YFZ450R’s sharp-handling chassis and ultra-responsive engine have made it today's number one racing ATV. A race-bred assist and slipper clutch gives more precise control over corner entry speed for quicker lap times - while the uprated engine delivers superfast throttle response and hard-hitting high rpm power for holeshot-winning performance.

Sharp-designed bodywork gives the rider space to shift bodyweight during cornering or hard acceleration. And the light shocks make for super sharp handling.
 

> Quick revving race-ready engine
> Advanced titanium cylinder head
> KYB piggyback suspension
> Ultra-sharp handling chassis
> Assist and slipper clutch
> Race-bred ergonomics
> Wide track with Maxxis tyres

  • Engine Type Liquid-cooled, 4-stroke, DOHC, 5-valve, single cylinder
  • Displacement (cc)449.0
  • Bore x Stroke (mm)95.0 x 63.4
  • Compression Ratio11.8 : 1
  • Lubrication System Dry sump
  • Fuel Management Fuel Injection
  • Ignition TCI
  • Starter System Electric
  • Fuel Tank Capacity (L)10.0
  • Final Transmission Chain
  • Transmission Constant mesh 5-speed
  • Frame TypeAluminium and steel tube
  • Suspension Front Independent double wishbone, 250mm travel
  • Suspension Rear Swingarm (link suspension), 280mm travel
  • Brakes Front Hydraulic dual discs
  • Brakes Rear Hydraulic wave type disc
  • Tyres Front AT21 X 7R10
  • Tyres Rear AT20 X 10R9
  • Length (mm)1795
  • Width (mm)1240
  • Height (mm)1065
  • Seat Height (mm)810
  • Wheelbase (mm)1270
  • Ground Clearance (mm)115
  • Wet Weight (kg)184