This part is no longer available from Yamaha. It has been discontinued. This part is a new reproduction of the original. The originals have deteriorated with time, as they are very old. The part number is used for reference purposes only, and no source of manufacture or supply is implied. The price includes  sales tax. If you want additional insurance coverage, contact me before ordering. If you do not purchase insurance, I am not responsible for mis-delivered packages, lost packages, or shipping damage.
 
Fits the following models:
Part # = 90116-06146-00
Part Description = BOLT,STUD 3921465100

DT100A 1974 100 DT100 Dual Purpose 
DT100B 1975 100 DT100 Dual Purpose 
DT125A 1974 125 DT125 Dual Purpose 
DT125B 1975 125 DT125 Dual Purpose 
DT175A 1974 175 DT175 Dual Purpose 
DT175B 1975 175 DT175 Dual Purpose 
DT250A 1974 250 DT250 Dual Purpose 
DT250B 1975 250 DT250 Dual Purpose 
DT250C 1976 250 DT250 Dual Purpose 
DT360A 1974 360 DT360 Dual Purpose 
DT400B 1975 400 DT400 Dual Purpose 
DT400C 1976 400 DT400 Dual Purpose 
TY250A 1974 250 TY250 Trials