I know a few folks on here have done swaps of their failing TT transaxles or upgraded the K46 to the K66. I got an email the other day saying the K66Y was back in stock.
TUFF-TORQ K66Y Hydrostatic Transaxle | Hydrostatic Transaxles | Transaxles | Power Transmission | www.surpluscenter.com
TUFF-TORQ K66Y Hydrostatic Transaxle, Hydrostatic Transaxles, HYDROSTATIC TRANSAXLE New Tuff Torq model K66. Hydrostatic transaxle. Bison YTxTuff-Torq,K66,