Kawasaki KX85

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Powered by a proven 84 cc engine combined with a chassis designed to maximise engine performance, the KX85 motorcycle is engineered to give young racers a competitive edge. With factory-inspired components and a choice of wheel sizes to accommodate a wider range of riders, these serious race machines help carve the path to the podium.

Key Features

  • 84
  • NEW KYB ø43
  • NEW RIGID PERIMETER FRAME
  • NEW LARGE ø240
  • UPDATED FACTORY-INSPIRED KX STYLING
Engine2-stroke Single with KIPS
Displacement84 cc
Bore x Stroke48.5 x 45.8 mm
Compression Ratio10.9:1 (low speed), 9.0:1 (high speed)
InductionPiston reed valve
Fuel SystemCarburettor: Keihin PWK28
IgnitionDigital-CDI
StartingPrimary kick
CoolingLiquid-cooled
LubricationPre-mix (32:1)
Transmission6-speed, return
Primary Reduction Ratio3.400 (68/20)
Gear Ratio: 1st2.538 (33/13)
Gear Ratio: 2nd1.875 (30/16)
Gear Ratio: 3rd1.500 (27/18)
Gear Ratio: 4th1.250 (25/20)
Gear Ratio: 5th1.090 (24/22)
Gear Ratio: 6th0.956 (22/23)
Final Reduction Ratio3.643 (51/14)
ClutchWet multi-disc, manual
Final DriveChain
FramePerimeter, high-tensile steel
Front Suspensionø43 mm inverted fork with adjustable compression and rebound damping
Rear SuspensionUni Trak, single shock with adjustable dual-range (high/low-speed) compression damping, adjustable rebound damping and adjustable spring preload
Front Wheel Travel275 mm
Rear Wheel Travel275 mm
Rake29.2°
Trail103 mm
Steering Angle (L/R)39° / 39°
Front Tyre70/100-17 40M
Rear Tyre90/100-14 49M
Front Brake/sø240 mm petal disc
Front Caliper/sDual-piston
Rear Brakeø220 mm petal disc
Rear CaliperSingle-piston
Dimensions (LxWxH)1,835 x 800 x 1,115 mm
Wheelbase1,265 mm
Road Clearance295 mm
Seat Height830 mm
Curb Weight*76.4 kg
Weight without Fuel72.7 kg
Fuel Capacity5.0 litres
Model CodeKX85ETFNN