In june i plan on ordering a Moser 12 Bolt.i figure if im gonna dish out the money i ll get all the upgrades.ive heard the notrorious problems of them not sending out shims and shortening the driveshaft.im wondering if anyone with the 12bolt and the driveshaft problem got the moser driveshaft:

http://bmrfabrication.com/F-bodyDrivetrain.htm

they say its for a 1350 yoke but does that fix the shortening problem?
What did you guys do with the shortening of the D.S problem