get that rear shock set for more than just your weight.
Get an 89 lenght swingarm. Switching to an 89 chassis was the best thing I ever did!
My quad is now almost completely an 89 R.
Make sure your brakes are in really good shape and everything is maintained meticulousy (sp?) cuz MX puts a serious beating on quads.
I'd say wait a few weeks for the Holeshots MXR tires!
And ya shoulda got an LT front end
2009 CRF250R
R.I.P. Kelly "Steelrod" Chang, Todd Vescovi, Matt Barosek, & Jeremy Lusk, You'll Never be Forgotten!