Yamaha Releases 2018 YZ 65

Yamaha Motor 2018 YZ65 Official Site




  • COST/PRICE – MSRP* $4,599USD Approx $5742.68 CDN – Team Yamaha Blue – Available from April 2018
  • All-New 65cc Motocrosser
    Built from the ground up for 2018, the all-new YZ65 is ready to tackle the track with winning performance right out of the gate. And, of course, the all-new YZ65 features Yamaha’s renowned competition off-road quality and durability just like the bigger YZs.
  • New Engine
    The all-new 65cc two-stroke engine features Yamaha’s legendary YPVS, mechanical power valve system for a broad spread of power and torque across the entire RPM range.
  • New Chassis
    With a new steel frame and adjustable front and rear suspension, the YZ65 offers riders the traction confidence and tunability of full-size motocross machines in a compact package.
yamaha 2016 yz65 360
yamaha 2016 yz65 360
  • All-New Two-Stroke Engine
    The 65cc two-stroke powerplant is all new for the 2018 YZ65, and features the same advanced technologies found in Yamaha’s race-winning YZ125 and YZ250 motocrossers.
  • Race-Developed Intake
    Proven reed-valve induction improves acceleration and throttle response across the entire powerband, with a carefully tuned Keihin® PWK28 carburetor to meter fuel flow.
  • Yamaha Power Valve System
    Patented YPVS™ combines crisp bottom-end torque with potent midrange and free-revving top-end, making the most of the compact engine and lightweight chassis.
  • Close-Ratio Transmission
    Six-speed, close-ratio transmission optimizes gear ratios for maximum performance, giving riders the right gear for every race condition.
  • Digital Ignition
    Digital CDI system delivers precise spark and monitors engine speed to ensure optimal timing for excellent response.
  • Efficient Cooling System
    Compact radiator features optimized hose routing to deliver maximum cooling efficiency even in the toughest racing conditions.
  • Compact Steel Frame
    The YZ65 offers light, neutral handling built on an all-new steel cradle frame. Designed around the rigidity balance required for the 65cc class, this new frame delivers excellent grip feeling even across bumpy track surfaces, jump landings and whoop sections.
  • Lightweight Subframe
    Removable aluminum rear subframe is constructed of square-section tubing for reduced weight and convenient maintenance, just like on the full-size motocross bikes.
  • All-New Suspension Systems
    Up front, a 36mm KYB® coil spring fork offers unmatched compliance with settings based on Yamaha’s extensive testing experience. Out back, a new link-less shock design is light and compact to suit the needs of 65cc-class riders, and controls a new swingarm with YZ125-style chain adjusters. Both front and rear suspension systems are tunable for both rebound and compression damping.
  • Dual Wave-Type Disc Brakes
    Wave-style brake rotors are lighter than conventional rotors and have that full size YZ family style.
  • Maxxis® Tires
    Maxxcross SI® tires offer good grip across of a variety of track conditions, utilizing 60/100-14 front and 80/100-12 rear tire sizes.
  • Adjustable Ergonomics
    The YZ65 is highly tunable to fit riders of various sizes, with a 4-position adjustable aluminum taper handlebar clamp, adjustable position clutch and front brake levers, grippy foot pegs, and long seat design to help riders move across the bike.
  • Aggressive YZ Family Styling
    The YZ65 may be the smallest member of the family, but it packs in the same aggressive styling as the larger YZ and YZ-F siblings, even down to the slick blue Excel® wheels.
Engine Type 65cc liquid-cooled 2-stroke; reed-valve inducted
Bore x Stroke- 43.5mm x 43.6mm 
Compression Ratio– 8.1~9.1:1
Fuel Delivery– Keihin® PWK28 carburetor
Transmission – 6-speed; multiplate wet clutch
Final Drive – 420 Chain (non o-Ring)
Suspension / Front – 36mm KYB® coil spring, adjustable compression and rebound damping; 8.5-in travel
Suspension / Rear – Single shock, adjustable compression and rebound damping; 10.6-in travel
Brakes / Front – 198mm hydraulic disc
Brakes / Rear – 190mm hydraulic disc
Tires / Front – 60/100-14 Maxxis® Maxxcross SI®
Tires / Rear – 80/100-12 Maxxis® Maxxcross SI®
Length X WIDTH X HEIGHT 63.5 in x 30.0 in x 39.5 in
Seat Height 29.5 in
Wheelbase – 45.0 in
Rake (Caster Angle) 26.4°
Trail – 2.5 in
Maximum Ground Clearance – 10.5 in
Fuel Capacity- 0.9 gal (3.4 Litres)
Wet Weight – 134 lb (60.78KG)

Weight Without Fuel – 128 lb (58.06KG) Calculated weight without fuel


Warranty – 30 Day (Limited Factory Warranty)

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