Ashok Leyland's scrip jumped 9.17 per cent to Rs 58.30 -- its 52-week high at the BSE.
On the NSE, it gained 9 per cent to hit a one-year peak of Rs 58.25.
Hinduja Group flagship company Ashok Leyland today reported 48.04 per cent jump in its total sales at 9,290 units in December 2014.
The company had sold 6,275 units during the same month of 2013, Ashok Leyland said in a statement.
Sales of light commercial vehicles in December 2014 dropped by 12.78 per cent to 2,080 units from 2,385 units sold in the same month a year ago.