The McCormick 6517981M91 Gear is an original equipment manufacturer (OEM) part designed for optimal performance in a wide range of agricultural machinery. This robust gear features 27 teeth, an outer diameter of 140mm, an inner diameter of 35mm, and a width of 30mm. Weighing approximately 1.10 kg, it ensures precise power transmission and durability. This gear is also compatible with numerous Massey Ferguson and Landini tractor models, serving as a direct replacement for part number 3302000M91.