118 and second ends 110 114 connected to the frame 102 the ground engaging member 132 may be located between first and second mounting plates 108 112 and may be rotatably connected to a portion of the first and second mounting plates 108 112 even though the mounting bar 116 is shown to have first and second ends 117 118 attached to first and second mounting plates 110 112 the mounting bar 116 may also be connected directly to the frame 102 at a single end or any mid portion of the mounting bar 116 this configuration may be more prevalent on machines 100 having ground engaging systems 130 on the sides of the machine 100 rather than in front of or behind the machine 100 a plurality of teeth 140 are attached to a surface 134 of the ground engaging member 132 preferably the plurality of teeth 140 are arranged at predetermined intervals in longitudinal rows in a known manner on the ground engaging surface 134 for example fig2 shows a first row 200 located next to the mounting bar second end 118 and a second row 210 located two rows in from the mounting bar second end 118 although the first and second rows 200 210 may be located adjacent one another the teeth 140 may be.