FEATURES & BENEFITS
New for 2004:
- All-new, lightweight 46mm inverted Kayaba cartridge fork features 11.8" of travel with compression and rebound damping adjustability. Special coating on fork reduces stiction and also gives "factory" appearance.
- New lightweight aluminum kickstand flips up 20° higher for less interference with rider.
- Rear shock refinements include improved linkage for greater durability.
- New front and rear suspension settings for greater comfort.
- Light-weight front and rear calipers with aluminum pistons and revised front master cylinder, combined with 250mm fully floating front and 245mm rear disc, deliver strong stopping power with progressive control and feel.
Engine:
- The industry's most powerful and most advanced 4-stroke Enduro machine features electric starting.
- Liquid-cooled, 449cc, 5-valve, DOHC, 4-stroke with titanium valves features 63.4mm stroke delivering flat, broad torque (for instant hook-up) with high over-rev capacity and crisp, linear throttle response.
- Titanium valves and load-reduced springs are super light, reducing reciprocating mass for fast-revving, hard-hitting power delivery across the rev range.
- Lightweight crankshaft helps decrease inertial mass reducing friction for fast-revving low-rpm response.
- 39mm Keihin FCR flat-slide carburetor with throttle position sensor (TPS) ensures ultra-precise fuel/air mixing and lightning-quick throttle response.
- Digital CD ignition system delivers more precise spark and monitors engine speed to ensure optimal timing for faster, stronger response during hard acceleration.
- Large-capacity radiator and louvers ensures maximum cooling efficiency.
- Slick-shifting, wide-ratio, 5-speed transmission with YZ450F-spec, multi-plate clutch geared specially for quick-hitting power in woods and hard-pulling top-end on wide-open trails.
- Lightweight exhaust system maximizes engine power and allows hassle-free replacement of oil filter.
- Stainless steel muffler with USFS-approved spark arrestor looks trick and resists corrosion.
- Trick, works-style clutch lever features oversize barrel adjuster for easy, on-the-fly adjustability of lever/cable play.
- Automatic decompression system and convenient handlebar-mounted hot start lever ensures easy restarts.
Chassis/Suspension:
- Super-strong twin-spar frame is lightweight and laterally rigid for minimal flex and razor-sharp handling.
- Tapered swingarm is lightweight and rigid for compliant rear suspension action.
- Removable aluminum rear subframe constructed of square-section pipe for reduced weight.
- Rear suspension system features fully adjustable Kayaba shock with 12.4" of travel and separate adjusters for high- and low-speed compression damping
- Lightweight, removable aluminum rear subframe allows easy maintenance.
- Lightweight 21" front and 18" rear Excel rims provide exceptional durability and help reduce unsprung weight for optimal suspension performance.
- Premium Dunlop 739 knobbies offer unbeatable, competition-spec traction and excellent wear.
Additional Features:
- More weight savings come via, two-piece (part aluminum, part plastic) engine protector plates and thinner-walled engine guard construction.
- Enduro-legal lighting front and rear increase versatility by maximizing nighttime and low- light visibility.
- Large, 2.6-gallon fuel tank ensures excellent range.
- Resettable tripmeter allows rider to keep track of both mileage and fuel reserves.
- Adjustable front brake lever.
- Cleated rear brake lever and folding shift lever tip offer superb grip and excellent durability.
- Stylish Team Yamaha-inspired two-tone (black/blue) seat.
- Repackable exhaust silencer.
- Durable, comfortable handlebar grips.
- Stainless steel clutch cable for longer life.
- Warranty 30 Day (Limited Factory Warranty)
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