• 2026 Yamaha YFZ50 Acid Green

2026 Yamaha YFZ50 Acid Green

Overview

FIRST‑TIME RIDER, LIFELONG MEMORIES. Boasting electric start, automatic transmission and parental controls, this model is perfect for riders age 6 and up.

Specifications
Model
YFZ
Category Name
ATVs
Year
2026
Sale Type
New
Manufacturer
Yamaha
Color
Acid Green
engine
ENGINE
Air-cooled, SOHC, 2-valve, single
IGNITION
CDI
Starting
Electric with auxiliary kick starter
FINAL_DRIVE
O-ring Chain Drive
DISPLACEMENT
49.4cc
TRANSMISSION
Fully automatic CVT
FUEL_DELIVERY
Mikuni VM12 carburetor
BORE_AND_STROKE
39 mm x 41.4 mm
COMPRESSION_RATIO
8.5 : 1
chassis
TIRES_(REAR)
AT16 x 7-7
BRAKES_(REAR)
Single drum / Lockable hand lever parking brake
TIRES_(FRONT)
AT16 x 6.5-7
BRAKES_(FRONT)
Dual Drum
SUSPENSION_(REAR)
Adjustable, single shock swing arm, 51 mm (2") of wheel travel
SUSPENSION_(FRONT)
Single I-Arm, 60 mm (2.4") of wheel travel
highlights

2026 Yamaha YFZ50 Acid GreenCONFIDENCE

The YFZ50 is engineered as the ideal starting point for aspiring ATV riders ages 6 and up. With a low-maintenance 49cc engine tuned to develop responsive, controllable performance and engine limiters with a power cut-off tether switch for safety, it's easy for young riders to feel comfortable as they grow their skills.

2026 Yamaha YFZ50 Acid GreenCOMFORT

Single I-arm front suspension is tuned for light, easy steering and comfortable ride quality. The rear swingarm also features a compact single shock for good control and comfort. It also boasts convenient features like a fully automatic CVT transmission and electric start with a back-up kickstart.

2026 Yamaha YFZ50 Acid GreenCAPABILITY

To help young beginners grow into accomplished ATV riders, the YFZ50 includes a two-stage rpm limiter, as well as a throttle limiter to match engine performance to the rider’s advancing skill level. A tethered switch also allows parents to closely monitor new riders and cut power to the engine if necessary, so young enthusiasts can safely learn the basics of ATV control.

 

key features
  •  Air-cooled, 49.4 cc, SOHC, 2-valve, 4-stroke powerplant produces smooth, reliable, novice friendly power 
  • Push-button electric starting backed up by an auxiliary manual kick starter. 
  • Single overhead camshaft (SOHC), 2-valve design 
  • Mikuni VM12 carburetor. 
  • Fully automatic CVT transmission 
  • Maintenance-free capacitor discharge ignition (CDI).

 

critical data
WIDTH
820 mm (32.3")
HEIGHT
770 mm (30.3")
LENGTH
1250 mm (49.2")
Warranty
One year (unlimited mileage)
WHEELBASE
830 mm (32.7")
WET_WEIGHT
100 kg (220 lb)
SEAT_HEIGHT
585 mm (23")
FUEL_CAPACITY
5.6 L (1.2 Imp. gal)
MINIMUM_GROUND_CLEARANCE
88 mm (3.5")
features & benefits

ENGINE

  • Air-cooled, 49.4 cc, SOHC, 2-valve, 4-stroke powerplant produces smooth, reliable, novice friendly power
    • Easy to use, linear power delivery makes learning to ride fun & easy
    • Air cooling for simplicity & reduced maintenance
  • Push-button electric starting backed up by an auxiliary manual kick starter.
    • Electric starting makes learning to ride more fun
  • Single overhead camshaft (SOHC), 2-valve design
    • Basic 1- intake valve & 1- exhaust valve cylinder head design
    • Utilizes conventional rocker arms & screw-type tappet adjusters for easier maintenance
  • Mikuni VM12 carburetor.
    • Crisp throttle response with good fuel economy
    • Easy access handlebar mounted choke lever
  • Fully automatic transmission
    • Continuously Variable Transmission (CVT) and no gears allows young riders to concentrate on developing riding skills
  • Maintenance-free capacitor discharge ignition (CDI)
    • Produces a strong spark for fast starts
    • Provides precise ignition timing / mapping for optimum engine performance at all rpms
  • Easy access, no tools required washable foam air filter
    • Reduces maintenance costs
    • Reusable design
  • Spark arrestor & catalyzer equipped exhaust system
    • Quiet design
    • "Cleanable" spark arrestor prevents stray sparks from exiting the exhaust
    • Heat shield protects young riders from hot component

Chassis

  • Rugged round tube, steel frame
    • Compact design provides nimble, responsive handling
    • Low seat height (585 mm / 23 inch) makes getting on & off easy
  • Single I-arm dual shock front suspension
    • 60 mm (2.4 inches) front wheel travel
    • Grease fitting on selected components
  • Adjustable, single shock rear suspension
    • 5-position spring preload adjustability
    • 51 mm (2 inch) rear wheel travel
  • Dual front drum brakes
    • Independent (separate) front & rear braking for enhanced control & terrain-ability
    • Hand-operated brake levers are similar to those used on a bicycle for easy familiarity
  • Single drum rear brake with handlebar mounted lever style parking brake
    • Consistent braking performance
    • Hand-operated brake levers are similar to those used on a bicycle for easy familiarity
    • Parking brake prevents machine from moving when idling or when parked on uneven surfaces
  • Rugged steel rims fitted with 16" tires
    • Steel rims provide excellent durability
    • Tire design enhances steering precision, ride comfort & traction
  • 6 litre fuel tank
    • On - off - reserve petcock helps to prevent running out of gas
    • Reserve portion of tank is 0.7 litres
  • Rugged & roomy floorboards
    • Excellent rider foot protection
    • Helps reduce mud & water splash
  • Aggressive styling
    • Aggressive, sporty styling & high fenders are inspired by the mighty YFZ450R
  • Chain final drive
    • Single adjusting bolt makes chain adjusting easy
  • Low maintenance, sealed battery
    • Battery is sealed... no need to check electrolyte levels or add distilled water

SAFETY FEATURES

  • Keyed ignition lets parents control use
  • Adjustable speed limiter screw on throttle housing restricts throttle lever movement to reduce acceleration & top speed.
  • 2-stage rpm limiter device limits engine rpm. As skills improve, the limiter can be removed & maximum engine rpm will increase from 5,200 rpm to 7,400 rpm making a significant difference in power & performance.
  • Power cut-off tether switch with lanyard allows parent or adult supervisor to walk beside the unit while a novice is learning & stop the engine if required

 

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