It had sold 4,31,065 units in the same month last year.
In the domestic market, sales grew 33 per cent to 5,51,884 units last month as against 4,14,035 units in April 2016, the company said in a statement.
Exports grew 59 per cent to 27,045 units in April as against 17,030 units in the same period of previous fiscal.