Because of their similarity to other characters, the letters O, I and Q are not used in VINs. Assuming the o you listed is a 0 (zero), here are the VIN details:
VIN: JYACH03C5XA000734
World region: Asia
Manufactured in: Japan
Year: 1999
Make: Yamaha
Model: YZ400F
Body style: Moto Cross
Drive type: RWD Cylinders: 1 Cylinders
That is a 2000 YAMAHA TTR125.
2003 YAMAHA WR450F
This Yamaha VIN, JYAVP11E42A032444 is an XVS1100. If you have a 17 digit VIN, chances are a VIN decoder will reveal what information it contains. http://www.motoverse.com/tools/vinDecoder.asp?vin=jyavp11e42a032444
It's not a Yamaha Vin number. The vin number is for a 2008 KTM SX.
What year is my yamaha xs400 engine number 4r5
2006 xv1700a
G is the year model is that would be 1986
A Yamaha dealer should be able to help you, I don't know how to read a frame number.
The Yamaha motorcycle with the engine number 4R0-000509 is likely from the Yamaha YZF-R1 model series, specifically produced around the late 1990s to early 2000s. To confirm the exact model and VIN, it's best to refer to Yamaha's official resources or check the motorcycle's frame or registration documents, as the engine number alone may not provide complete identification.
The average price of a Yamaha motorcycle varies according to the age, model mileage and condition of the motorcycle. The Motorcycles website estimates that a new model Yamaha would average at around $10,000.
its a toy model made in Japan.
YAMAHA 650