Bajaj Auto reported strong results for the first quarter of fiscal year 2011. The company's top line was marginally above expectations, driven by a 70% year-over-year increase in total volumes. EBITDA margins expanded slightly by 50 basis points year-over-year to 20%. Net profit increased 101% year-over-year to Rs590 crore, beating estimates, aided by higher other income and improved operating leverage. Overall, robust volume growth and margin expansion led to better-than-expected financial performance during the quarter.