The SOPARTEX 171036 is a high-quality genuine replacement lawn mower blade, measuring 46.4 cm in length. It features a 6-star center hole for secure attachment and is designed for right-hand rotation. This blade is an essential component for maintaining cutting performance on various John Deere lawn tractors, including X140, X155R, X165, X166R, D150, D155, D160, D170, E150, E160, E170, E180, LA150, LA155, LA165, LA175, L150, L155, L165, L175, L180, and L185 models. It directly replaces John Deere OEM part numbers M154062 and M154062A.