I stock parts for a lot of bikes but do quite a bit with DT's
Here is a list of some of the items I keep on the shelf for DT125 R / DT125 RE / DT125 X.
WHEEL BEARING DUST COVERS
CON ROD KITS
Rear brake hose holders, Stainless banjo bolts
Exhaust connecting rubbers
lots of used parts too
And more, Just ask.