2018 Yamaha TT-R50E


Electric start and three-speed automatic transmission make this the perfect bike for learning.

Additional Features

  • STANDARD SECURITY: Key-type ignition switch deters unauthorized riding.
  • ADJUSTABLE RESTRICTOR: Throttle stop screw lets the adult supervisor restrict speed while beginners are learning.
  • RACY STYLING: Cool-looking YZ bodywork includes an integrated front fender/number plate.
  • FOLDING SIDESTAND: Standard sidestand tucks up out of the way when not in use.
  • GRIPPY FOOTPEGS: Large, folding, cleated foot pegs provide excellent footing.

Chassis / Suspension

  • SIMPLE AND STRONG FRAME: Curved steel backbone frame keeps the TT-R50E narrow and has three engine-mounting points for excellent rigidity and handling.
  • COMPACT INVERTED FORK: Inverted fork with 22 mm sliders provides 3.8 inches of smooth front wheel travel for a great ride and handling.
  • LIGHTWEIGHT SINGLE SHOCK: Monocross® rear suspension is controlled by a single coil-over shock and provides 2.8 inches of bump-smothering rear wheel travel.
  • ENCLOSED DRUM BRAKES: Front and rear 80 mm drum brakes deliver strong, dependable stopping power, and the rear’s activated by a right foot pedal just like the big YZs.
  • DURABLE KNOBBY TIRES: 10-inch front and rear wheels with knobby tires offer great grip and exceptional wear.
  • ULTRA-LOW SEAT HEIGHT: Low, 21.9 inch seat height allows most kids to put both feet down for enhanced handling and added confidence.


  • AUTOMATIC CLUTCH: Three-speed gearbox with automatic centrifugal clutch makes learning to shift gears a breeze.
  • CONVENIENT ELECTRIC START: Convenient electric starter for effortless starting.
  • COMPACT ENGINE: Compact-design cases keep overall engine width down for a narrow feel and great handling.
  • RESPONSIVE POWER: 11 mm Mikuni® VM-type carburetor with automatic on/off electric heater ensures crisp, dependable throttle response.
  • LOW MAINTENANCE ENGINE: Automatic cam chain tensioner reduces maintenance.
  • DIGITAL IGNITION: CDI ignition system delivers hot, reliable spark and requires minimal maintenance.
  • FORESTRY-FRIENDLY EXHAUST: Lightweight, upswept exhaust system is quiet and contains a USFS-approved spark arrestor.


  • USEABLE, ENTRY-LEVEL MOTOR: 49cc air-cooled, SOHC powerplant puts out smooth, reliable four-stroke power perfect for kids and small novices.

Top Features

  • CONVENIENT ELECTRIC START: The TT-R50E gets the same pushbutton electric starting feature as our full line of electric-start TT-Rs.
  • ACCESSIBLE PERFORMANCE: Great for learning and/or playing, complete with 49cc of four-stroke fun feeding power through a three-speed automatic-clutch transmission.
  • ULTRA-LOW SEAT HEIGHT: Big YZ styling meets little people’s stature; the seat’s only 21.9 inches from the dirt.
  • ADVANCED SUSPENSION: Inverted fork and Monocross® rear end provide great handling.
  • ROBUST FINAL DRIVE: Large chain cover for maximum protection and minimal maintenance.

General Information

Manufacturer Yamaha
Model Year 2018
Model TT-R50E
Model Code TTR50EJ
Color Team Yamaha Blue


Brakes Front and Rear - Drum, 80mm
Tires Front and Rear - 2.50-10-4PR


Length 51.4 in.
Height 31.3 in.
Width 23.4 in.
Weight Wet - 126 lb.
Ground Clearance Maximum - 5.3 in.
Wheelbase 36.4 in.
Seat Height 21.9 in.


Transmission Constant-mesh 3-speed
Final Drive Chain


Engine SOHC 4-stroke, 2 valves
Displacement 49 cc
Bore x Stroke 36 x 48.6 mm
Compression Ratio 9.5:1
Carburetion Mikuni® VM11
Fuel Capacity 0.8 gal.
Ignition CDI
Clutch Automatic
Cooling Air



Front - Inverted telescopic fork; 3.8 in. travel

Rear - Single shock; 2.8 in. travel

Rake 25.5°
Trail 1.3 in.


Warranty 90 Day (Limited Factory Warranty)