traction drive for lawnmowers mowers mowers mowers mowers MODELS: VIKING WITH ADAPTABLE REDUCER Part No.: 54.270.5039 Original part No.: 6340-640-0101-A WARNING!!! ON THE OLD TRACTION DRIVE YOU WILL FIND THE ORIGINAL MANUFACTURER'S PART NUMBER. SO TO ORDER THE TRACTION DRIVE SIMPLY CHECK THE ORIGINAL PART NUMBER, NO MEASUREMENTS ARE NECESSARY. CZ