Dave Dunigan (2006). "Forum Posts". American Snowmobiler. Archived from the original on 15 September 2018. Retrieved 18 October 2015. They banned the cleated track the next year.
axishistory.com
forum.axishistory.com
Various (2003). "Forum Posts". Axis History Forum. Retrieved 18 Oct 2015. Admfisher:"Track pads on a modern bulldozer would have normally a single grouser pad. That is the part of the track that provides traction. Or simpler way of looking at it is, the bar that crosses the pad and is raised."; Aufklarung:"On Ex/Winter we put in place of the rubber [pad] a steel plate in the shape of a raised "X". This we here call a "Grouser"."
bercoamerica.com
"Track Shoes". Berco of America, Inc. Archived from the original on 2010-01-26. Retrieved 2010-02-27.
Dave Dunigan (2006). "Forum Posts". American Snowmobiler. Archived from the original on 15 September 2018. Retrieved 18 October 2015. They banned the cleated track the next year.
