| Yamaha's profilation of this bike | 
  | New Grizzly 700-inspired front-end styling boasts convenient waterproof storage compartment on the front fender. | 
    
        | General information | 
  
    | Model | Yamaha Grizzly 450 Auto 4x4 IRS | 
    | Year of manufacture | 2009 | 
    | Type | ATV | 
| Price as new | US$ 6499.   MSRP depends on country, taxes, accessories, etc. | 
    | Rating | 4.0   Check out the detailed rating of reliability, maintenance costs, value for money, etc. Compare with any other motorcycle. | 
    
        | Engine and transmission | 
  
    | Engine size | 421.0 ccm (25.69 cubic inches) | 
    | Type of engine | Single cylinder, four-stroke | 
    | Compression | 10.0:1 | 
    | Bore x stroke | 84.5 x 75.0 mm (3.3 x 3.0 inches) | 
    | Fuel system | Carburettor. Mikuni® 33mm BSR | 
    | Fuel control | Single Overhead Cams (SOHC) | 
    | Ignition | DC-CDI | 
    | Cooling system | Liquid | 
    | Gearbox | 5-speed | 
    | Transmission type | Shaft drive (cardan)  (final drive) | 
    
        | Chassis, suspension, brakes and wheels | 
  
    | Front suspension | Independent double wishbone | 
    | Front wheel travel | 127 mm (5.0 inches) | 
    | Rear suspension | Independent double wishbone | 
    | Rear wheel travel | 127 mm (5.0 inches) | 
    | Front tire | 25/7-12 | 
    | Rear tire | 25/10-12 | 
    | Front brakes | Double disc | 
    | Rear brakes | Double disc | 
    
        | Physical measures and capacities | 
  
    | Dry weight | 267.6 kg (590.0 pounds) | 
    | Seat height | 851 mm (33.5 inches) If adjustable, lowest setting. | 
    | Overall length | 1994 mm (78.5 inches) | 
    | Ground clearance | 274 mm (10.8 inches) | 
    | Wheelbase | 1232 mm (48.5 inches) | 
    | Fuel capacity | 15.14 litres (4.00 US gallons) | 
    
        | Other specifications | 
  
    | Color options | Black Metalic, Hunter Green, Steel Blue, Realtree® AP HD® Camouflage | 
    | Starter | Electric | 
    | Comments | Yamaha On-Command® pushbutton; 3-way locking differential; 2WD, 4WD, locked 4WD; shaft drive. | 
| Update specs | Report missing specs or required updates. | 
    
        | Further information | 
  | Insurance costs | Compare US insurance quotes from the nation's top providers. | 
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. | 
| Ask questions | Join the 09 Yamaha Grizzly 450 Auto 4x4 IRS discussion group or the general Yamaha discussion group. | 
| Related bikes | List related bikes for comparison of specs. | 
    
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