2011 Yamaha YFZ450X

2011 Yamaha YFZ450X Specifications

  • Updated: 2023-03-20

General information

ModelYamaha YFZ450X
Price as newUS$ 8599. MSRP depends on country, taxes, accessories, etc.

Engine and transmission

Displacement449.0 ccm (27.40 cubic inches)
Engine typeSingle cylinder, four-stroke
Engine detailsLiquid Cooled w/Fan, Titanium 5-Valve DOHC
Bore x stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves per cylinder5
Fuel systemInjection. Yamaha Fuel Injection (YFI), 42mm
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
IgnitionDigital TCI: Transistor Controlled Ignition
Cooling systemLiquid
Transmission typeChain (final drive)
ClutchDrive Train
Driveline2WD; Sealed O-Ring Chain, Eccentric Adjustment

Chassis, suspension, brakes and wheels

Front suspensionIndependent double wishbone, w/Kashima coated piggyback shocks, High/Low speed compression, rebound and threaded preload adjustment, 9.4-in travel
Rear suspensionCast aluminum swingarm w/piggyback High/Low speed compression, rebound and threaded preload adjustment, 11.0-in travel
Front tire21/7-10
Rear tire20/10-9
Front brakesDouble disc
Rear brakesSingle disc
Weight incl. oil, gas, etc181.4 kg (400.0 pounds)
Seat height810 mm (31.9 inches) If adjustable, lowest setting.
Overall height1064 mm (41.9 inches)
Overall length1796 mm (70.7 inches)
Overall width1171 mm (46.1 inches)
Ground clearance114 mm (4.5 inches)
Wheelbase1270 mm (50.0 inches)
Fuel capacity9.84 litres (2.60 US gallons)
Show all bikes made in 2011