2025 Yamaha TT-R 50

ENGINE

• Air-cooled, 50 cc, SOHC, 2-valve, 4-stroke powerplant produces smooth, novice-friendly power that eases the new rider up the learning curve.
• Convenient, push-button electric starting makes learning to ride much easier.
• Compact engine cases.
  • keeps engine width narrow
  • makes it easier for smaller riders to get their feet firmly on the ground
• Proven, 2-valve cylinder head design.
  • easy to adjust traditional rocker arm valve actuation
  • 150-hour valve adjustment intervals
• Intake & exhaust valves feature special "carbon cutter" valve stem design.
  • automatically removes carbon build up from the valve stems
  • maintains maximum engine efficiency and power
  • carbon build up on valve stems can lead to sticky valves and poor performance
• Automatic ratchet-type cam chain adjuster.
  • reduces maintenance time, tune-up costs and reduces mechanical engine noise
• Lightweight crankshaft design.
• Mikuni VM11 carburetor with electric carb heater (heater does not function above 16 degrees Celsius).
  • crisp, easy-to-use, linear throttle response
  • excellent fuel economy
  • carb heater reduces engine warm-up time and improves cold-weather starting
  • "Electroless" nickel plating applied to valve seat and nickel silver needle valve to counter act the negative effects of E10 (10% ethanol) fuels.
• Washable foam air filter reduces costs.
• Smooth-shifting, 3-speed transmission with automatic centrifugal clutch.
  • auto clutch eases the beginner into the basics of shifting without the complications of a clutch
  • optimized transmission ratios match engine output
• CDI (capacitor discharge ignition) system.
  • maintenance-free
  • delivers a strong spark for fast starts & solid engine performance
• Centrifugal oil filtering system.
  • automatically removes any particles found in the oil
  • never requires cleaning or maintenance
  • fast, easy oil changes
• Lightweight, up-swept exhaust system.
  • produces a quiet exhaust note to keep the neighbours happy
  • numerous heat shields to protect young riders for hot components
  • cleanable screen-type spark arrestor

Chassis/Suspension

• Rugged "mini-size" steel backbone-type frame provides rugged durability whether being ridden by a child or an adult. The engine mounts to the frame at three points, making the entire chassis more rigid for superior handling.
• Triangulated steel tube swingarm.
• Conventional 22 mm Showa front fork offers a class-leading 96 mm (3.8") of wheel travel.
  • confidence-inspiring control over rough terrain
  • plastic fork leg protectors help prevent stone chips in fork tubes and extend fork seal life
• Monocross single-shock rear suspension with 71 mm (2.8") of wheel travel.
  • delivers progressive suspension performance to smooth out rough trails
• Low 556 mm (21.9") seat height.
  • allows most riders to put both feet firmly on the ground for added confidence
  • provides a handling-enhancing lower centre of gravity & lightweight feeling
• Long, motocross-style seat is low, comfortable and allows good rider mobility.
• Front and rear 80 mm drum brakes
  • strong, dependable stopping power
  • brake components are the same front and rear
• 2.50 x 10 front and rear knobby tires
  • puncture-resistant 4-ply design
  • excellent traction in the dirt
• 135 mm (5.3") of ground clearance
  • allows the TT-R50E to tackle modest obstacles
• 3-litre plastic resin fuel tank
  • plenty of smiles and fun between fill-ups
  • on/off/reserve fuel petcock for peace of mind

DETAILS

• Serrated folding foot pegs provide excellent grip even in wet or muddy conditions
• Convenient handlebar mounted paddle-style choke lever
• Rugged YZ-F inspired plastic body components resist damage in the event of a tip-over
• YZ-F inspired styling & graphics gives the TT-R50E that big YZ look
• YZ-style handlebar with protective foam pad features a re-enforcing cross bar for extra strength
• Low maintenance sealed battery prevents leaks during a tip-over (battery should be charged during winter storage)

Safety Items

• Adjustable throttle stop screw allows adult supervisor to control top speed by restricting how far the throttle can be opened. Adjustment design is fast & easy
• Key operated ignition allows parents to control use
• Exhaust heat shields protect young riders from hot components
• Upper and lower chain guards

IMPORTANT NOTE: Adult supervision and proper protective riding gear, including a helmet & eye protection are a must when a youngster is operating a TT-R50E.