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Motorcycles Specs > Yamaha > Yamaha YZ125

Yamaha YZ125 Specs

The Yamaha YZ125 model is a Cross / motocross bike manufactured by Yamaha . In this version sold from year 2019 , the dry weight is  and it is equiped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the Yamaha YZ125 is capable of reaching a maximum top speed of  . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha YZ125 have a Semi-double cradle aluminium frame frame with front suspension being KYB Speed-Sensitive System inverted fork; fully adjustable and in the rear suspension it is equiped with KYB single shock; fully adjustable . Stock tire sizes are 80/100-21 on the front, and 100/90-19 on the rear. As for stopping power, the Yamaha YZ125 braking system includes Single disc. Hydraulic. size 270 mm (10.6 inches) at the front and Single disc. Hydraulic. size 245 mm (9.6 inches) at the rear. 

Yamaha YZ125 General Information

Brand Yamaha 
Model Yamaha YZ125 
Year 2019 
Year 2019 
Category Cross / motocross 
Factory Warranty (Years / miles) 30 Day Limited Factory Warranty 

Yamaha YZ125 Dimensions, Aerodynamics and weight

Frame type Semi-double cradle aluminium frame 
Seat details  
Wheelbase 1,443 mm (56.8 inches) 
Length 2,136 mm (84.1 inches) 
Width 828 mm (32.6 inches) 
Height 1,295 mm (51.0 inches) 
Seat Height 975 mm (38.4 inches) If adjustable, lowest setting. 
Alternate Seat Height  
Ground Clearance 366 mm (14.4 inches) 
Trail size 109 mm (4.3 inches) 
Wheels details Dunlop MX52 
Front Tyres - Rims dimensions 80/100-21 
Rear Tyres - Rims dimensions 100/90-19 
Front brakes Single disc. Hydraulic. 
Rear brakes Single disc. Hydraulic. 
Front Brakes Dimensions - Disc Dimensions 270 mm (10.6 inches) 
Rear Brakes Dimensions - Disc Dimensions 245 mm (9.6 inches) 
Curb Weight (including fluids) 93.9 kg (207.0 pounds) 
Dry Weight  
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 8.00 litres (2.11 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity  
Front Suspension KYB Speed-Sensitive System inverted fork; fully adjustable 
Front Suspension Travel 300 mm (11.8 inches) 
Rear Suspension KYB single shock; fully adjustable 
Rear Suspension Travel 315 mm (12.4 inches) 

Yamaha YZ125 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details Reed-valve-inducted 
Fuel system Carburettor. Mikuni TMX 38 
Engine size - Displacement - Engine capacity 125.00 ccm (7.63 cubic inches) 
Bore x Stroke 54.0 x 54.5 mm (2.1 x 2.1 inches) 
Compression Ratio 10.7:1 
Number of valves per cylinder  
Camshaft Valvetrain Configuration  
Maximum power - Output - Horsepower  
Maximum torque  
Engine Maximum RPM  
Cooling system Liquid 
Lubrication system Premix 
Engine oil capacity 0.70 litres (0.05 quarts) 
Exhaust system  
Gearbox 6-speed 
Transmission type, final drive ratio Chain 
Clutch type Multiplate wet clutch 
Driveline  

Yamaha YZ125 Performance

Top Speed  
Acceleration 0 to 100 km/h (0 to 62 mph)  
Acceleration 0 to 400m (1/4 mile)  
Recuperation 60 to 140 km/h in highest gear  
Fuel Consumption - MPG - Economy - Efficiency  
CO2 emissions  
Emissions  

Yamaha YZ125 Electrical Systems, Ignition and Equipment

Ignition Type CDI 
Electrical Details  
Starter Type Kick 
Instruments  
Lights