Cummins Delivers Q4 in line with Expectation; Adverse Product Mix Dent Margins: Cummins India (Cummins) earnings for Q4 came in line with our expectation at Rs. 5.08. Domestic revenue grew by 22% to Rs. 9.9 Bn and export revenue dropped by 17% to Rs. 3.2 Bn which dented gross margins by 70 bps YoY in Q4.