Why would you need to mow below freezing temps? Frost on grass, not good to mow then.
I would just shut er down for the season. If anyone wants late season leaf pickup, need to wait until frost is gone to mow...can damage lawns by leaving frost tracks.
7x14 Stealth SE Enclosed with 48" side ramp
08 Toro Z400 48" deck, 21HP Kaw with EZ Vac twin bag
09 Exmark Turf Tracer HP 36"
21" Toro SR4 Super Recycler
Stihl KM90 Kombi w/ straight shaft trimmer & tiller heads
Husqvarna 125B Blower
Turfco XT5 Aerator
Turfco LS-22 Overseeder
I can do all things through Him who gives me strength.