The company had sold 3,71,764 units in the corresponding month last year, HMSI said in a statement.
HMSI's motorcycle sales declined 23.61 per cent to 1,04,490 units last month from 1,36,786 units in November last year.
The company's scooter sales were at 2,08,014 units last month as against 2,16,952 units in the year-ago month, down 4.11 per cent, it added.
Exports also declined 20.16 per cent to 14,391 units against 18,026 units in November last year, it said.