Undercarriage plates are used to hold the trolley assemblies as well as the drive sprockets in place under the snowdog.  This plate is for the compact Snowdog.  Sold individually.

Fits models with the following serial number ranges:

Compact B7ZE L [004494-004558]
Compact B10ZE WL [004444-004493]
Compact C-B13ME WR [006607-006631]
Compact C-B10ZE WL [006294-006393]
Compact C-B13ME WR [006394-006493]
Compact C-B13ME WR [007440-007744]
Compact C-B13ME WR [008926-009162]
Compact C-B13ME WR [008771-008830]
Compact C-B13ME WR [010873-011032]