2000 Polaris Indy 500 / 600 snowmobile service manual, Page 368Get this manual
BRAKESFINAL DRIVE Transmission Disassembly WideTrak LX 5Tap cases apart with soft faced hammer in the reinforced areas indicated in photo at rightTap end of brake shaft to be sure it remains in case6Remove shift arm Reinforced Areas
7Remove shaft and gear assembly from case by tapping with soft faced hammer evenly on end of shafts