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2021 Kawasaki KX85-II Review & Specs

Updated: Jun 03, 2023
2021-Kawasaki-KX85-II, kids motorcycle
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2021-Kawasaki-KX85-II, kids motorcycle

Best kids motorbike for Training 

The 2021 KX85-II is a big wheel motorcycle that has been proven to offer excellent performance to amateur riders. It has a proportionate power of 84cc engine with race-ready technology to provide young racers with the chance to win championships and sharpen their skills. 

kids motorcycle
Source: Kawasaki

You will love the design of this KX85-II because it has a slim frame with a small fuel cap to make it easy for you to transition from the front to the rear end of the bike. With a 36 mm inverted cartridge fork and an adjustable compression damping, you are bound to experience excellent tuning throughout the remarkable 275 mm of travel. 

The Uni-Trak rear suspension is versatile and stable enough and features a fully adjustable KYB shock. The green anodized and black spring adjusters improve the factor look of the KX85-II. The petal-shaped discs give this bike a whimsical style. 

Another vital factor of the KX85-II is its powerful 2-stroke engine that is high performing and produces crisp, responsive power and guaranteed durability that helps you to complete each ride with confidence. The bike’s radiator is hand-built to conform to the power output. It also keeps the KX85-II cool when the racing action becomes hot. 

This KX85-II is designed to grow with young racers, making it a great kids’ motorcycle. It features a six-position adjustable handlebar mount and 2-position forward-backward adjustment and optional spacers to ensure three positions of height adjustments. Thanks to the pull-type clutch actuation on this KX85-II, you are guaranteed smooth operation and easy maintenance. 

Top Features 

  1. 6-way adjustable handlebar position.
  2. Large radiator for additional cooling. 
  3. 6-speed transmission.
  4. Powerful two-strike engine.
  5. Pull-type clutch system.

Detailed Specifications (Specs)

2021 KX85 II specs best kids motorbike
Source: Kawasaki


  • Type – Liquid-cooled, 2-stroke Single.
  • Compression ratio – Low speed 10.9:1, high speed 9.0:1.
  • Displacement – 84 cm³.
  • Fuel – Carburettors: Keihin PWK 28.
  • Induction – Reed Valve. 
  • Bore x Stroke – 48.5 x 45.8 mm.


  • Brakes – petal disc with a dual-piston calliper.
  • Front Suspension- 36 mm inverted telescopic with fork 20-way compression damping.  
  • Rear Tire – 90/100-16.
  • Front Tire – 70/100-19.


  • Curb weight – 77.0 kg.
  • Seat height – 870 mm.
  • Wheelbase – 1,310 mm.
  • Rake – 29 degrees.
  • Ground clearance – 330 mm.
  • Trail – 109.2 mm.
  • Fuel capacity – 5.0 litres.
  • The slim bodywork and racy graphics makes it look good when racing
  • Available in two sizes
  • Not everyone will like the raised shape
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