sorry to hi-jack your post AJC i need my tailshaft done as well!
but here is the phone numbers and address:
K.C.D.R. Drivetrain (02) 9679 7747
1-3 51 holbeche rd ARNDELL PARK NSW, 2148
Metropolitan Driveshafts(02) 9637 7933
11 James Ruse Dr, Granville NSW 2142