The monthly EMI for a truck is influenced by factors such as the interest rate provided by the bank, the down payment made by the buyer, and the loan tenure. With a 10% down payment and a 9.5% interest rate, it is estimated that the EMI for the Ashok Leyland BOSS 1115 HB 4540/HSD/20 ft over a 60 month period would be approximately ₹ 10000.