Wheels India is fundamentally a wheel-maker - the largest manufacturer of automotive steel wheel rims in India and a global leader in earthmover wheels - but it has quietly built a second life as a precision-engineering partner to some of the world’s most demanding industrial names. Born in 1960 as part of the TSF Group, a branch of the erstwhile TVS Group with roots going back to 1936, the company started with commercial-vehicle wheels and spent decades adding new shapes and sizes before a post-2020 expansion pushed it into aluminium wheels, windmill components, hydraulic cylinders, and bus air suspension. The recurring approach is to embed itself as a preferred, long-standing supplier to global OEMs, then diversify across products, customers, and geographies so that no single vehicle segment or region can knock it off course. # Business segments Three engines at different stages - a steel-wheel anchor built over six decades, a younger industrial-components platform riding the energy transition, and a suspension-and-systems bet that is still being assembled - each layered on the customer relationships of the one before. ## 1. Automotive wheels: the steel-and-alloy backbone **The company makes the round metal part that connects a vehicle to the road - for trucks, tractors, earthmovers, and cars - and it is either the largest or among the largest in the world in its chosen niches.** - **One in five earthmover and tractor wheels globally** - Wheels India holds about 20% market share in wheels for construction equipment and agricultural tractors worldwide, and it is the largest maker of earthmover steel wheel rims on the planet. - **A wheel for every vehicle type** - steel wheels cover medium and heavy trucks, buses, tractors, passenger cars, and mining equipment, while aluminium wheels (forged since 2004, cast since FY21) serve passenger-vehicle OEMs and the US aftermarket. - **Cast aluminium is the growth leg** - a dedicated plant at Thervoy Kandigai started by exporting to the US and European aftermarket, then won orders from Tata Motors, Stellantis, Hyundai, and Volkswagen; capacity is being expanded from 5 lakh to 10 lakh wheels a year by FY27, and a technology tie-up with Japan’s Topy Industries is upgrading design and manufacturing knowhow. - **OEM relationships are the moat** - the customer list reads like a who’s-who of global vehicle makers: Caterpillar, John Deere, Komatsu, JCB, Maruti Suzuki, Ashok Leyland, Daimler, Mahindra, and Toyota, with multiple supplier-excellence awards reinforcing the stickiness. - **A joint venture for Japanese carmakers** - WIL Car Wheels Limited, a 74% subsidiary with Topy Japan, makes steel wheels for light passenger vehicles, focused on Japanese OEMs in India, and returned to profit in FY25 on higher volumes and better capacity utilisation. ## 2. Industrial components: the precision-engineering engine **Where the wheel business sells millions of standardised units, this segment sells large, complex, welded-and-machined structures and cylinders to a handful of global heavy-industry customers - and wind energy is the tailwind.** - **Windmill nacelle structures** - the company machines giant castings and fabricates base frames that sit inside the nacelle of a wind turbine, supplying Vestas, Siemens Gamesa, Nordex, Enercon, and GE from three Tamil Nadu plants. - **Dump-truck bodies and bogie frames** - for construction and mining, it welds complete fabricated bodies for dump trucks; for Indian Railways, it supplies bogie frames for LHB coaches, a business where it has been able to increase its share of supply. - **Hydraulic cylinders, now in-house** - the 2023 amalgamation of Sundaram Hydraulics brought cylinder design and manufacturing fully inside Wheels India, and a subsequent technology-transfer agreement with South Korea’s SHPAC signals that cylinders are a strategic growth area. - **Export-led, tender-won** - in FY20, domestic windmill-component volumes jumped because international customers in India were exporting more windmill sub-systems, and the company also began exporting parts won through a global tender from a multinational customer. ## 3. Air suspension and lift-axle systems: the future chassis bet **A small but deliberate move into the systems that sit between a truck or bus chassis and its axles - air springs and lift-axle suspensions - with a next-generation electronics joint venture now on the drawing board.** - **Buses are the anchor** - the company is a leading supplier of complete air suspension systems for buses in India, a business that got a boost from state transport undertaking orders. - **Truck lift-axle suspensions** - it also supplies suspension systems for lift axles to truck manufacturers, extending the same chassis-level engineering into commercial vehicles. - **Consolidating the footprint** - manufacturing has been streamlined from two plants to one by buying adjacent land, saving rent and simplifying operations. - **The Bosch JV is the electric-era play** - in May 2026, Wheels India and group company Brakes India proposed a 50:50 joint venture with Bosch to develop and manufacture electronically controlled air-compression, air-suspension, and air-parking-brake modules for trucks and buses, combining Bosch’s electronics and software with the Indian partners’ mechanical and pneumatic knowhow. # Group structure and partners **Wheels India sits inside the TSF Group, a Rs. 26,000-crore-plus industrial house with 36 factories and over 42,000 employees, and it uses joint ventures and technical tie-ups - particularly with Japan’s Topy and now Germany’s Bosch - to access technology it does not build from scratch.** - **TSF Group heritage** - the group traces its lineage to the 1936 TVS Group and was formed from a family arrangement; promoters hold 58.31% of Wheels India, and the group spans auto components, vehicle dealerships, parts distribution, and vehicle financing. - **The Topy relationship** - a long-standing joint venture in WIL Car Wheels (74% subsidiary) and a December 2025 technical-assistance agreement for aluminium alloy wheels make Japan’s Topy Industries the company’s deepest technology partner. - **Overseas subsidiaries for business development** - WIL USA Inc. (Delaware) and a planned German subsidiary are sales-and-supply-chain outposts, not factories, giving the company a direct presence in its key export markets. - **An associate in axles** - Wheels India holds a 9.51% stake in Axles India Limited, which makes axle housings for commercial vehicles and reported turnover of Rs. 846.78 crore in FY25. - **A captive renewable-power investment** - in August 2024, the company acquired up to 45.06% of O2 Renewable Energy XXVI Private Limited for Rs. 2.52 crores, securing renewable power under a captive generation scheme for its own consumption.