Edmunds.com expects that December’s used-car sales will have reached 2.71 million units, for a seasonally adjusted annualized rate of 29.6 million. It’s down from 2.77 million, or a SAAR of 38.7 million, used units sold in November. As for new vehicle sales, Edmunds anticipated a SAAR of 15.4 million light vehicles for December (and 14.5 million for the year), with fleet sales making up 15.6% of total December sales.