2012 850xp trans clunking

JUST WONDERING IF ANYBODY ELSE HAS THIS PROBLEM.WHEN STARTING OUT FAIRLY LOUD CLUNK , EVEN WHEN GOING DOWN OR UP HILL.SEEMS LIKE SLACK IN TRANNY OR DIFF.ANY INFO WOULD HELP. FIRST POLARIS, IN FACT FIRST AUTOMATIC QUAD.DEALER IS GOING TO CHECK IT OUT , ONLY 37 HOURS ON IT AND MOTOR HAS TO BE PULLED TO REPLACE CRACKED OR PINHOLE ON UPPER CRANK HOUSING.:disappointed: