature/fuel indicators, and you will find 88 lbs/39.9 Kg worth of extra storage under the seat.
The Yamaha big Bear 400 had 30 trims throughout its 12-year production run based upon online references and research.
What large Bear owners Love about Their Quad
Big be afflicted with owners have actually a thing or 2 that castle love about the vehicle. Because that some, the is the auto clutch manual transition and five-speed transmission. Because that rock crawlers, it is the at sight low first gear. The is the lack of a CVT belt (according to them, these belts require an ext to maintain). And for the working John, that is the wheeler’s mid-range power and towing capacity.
Riders appreciate absent out on having a turbo lag when letting off and also quickly getting back on the throttle. Farmer marvel in ~ the quad’s ability to traction 12-foot logs through no difficulty. Human being who have bought the vehicle say the they make a good choice in choosing the large Bear over the Wolverine, and also most favor the manual-shift transmissions over the an ext recent trims that came out.
Yamaha huge Bear 400 height Speed
The large Bear peak speed is 52 mph on stock – however only averages as much as 45 mph for many owners. If the quad is expected for hard work and low-end grunt, there are a couple of Yamaha huge Bear 400 parts that you have the right to upgrade to boost its top-end speed and power delivery and its look and off-road readiness. Below are a couple of of them:New rims and also taller tires2-inch bracket liftSnorkel kit and brand-new fuel lines (great for water crossing and mud holes)LED lamp to replace the Krypton bulbsWinchHMF performance exhaustBigger main jet in the carburetor for much more powerFull belly steel skid plates and also A-arm protectors (if you carry out a most rock crawling)
A word to the wise – performance mods to her engine will certainly not make you struggle a peak speed of over 60 mph because of the equipment ratio on this wheelers – meaning transforming the gear ratio is the foremost thing you have to do. If you intended to save the direct drive shaft and rims stock, the only way to go is to obtain bigger tires. However, tires bigger 보다 25″ (stock to mount) are tough to come by – you may finish up spending end $750 for custom rims and also rubber.
More about the big BearWhat fuel must I use for the Yamaha large Bear 400? You have to use regular unleaded gasoline with a pump Octane number of 86+ and also a study Octane variety of 91 or higher. 4 us gal/15 liters should be enough to fill her tank. Leaded gasoline deserve to be used yet only as a critical resort. Also, use fuel with much less than 10% ethanol and also less than 5% methanol, together these variants may damage the fuel system or cause automobile performance issues.How execute you change the oil on a Yamaha big Bear 400? Before friend start, make certain to have actually a socket wrench set, one oil record basin, new oil, and a filter. Once you have these, girlfriend will an initial have come park her ATV top top level ground, access the drainpipe plug close to the bottom of the oil pan, drain out every the oil, screw a new oil filter in place, fill the an equipment with the encourage amount of oil, then start your ATV and also check that the oil gauge is within the common range.Does the Yamaha huge Bear 400 have actually flaws? For secondhand big Bear purchases, the wheeler would naturally have actually washed-out plastics and rusted racks. Aftermarket brake shoes room too little for the rear drum. Furthermore, some huge Bears suffer recurring, uncertain battery drain.What is the Yamaha large Bear worth? The perform prices the the Yamaha huge Bear 400 variety from $5,399 to $6,599, depending upon model year, trim, and added accessories. Camo-styled trims space the many expensive the the lot. The mean retail value is between $1,175 and also $4,050 based upon Nada travel guide pricing. Kelly Blue book value for a 2001 Yamaha big Bear 400 is $1,510 when trading in at a dealership.
Yamaha engine Company restricted is well-known as a human being leader in motorsports that has actually spawned the ATV sector in the ’80s. The Japanese proceed to create a large array the life-enriching products and services – consisting of motorcycles, off-road vehicles, an individual watercraft, speed boats, and outboard motors. The mission that creatingKandois ever-present in that product offerings and services. In ~ present, Yamaha continues to innovate, excite, inspire confidence, and strengthen ties to increase its offerings worldwide.
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Conclusion – Yamaha large Bear 400
The Yamaha huge Bear 400 is difficult as nails and also thrives under battlefield conditions. Even if it is you room on 10,000 feet that elevation, in extremely high or sub-zero temperatures, or top top slick or outlet terrain, the never falls short to deliver. It may not it is in a hotshot by today’s standards. But during its time, it was among the most innovative multifunctional four-wheelers on the market. This revolutionary four-wheeler has and also continues to knife itself a amazing reputation.