Thanks Rivets, I was trying to make as broad a cast as possible (not confined to Cub Cadet) as all the decks that I looked at that are manufactured by MTD used the same basic design. Mine is a CC GT2544 (44" deck, mfg. date 2/2006, SN 14A2C7L710). Pulley 756-3115, bearings 741-1122, idler arm...