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A YZ-bred advanced aluminum frame—carefully engineered from castings, forgings and extrusions—enhances handling while retaining legendary Yamaha feel and characteristics. |
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Now there’s even more controllable power flowing from the five-titanium-valve, 11,000 rpm engine—and it starts with the push of a button. |
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Cool, digital enduro computer offers speedometer, clock, tripmeter, etc. in basic mode – or pace management functions such as timer, distance-compensating tripmeter, average speed, etc. when switched to race mode. |
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California green sticker compliant. |
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449 cc liquid-cooled, DOHC four-stroke with titanium valves delivers more broad power than ever, with high over-rev capacity and crisp, linear throttle response. |
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Changing the cylinder mounting angle to a more vertical position in the new frame provides excellent overall machine balance. |
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Revised camshafts, carburetion, intake ports, exhaust, etc., all work together to produce an engine with even more low- and mid-range power. |
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New crank with revised balance factor and new AC generator provides super-smooth running. Strong new connecting rod and piston oil-jet for increased cooling and long life. |
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New, dry sump lubrication system carries the oil reservoir inside the engine cases, for excellent mass centralization and simplified plumbing. |
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39 mm Keihin FCR flat-slide carburetor with throttle position sensor (TPS) produces ultra-precise fuel/air mixing and lightning-quick throttle response. |
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New “no tools” airbox adopts hinge-type quick-open lid. Battery rides 8 mm lower than before for improved handling. |
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Digital CDI ignition system delivers more precise spark and monitors engine speed to ensure optimal timing for fast, strong response during hard acceleration. |
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New, bigger radiators with reinforcements ensure maximum cooling efficiency with greater strength. |
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Wide-ratio five-speed transmission uses strengthened gears and YZ450F-spec multi-plate clutch—good for quick-hitting power in the woods as well as eye-opening top-end power. |
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Lightweight exhaust system maximizes engine power and allows hassle-free replacement of oil filter. |
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Aluminum muffler with USFS-approved spark arrestor looks trick and keeps things light. |
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Works-style clutch lever features oversize barrel adjuster for easy, on-the-fly adjustability of lever/cable play. |
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Electric start ensures easy restarts. |
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All-new YZ-inspired aluminum frame helps reduce weight while optimizing mass centralization. An extensively tested assembly of aluminum forgings, castings and extrusions. The new WR frame retains legendary Yamaha handling and response. |
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Removable aluminum rear subframe constructed of square-section tube for reduced weight. |
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Fully adjustable air/oil-separate 48 mm fork tubes deliver precise, fade-free handling; fork protectors provide excellent tube coverage. |
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Tapered swingarm adopts YZ-style linkage for controlled, compliant rear suspension action. Revised axle and holders reduce weight in a critical area. |
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The Kayaba shock provides 12-inches of travel with adjusters for high- and low-speed compression damping, rebound and spring preload—and features a larger piggyback reservoir for excellent damping and fade resistance. |
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New, wave disc brake rotors front and rear reduce unsprung weight and provide excellent performance. Front and rear calipers with aluminum pistons deliver strong stopping power with progressive feel. |
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Lightweight 21-inch front and 18-inch rear Excel rims provide exceptional durability and help reduce unsprung weight for optimal suspension performance. |
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Premium Dunlops offer unbeatable, competition-spec traction and excellent wear. |
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Cool new YZ-derived bodywork, new engine covers and a thick new seat look great and feel excellent on long rides. |
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New ProTaper aluminum handlebar and new forged triple clamp shaves weight and provides easier, lighter cornering. |
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Slim design lightweight fuel tank holds 2.1-gallons. |
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One-piece, high strength, plastic skid plate shaves weight and offers great protection. |
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Lightweight headlight and sweet LED taillight maximize visibility and draw less current. |
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Adjustable front brake lever. |
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Wide footpegs are also lower for more comfort. |
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Re-packable aluminum muffler. |
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Front wheel collar makes front wheel removal quick and easy. |
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Specs, Quotes, Overview
Standard Features