Mahajan Motors India lists Alaina heavy-duty cabin dampers for Tata 4018 Hywa / Signa / Prima and overlapping 1516 / 4923 / 1040 cabin applications from the live 74-code catalogue. Use the part codes below to match OEM-style references where published, then open the product page for trade enquiry. For dealer pricing, request Trade Access — supply is pan-India from Kashmere Gate, Delhi.