Page 206 of Kawasaki Motorcycles by Kawasaki USA

SPECIFICATIONS KX250R6F (KX250) ENGINE Type ...........................................................2-stroke Single with KIPS Displacement.............................................249 cm 3 Bore and Stroke.........................................66.4 x 72.0 mm Compression Ratio....................................10.5:1 (low speed); 9.1:1 (high speed) Carburettor.................................................Keihin PWK 38S Induction ....................................................4-petal carbon-fibre piston reed valve Ignition........................................................Digital CDI Cooling.......................................................Liquid, twin radiators Lubrication .................................................Pre-mix (32:1) DRIVETRAIN Transmission .............................................5-speed, return Primary drive..............................................Gear Final drive ..................................................Chain Primary reduction ratio ..............................3.000 (63/21) Gear ratios: 1 st.......................1.800 (27/15) 2 nd......................1.437 (23/16) 3 rd ......................1.176 (20/17) 4 th ......................1.000 (21/21) 5 th ......................0.869 (20/23) Final reduction ratio...................................3.923 (51/13) Clutch.........................................................Wet multi-disc, manual FRAME Type ...........................................................High-tensile steel perimeter with bolt-on aluminum rear section Suspension: Front, Kayaba ...48 mm upside-down, cartridge-type, AOS telescopic fork, 16-click compression and 16-click rebound damping Rear, Kayaba....Uni-Trak with fully adjustable preload, 18-click low speed, 2 turns or more high speed compression and 16-click rebound damping Wheel travel: Front, Rear........300mm, 310mm Tire: Front, Rear........80/100-21 51M, 110/90-19 62M Caster (rake)..............................................26 Trail ............................................................105 mm BRAKES Front...........................................................Dual-piston caliper, 250 mm semi-floating petal disc Rear ...........................................................Single-piston caliper, 240 mm petal disc DIMENSIONS Overall length.............................................2,185 mm Overall width..............................................815 mm Overall height.............................................1,265 mm Wheelbase.................................................1,480 mm Ground clearance......................................340 mm Seat height.................................................965 mm Dry weight..................................................97 kg Fuel capacity..............................................8.2 litres The specifications mentioned here apply to and have been achieved by production models under standard operating conditions. We intend only to give a fair description of the vehicle and its performance capabilities but these specifications may not apply to every machine supplied for sale. Kawasaki reserves the right to alter specifications without prior notice. (7142)

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