Small Engines (Lawn Mowers, etc.): replacement of a craftsman riding lawn mower transaxle?, craftsman riding lawn mower, lawn mower transaxle

Question
I have a craftsman riding lawn mower with a 22 hp kohler motor.I just did a minor tune-up today 07/13/08 & it starts fine,when it quit running x 1 wk. ago the transaxle was working fine,but today after the tune-up the motor runs well but when put in gear the mower won't move at all.Please if someone has an answer for troubleshooting,it would be of extreme value!Thank you.replacement of a craftsman riding lawn mower transaxle?I checked and the belts all appear to be turning O.K.Thank you.

Answer
Sorry it took so long to respond, I’m in the process of moving and just got internet.  

Send me the Craftman mower model number, format xxx.xxxxxxxx.

You will find the model number on a sticker about the side of a business card.

Let me know the model so I can look up the trans.

Eric