2015 Yamaha YZ85 | Dirt Rider

2015 Yamaha YZ85

  • 2015 Yamaha YZ85

Editor's Rating



Displacement (CC)


Seat Height (in)


Wet Weight (lbs)


It's widely known that kids are the future of the world, and what better way to raise those kids than on a Yamaha dirt bike? Made in Japan and built specifically for the youth rider, the 2015 YZ85 brings big-bike performance to a pint-sized package, all for $4,090 of lawn-mowing money. So long as junior is comfortable with a 34-inch seat height and 157-pound overall weight, the YZ85 should be a great learning tool for your youngster. The 85cc package may not be small, but depending on what your kid is looking for, it may be the perfect amount of punch to haul them around as they develop their skills and create awesome memories. Get more info on the latest minis.

Yamaha's mini bike game is strong, thanks to the brand's continual investment in two-strokes and a broad playbike lineup that is both beginner friendly and extremely dependable. The 2015 YZ85 is a popular Yamaha mini model, coming stock with hydraulic disc front brakes, a 34.0-inch seat height, 157 wet pounds of fun, and a 85cc engine. The bike sells for $4,090, and there are multiple aftermarket hop-up options available if you want to customize the power, handling, and ergonomics specifically for you.

"This is an expert-oriented 85cc racer that does not have a powervalve, so it lacks much bottom end power. Because of this, the YZ’s strong surge of mid-and-up power takes skill to keep under control and take full advantage of the bike’s explosiveness on t"

Pete Peterson, Dirt Rider Associate Editor



  • Bore (MM)47.5
  • Compression Ratio8.2:1
  • CoolingLiquid
  • Displacement in CC85
  • Displacement in CI5.2
  • Engine TypeSingle-Cylinder
  • StarterKick
  • Stroke47.8
  • Valve ConfigurationReed Valve


  • Numer Of Speeds6
  • Transmission TypeManual


  • Front TireDunlop® 70/100 R17
  • Rear TireDunlop® 90/100 R14


  • Front Brake Diameter220
  • Front Brake TypeHydraulic Disc
  • Rear Brake Diameter7.5
  • Rear Brake TypeHydraulic Disc

Suspension & Steering

  • Air AdjustableNo
  • Front Suspension Brand NameKYB
  • Front Suspension TypeInverted Fork
  • Rear Adjustable Rebound DampingYes
  • Rear Adjustable Shock / Spring Pre-LoadYes
  • Rear Suspension Brand NameKabaya
  • Rear Suspension TypeTwin Sided Swing Arm
  • Seat Height (in)34


  • Fuel Capacity (gal)1.3
  • Manufacturer CountryJapan
  • Manufacturer TypeMotorcross
  • Wet Weight (lbs)157
  • Wheelbase (in)49.5

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