ID # 34547860

2025 Yamaha PW50

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Overview

One of the industry's best-selling mini-bikes, the affordable and renowned PW50 is a fantastic entry-level bike that's helped young riders learn the ropes of motorcycling and have fun-filled first experiences for decades. A fully automatic transmission and adjustable throttle control on the PW50 expands both skills and thrills.

Specifications
Model
PW50
Category Name
Motorcycles
Year
2025
highlights

2025 Yamaha PW50LOW MAINTENAINCE ENGINE

Air-cooled, 49 cc, reed-valve, 2-stroke single is mildly tuned to deliver predictable power that gently eases the new rider up the off-road learning curve.

2025 Yamaha PW50COMFORTABLE SEAT HEIGHT

A class-lowest 485 mm (19.1") seat height creates a handling-enhancing low centre of gravity and allows most riders to put both feet on the ground for added confidence.​

2025 Yamaha PW50ADJUSTABLE RESTRICTOR

An adjustable throttle stop screw keeps a learning rider in charge to gradually increase their speed as skills improve and confidence boosts. 

 

key features
  • Air-cooled, 49 cc, reed-valve, 2-stroke single is mildly tuned to deliver predictable power that gently eases the new rider up the off-road learning curve.
  • Mikuni VM12SC carb
  • Reed-valve intake system.
  • Single-speed fully automatic transmission.
  • Shaft drive system.
  • Exclusive Autolube Oil Injection System.

 

features & benefits

ENGINE

  • Air-cooled, 49 cc, reed-valve, 2-stroke single is mildly tuned to deliver predictable power that gently eases the new rider up the off-road learning curve.
  • Mikuni VM12SC carb
    • easy access handlebar / dash mounted choke lever
    • good fuel economy
    • crisp throttle response
  • Reed-valve intake system.
    • smooths power delivery
    • widens the power band
  • Single-speed fully automatic transmission.
    • twist the throttle and go!
    • allows young riders to concentrate on the basics of riding without worrying about clutching and shifting
  • Shaft drive system.
    • virtually maintenance-free
    • comes fully enclosed for added protection & durability
    • no chain to worry about adjusting or lubricating
  • Exclusive Autolube Oil Injection System.
    • eliminates the hassle of fuel/oil premixing
    • system precisely meters the exact amount of oil required by the engine
  • Easy-access, washable foam air filter reduces tune-up costs.
  • Maintenance-free capacitor discharge ignition (CDI).
    • produces a strong spark for fast starts
    • provides precise ignition timing/mapping for optimum engine performance at all rpm
  • Lightweight exhaust system with heat shields.
    • quiet design
    • exhaust pipe has been routed away the from the rider to avoid accidental contact burns
    • "cleanable" screen-type spark arrestor
    • heat shields protect young riders from hot components

Chassis/Suspension

  • Rugged steel backbone-type frame
  • Class-lowest 485 mm (19.1") seat height
    • creates a handling-enhancing low centre of gravity
    • allows most riders to put both feet on the ground for added confidence
  • 22 mm telescopic front fork with 60 mm (2.4") of travel smooths out the bumps.
  • Dual rear shock suspension with 50 mm (2") of wheel travel
  • Front and rear drum brakes
    • provide strong stopping power
    • hand-operated brake levers are similar to those used on bicycles for familiarity
  • Durable, mag-style wheels
    • no need to tighten or replace damaged spokes
    • easy to clean too!
  • Knobby tires
    • provide good traction in the dirt
  • Specially-designed, one-piece rear fender, side panels and seat.
    • easily removed for cleaning or maintenance
  • Rugged plastic body components.
    • resist damage in the event of a tip-over
    • YZ inspired front and side number plates for that big bike look
    • Team Yamaha-inspired colour and graphics

SAFETY FEATURE

  • Heat shields on engine and exhaust protect young riders from hot components.
  • Adjustable speed limiter screw on throttle housing restricts acceleration and top speed.
  • Removable exhaust pipe restrictor allows parents to increase top speed as skills improve.
  • Start/Run switch prevents unit from moving while in the start position.

IMPORTANT NOTE: Adult supervision and proper protective riding gear, including a helmet, are a must when a youngster is operating a PW50.

engine
ENGINE
2-stroke, air-cooled, reed-valve, single
FINAL DRIVE
Shaft
DISPLACEMENT
49cc
TRANSMISSION
Single-speed automatic (no clutch)
FUEL DELIVERY
Mikuni VM12SC
MAXIMUM TORQUE
0.36kg-m (2.6 ft-lb)@ 4,500 rpm
BORE AND STROKE
40 x 39.2mm
COMPRESSION RATIO
6.0:1
IGNITION / STARTING
CDI / Kick
chassis
TIRES (REAR)
2.50-10 4PR
BRAKES (REAR)
Drum
TIRES (FRONT)
2.50-10 4PR
BRAKES (FRONT)
Drum
SUSPENSION (REAR)
Unit swingarm / 50 mm (2") wheel travel
SUSPENSION (FRONT)
26 mm fork / 60mm (2.4") wheel travel
critical data
WIDTH
610 mm (24")
HEIGHT
705 mm (27.8")
LENGTH
1,245 mm (49")
COLOUR(S)
Yamaha Blue
WHEELBASE
855 mm (33.7")
WET WEIGHT
41 kg (90 lb)
SEAT HEIGHT
475 mm (18.7")
FUEL CAPACITY
2 litres (0.4 imp. gallons)
GROUND CLEARANCE
95 mm (3.7")

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