Royal Enfield sold nearly 40,000 bikes in the month of July, up 49% from the same period last year.
In the month, it sold 39,867 units, up from 26,796 units in July last year, or 48.5%.
The company exported 893 units in the month, up 72% from the 518 units clocked last year.
Collectively, the company's sales jumping 49.2% to 40,760 units on year.
In the month, Royal Enfield also opened its second exclusive story in the UK, after inaugurating the first one in May 2014. The store will sell the Bullet, Classic and the Continental GT cafe race. Royal Enfield merchandise like biking gear, apparel and accessories is also on retail there.
Siddhartha Lal, managing director and CEO Eicher Motors said: "Royal Enfield continues its strong momentum by posting robust volume growth and maintaining a very healthy order book in Q2 2015. We continue to make investments as per our plans towards capacity expansion, enhancing our brand experience and in product development.
Lal, it was announced during the Q1 results, will move to UK for a year in August 2015 to keep him closer to Royal Enfield target markets and to start a new technical centre in UK, the company has said.