YZ85

YZ85

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Description

Built for fun. Built to win. The updated YZ85 serves up big‑bike specs in a small‑bike package.

Specifications

  • ENGINE
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    • Engine Type
      85cc liquid-cooled 2-stroke; reed-valve inducted
    • Cylinders
      1
    • Engine Stroke
      2-Stroke
    • Cooling
      Liquid
    • Valves
      0
    • Valves Per Cylinder
      0
    • Valve Configuration
      Reed Valve
    • Bore (in)
      1.87
    • Stroke (in)
      1.89
    • Displacement (cc)
      85
    • Carburetion Brand
      Keihin
    • Fuel Injector
      No
    • Carburetor
      Yes
    • Number Of Carburetors
      1
    • Carburetion Type
      Carburetor
    • Compression Ratio (Secondary)
      9.6:1
    • Turbocharged
      No
    • Supercharged
      No
    • Bore x Stroke
      47.5mm x 47.8mm
    • Compression ratio
      8.2~9.6:1
    • Fuel Delivery
      Hitachi Astemo® Keihin PWK28 carburetor
    • Transmission
      6-speed; multiplate wet clutch
    • Final Drive
      Chain
  • TRANSMISSION
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    • Transmission Type
      Manual
    • Number Of Speeds
      6
    • Overdrive
      Yes
    • Primary Drive (Rear Wheel)
      Chain
    • Gear Ratio (1)
      2.46
    • Gear Ratio (2)
      1.89
    • Gear Ratio (3)
      1.53
    • Gear Ratio (4)
      1.29
    • Gear Ratio (5)
      1.13
    • Gear Ratio (6)
      1
    • Reverse
      No
  • TECHNICAL SPECIFICATIONS
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    • Length (in)
      71.7
    • Width (in)
      29.9
    • Height (in)
      44.7
    • Wheelbase (in)
      49.4
    • Ground Clearance (in)
      12.6
    • Fuel Capacity (gal)
      1.3
    • Engine Displacement to Weight (cc)
      0.53
    • Wet Weight (lbs)
      161
  • SUSPENSION
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    • Front Suspension Type
      Inverted Fork
    • Front Suspension Size (in)
      1.4
    • Front Travel (in)
      10.8
    • Front Adjustable Fork Pre-Load
      Yes
    • Front Adjustable Rebound Damping
      Yes
    • Front Central Suspension Strut
      No
    • Steering Damper
      No
    • Rear Suspension Type
      Twin Sided Swing Arm
    • Rear Travel (in)
      11.1
    • Rear Adjustable Shock / Spring Pre-Load
      Yes
    • Rear Adjustable Rebound Damping
      Yes
    • Number Rear Shock Absorbers
      1
    • Rear Suspension Material
      Aluminum
    • Air Adjustable
      No
    • Front Suspension Brand Name
      KYB
    • Rear Suspension Brand Name
      Kabaya
  • WHEELS & TIRES
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    • Wheels Composition
      Aluminum
    • Tube / Tubeless
      Tubed
    • Tires
      Standard
    • Tire Brand
      Dunlop®
    • Front Tire (Full Spec)
      Dunlop® MX3S® 70/100 R17
    • Front Wheel Width (in)
      1.4
  • BRAKES
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    • Front Brake Type
      Hydraulic Disc
    • Front Brake Diameter (in)
      8.7
    • Rear Brake Type
      Hydraulic Disc
    • Rear Brake Diameter (in)
      7.5
    • Regenerative Braking
      Not Available
    • Regenerative Deceleration
      Not Available
  • SEATS
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    • Seat Type
      One-Piece
    • Seat Location
      Driver
    • Seat Material
      Vinyl
    • Seat Specifications
      Standard
    • Seat Height (in)
      33.1
    • Number Of Seats
      1
    • Detachable Passenger Seat
      Not Available
    • Seat Backrest
      Not Available
    • Grab Rail or Strap
      Not Available
  • Color options
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    • Team Yamaha Blue