New Delhi, Sept. 11 -- Samvardhana Motherson International Ltd plans to assemble full-fledged cars by 2030, as India's largest auto component maker aims to join the tiny club of global parts makers that have ventured into automobile manufacture.

The assembly ambition is part of the Motherson Group's bid to raise its revenue to $108 billion by the end of this decade from around $25.7 billion in FY25, according to at least three brokerages that joined a management briefing last Friday.

The attempt by the Vivek Sehgal-led Motherson Group to build cars for original equipment makers marks the third moonshot in India's auto component sector, after Sona Comstar and Bharat Forge forayed into robotics. The moves come at a time when the sector is...