Help with Identifying singles

[Vince]

A mate and I have aquired 2 bevel singles,we think dirt bike style
Can anyone confirm the model and year from the following Numbers
The first we think is a 450 has a blue frame
Frame No DGM7026-OM
Another No on Frame
DM450S*467640*
Engine No 462265

The other has yellow guards
Frame No DMG7935-OM
Another no on Frame
DM250S*261747*
Engine No 109864
Thanks For the help
Vince

[Eldert]

Hi Vince
the 450 S is a scrambler from around 73/74 according to the numbers
the fork should have black sliders and the brake is a 180 mm double
sided brake and maybe electronic ign.
the 250 S is most likely also a scrambler

Eldert

[Vince]

Thanks for that,I will be back,this is going to take some time
Vince