I think one has disc brakes & the other has drum brakes but not sure which is which.
the Yamaha ttr125 goes about 50 to 55 mph
No, the plastics for a Yamaha YZ80 will not fit on a Yamaha TTR125. These two bikes have different body styles and dimensions, so the plastics are not interchangeable between them.
ttr 125
either get a yz85 or a yz125 the ttr125 is to small for u i have one i am 5ft 5in and it is way to small for me
14.8
sw 30
a lot about 20mph
la
ttr 125 definitely
16lbf-ft)
Arround 55 to 60 miles per hour.