Assemblies Suppliers in India

SRJ Forge India is a newly formed forging unit (2023) under Jaypee’s umbrella, based in Haryana. It specializes in closed-die forging and machining of differential cases, pinions and heavy gears for CV and off-highway vehicles. The Palwal plant focuses on high-precision forging and CNC machining processes with in-house heat treatment. While SRJ Forge is newly operational, it leverages Jaypee’s legacy expertise to deliver quality differential assemblies. (Information on certifications was not found in public sources.)

AMP is India’s leading supplier of Antivibration Rubber-to-Metal Bonded components for the global automotive industry. Our components are used across the globe on all platforms including Passenger Cars, Trucks, Trailers, and Off-Highway Vehicles. With more than 700+ professionals employed at 3 State-of-the-Art manufacturing facilities, AMP exceeds the expectations of its customers. AMP Products include Strut Mounts, Engine & Transmission Mounts, Bushings, Isolators, Torque Rods, Heavy Duty, Sheet Metal Stampings & Assemblies, Spring Seats, Sheet Metal Brackets & Microcellular Polyurethane (MCU) Jounce Bumpers.

MK Tron Autoparts Stamping Division (formerly UMW Dongshin Motech Private Limited) produces and supplies precision sheet metal stamped parts and welded assemblies to automotive and general engineering industries. Our manufacturing plant at Talegaon Industrial Area features robotic 1200T-800T-600T-600T tandem press line, manual 600T-400T-400T-400T tandem press line, automatic and manual presses ranging from 60T–300T, robotic welding lines, and auxiliary equipment. We manufacture sheet metal components, welded assemblies and body-in-white parts with required quality certifications, infrastructure and equipment ensuring strict adherence to process and product quality.

Kalyani Transmission Technology (KTT) is a fast-emerging leader in automotive transmission components and EV driveline solutions, backed by India’s renowned Kalyani Group. Specializing in high-precision gears and assemblies, KTT offers a one-stop solution from design to mass production for electric vehicle transmission gears & shafts, e-motor shafts, dual-clutch (DCT) gears, CVT components, manual and automatic transmission parts, and complete differential assemblies. With state-of-the-art manufacturing in India and a highly skilled engineering team, KTT delivers world-class quality (IATF 16949-certified) and innovative drivetrain products tailored to global OEM requirements. The company’s integrated capabilities in forging, precision machining, heat treatment, and in-house tooling ensure superior performance, consistency, and cost-effectiveness. Buyers choose KTT for its strong technical expertise, commitment to excellence, and the trust of the Kalyani Group’s 3-billion-dollar legacy—making it an ideal partner for next-generation mobility and EV drivetrain projects.

A. Raymond Fasteners India is part of the global ARaymond Network (France), a leading provider of automotive fastening and assembly solutions. Established in 2007, the Indian entity operates a manufacturing facility in Chakan, Pune. It produces a wide range of plastic and metal fasteners, quick connectors, fluid line clips, and push-fit assemblies used in automotive fuel, cooling, and interior systems. ARaymond India is known for its push-in and quarter-turn fasteners that enable tool-less assembly, supplied as a Tier-1 to OEMs like Maruti, Ford, and Hyundai. The company holds IATF 16949 certification and has been recognized for its quality excellence with awards (including a Silver Quality award in the Indian OEM market). ARaymond India’s highly automated plant and design center allow it to co-develop fastening solutions with customers, supporting the industry’s shift toward lighter, smarter assembly systems.

Established in 2005, Shiva Industries is an ISO 9001-2015 certified company specialized in CNC laser cutting & TIG welding for aluminium, stainless steel, and CO2 welding for all types of sheet metal fabrication works. We serve major telecom industries with manufacturing of enclosures, face plates, trays & filter assemblies including hi-precision sheet metal components. Our area of competence includes superior range of fire alarm cabinets, panel boards, iron tables and storage racks. We provide complete fabrication solutions with sheet metal fabrication works ensuring quality, precision, and customer satisfaction with advanced manufacturing capabilities.

Takshi Auto Components (Pune) is an automotive supplier founded in 2003 that manufactures precision axle systems and differential cases. It specializes in forging and machining high-strength components for trucks, buses and tractors. The ISO/TS 16949:2002 (now IATF 16949) certified plant produces E-axles, axle housings, Salisbury axles and ADI differential cases. With robotic welding and high-tonnage presses, Takshi delivers welded axle assemblies and tubular parts. Customers benefit from its decade of innovation (including modular banjo beams) and robust quality systems (ISO 9001 / IATF 16949).

Kaneri Industries is an IATF 16949 certified leading manufacturer of automotive components including disc brakes and flywheel assemblies since 2000. We specialize in cast iron casting, grey cast iron components, and precision manufacturing for almost all vehicles on Indian roads. Our commitment to quality system standards ensures direct replacement components equivalent to OEM specifications with 18+ years of experience in the automotive industry.

Established in 2000, SAN Automotive is a leading sheet metal components manufacturer with 20+ years of proven experience and 3 state-of-the-art manufacturing facilities manned by 800+ dedicated workforce. We serve major automobile manufacturers in India and abroad with expertise in sheet metal pressing and forming, light/medium/heavy fabrication, component assemblies, tooling, powder coating and plating solutions. Our decades of expertise in designing, development, tooling, manufacturing, and testing capabilities deliver strategic cost advantages and unmatched quality. We maintain responsive customer service, adequate production capacity, and timely deliveries making us a leading business partner.

Allied Transmission & Gears (Sonipat) manufactures precision differential gears, shafts and transmission components for commercial vehicles. Founded in 1999, it blends forging and CNC machining to deliver OEM-grade assemblies. ATG’s facilities include CNC gear-hobbing, shaping, grinding, broaching and a dedicated heat-treat lab with CMM inspection. The ISO 9001:2015 / IATF 16949 certified plant ensures high-volume production and quality. Buyers value its engineering expertise and on-time delivery.

CIE Automotive India is a multi-technology automotive components supplier listed on Mumbai stock exchanges and subsidiary of CIE Automotive group of Spain. As an industrial group specialized in supplying components and subassemblies for automotive market with global presence and listed on Madrid stock exchange, we offer comprehensive solutions including stampings, aluminium casting, gears, magnetic components, and composites. Our expertise in automotive component manufacturing with international standards and strong parent company backing makes us a reliable partner for OEMs seeking quality automotive components with global supply chain capabilities and proven track record.

Incorporated in 1998, Modvak Engineering is a pioneer in precision sheet metal stamping and injection moulded components for automotive, appliances, electronics and aerospace industries. With over 800 components in our arsenal and ISO, IATF and Maruti Green (MACE) certifications, we combine expertise in progressive stamping, injection moulding, press fitting, wiring assemblies, spot welding and electroplating. Our exhaustive range includes 700+ terminals & 100+ engineering plastic connectors designed in-house with advanced R&D centre. We deliver quality components at mass volumes and effective prices through special tools, machines, materials and methodology meeting international quality standards.

ASAL operates five state-of-art plants across India - two at Pune Maharashtra, one at Pantnagar Uttarakhand, one at Sanand Gujarat and one at Jamshedpur Jharkhand, building wide range of auto components and assemblies for global automobile leaders including Tata Motors Limited, Fiat, Piaggio, and Ashok Leyland. With manufacturing facilities spanning 125,000 sq.m total area and 15,000 sq.m built-up area at flagship Chakan plant commissioned in 1998, we deliver comprehensive automotive stamping solutions. Our strategic multi-location presence enables us to serve diverse automotive segments with quality components, assemblies, and engineering excellence meeting stringent OEM requirements.

Established in 1995 as Autoline Pressings and incorporated in 1996, Autoline Industries is India's largest automotive sheet metal components manufacturer serving major OEMs like Tata Motors, Volkswagen, Ford, GM, Renault-Nissan, Daimler India, Cummins USA, Ashok Leyland, AMW, and FIAT. We operate 10 manufacturing facilities across Pune, Dharwad & Uttarakhand with in-house tool room capabilities for product design. Specializing in heavy sheet metal components & assemblies, exhaust systems, pedal systems, door assemblies, load bodies, door hinges & skin panels, over 3000 products from Autoline fit into passenger cars, SUVs, LCVs, HCVs & Gensets with ISO/TS 16949 certification and BSE/NSE listing.

Established in 1995, SM Auto Stamping Limited is an IATF 16949:2016 certified group specializing in precision sheet metal stamping and deep drawn components. We manufacture welded assemblies and press tools for automobile and engineering sectors with three production centers in Nashik, Maharashtra. Our 350-strong workforce produces 6 million components annually, focusing on Class A, B, C surface parts for automotive and electrical applications. With zero rejection track record and 55-60% year-on-year growth, we provide competitive pricing and world-class problem-solving capabilities.

Singhania International (brand Sturdfix), founded in 1995, is an IATF 16949:2016 certified manufacturer and exporter of high-tensile fasteners and steel wires. With roots in trading, Singhania has grown into a major producer of standard and custom fasteners, including structural bolt assemblies certified to EN 15048. The company’s product range covers nuts, bolts, screws, anchors, and allied components in various grades. Backed by robust quality and environmental systems (ISO 9001, ISO 14001, ISO 45001), Singhania supplies automotive, industrial, and infrastructure clients worldwide, while adhering to stringent quality norms. Known for competitive pricing and reliable delivery, Singhania International (a Government-recognized star export house) has become a key player in India’s fastener exports.

Srujana Enterprises is an IATF 16949:2016 certified high-speed metal stamping company based in Bangalore. Founded in 1994, Srujana has evolved from a precision press shop to a leader in design and manufacture of complex progressive stampings and sub-assemblies. The company supports diverse sectors – automotive, EV, electrical & electronics – with capabilities including in-house tool & die engineering, prototyping, laser welding and assembly. With 25+ years of experience and state-of-the-art infrastructure, Srujana produces motor laminations, connector stampings, and other critical press parts with tight tolerances and consistent quality. Its customer-focused approach, robust processes and on-time delivery have made Srujana a trusted manufacturing partner for both domestic and international clients.

Started in 1987 with toolroom, Besmak components incorporated on 1994. Besmak Components has provided high quality auto parts for over 25 years supporting the Automotive Wiring Harness in two wheeler and four wheeler segments. 25 years of expertise in manufacturing connectors and solutioned auto components for the Wiring Harness Industry. Founded and promoted by Mr. C.N. HARI, the Company has developed a wide range of connectors and auto parts. Over the years Besmak has developed a wide range of catalogue products for the customers. We continue to add products for special applications, demand from customers based on the dynamics of the Auto Industry, challenging space requirements in vehicles, and connectivity requirements arising out of emission norms. We are also actively involved in the development of EV’s and proactively develop parts for our customers.

Established in 1994, Sneha Industries has been working in the automotive field specializing in press tool designing and manufacturing with excellence in quality and efficiency. We manufacture tools and dies, pressed/stamping components and fabricated assemblies for electric vehicles (Passenger EV and Commercial EV) and electronic appliances. Our expertise includes manufacturing components in mild steel, stainless steel and aluminium with adequate machinery for best quality products. We have an excellent workforce of engineers and skilled craftsmen led by proprietor Mr. Anil O Paratane with immense knowledge and experience in automotive industry specializing in electric vehicles.

Established in 1994, Goghnath Industries is a leading manufacturer and supplier of CNC laser cut parts and precision sheet metal & machined components with 30+ years of experience. We undertake all types of sheet metal work from small bracketry to large enclosures, from prototypes to small and medium batch work with state-of-art infrastructure covering 10,750 sq.ft area and 75 HP power supply. Our advanced 3D modeling, CNC laser cutting machines with extremely low tolerance levels, CNC press brakes, and comprehensive surface treatment capabilities including powder coating, epoxy painting, and zinc plating ensure quality fabricated assemblies meeting international standards.

Shilpan Steelcast is one of the largest investment casting manufacturers in India with 3,000 MT annual production capacity. Located in Rajkot's renowned casting hub, our 725,000 sq ft facility features robotic automation, HMI-controlled processes, and rotary hearth furnaces. We are world-class IATF 16949:2016 certified foundry serving automotive, aerospace, and industrial sectors globally with precision components, in-house CNC machining, and ready-to-use assemblies.

Rajasthan Fasteners Pvt. Ltd. (Jaipur) is India’s first company to manufacture slotted and coiled spring pins to international standards, holding a TS 16949/IATF 16949 certification from TÜV. With decades of niche expertise, Rajasthan Fasteners produces a wide range of spring/dowel pins – slotted pins, spiral coiled pins, stainless steel spring pins, and custom pins – in various sizes and finishes. The company has an in-house state-of-the-art tool room that allows it to develop pins as per customer specifications and international norms. Its spring pins are known for high strength, fatigue resistance, and precise tolerances, making them ideal for hinges, shafts, and assemblies in automotive and industrial applications. Exporting globally, Rajasthan Fasteners delivers cost-effective fastening solutions that reduce assembly time (no special skills required) and save space, all while maintaining relentless quality standards.

Agrasen Engineering is an Indian manufacturer of precision machined components and assemblies for automotive and industrial applications. Established in 1989, Agrasen has developed strong competencies in CNC machining, turning, and grinding to produce metal parts with tight tolerances. Its product portfolio includes transmission shafts, gear blanks, engine timing sprockets, and chassis brackets, among others, supplied to both domestic Indian OEMs and international Tier‑1 companies. Agrasen operates multiple plants in Jaipur equipped with advanced CNC lathes, machining centers, and induction hardening facilities, allowing it to deliver finished parts with required heat treatment and surface finishes. The company emphasizes continuous improvement and lean practices (TS 16949 certified) to meet cost and quality expectations. Agrasen’s in-house engineering and tool design enable rapid development of new components, while its assembly capabilities let it provide sub-assemblies (like shaft + gear units) ready for integration. With a focus on reliability and customer service, Agrasen Engineering has become a trusted supplier supporting India’s growing role in the global automotive supply chain.

Leading Indian manufacturer of high-quality drivetrain components and assemblies for OEMs. Over three decades of expertise in precision gears, shafts, and sub-assemblies, with IATF 16949-certified production. Serves two-, three-, and four-wheeler markets with a reputation for innovation and reliability.

With over 35 years of expertise in precision sheet metal stamping and fabrication, Devchhaya Industries serves the evolving Electric Vehicle (EV) industry with components engineered for strength, lightweight design, and dimensional accuracy. We specialize in sheet metal stampings, EV parts, automotive component assemblies, and pressed parts for modern electric mobility demands. Our extensive experience in precision manufacturing enables us to meet specific requirements of EV applications with focus on innovation and quality. We provide comprehensive solutions from design to delivery for automotive and EV industry with advanced manufacturing capabilities and quality systems.

Indo Schöttle (SFS Group India) is India’s leading manufacturer of precision machined and cold-formed components for automotive and industrial applications. Established in 1986 as a joint venture, the company pioneered advanced engine valve collet production in India and has since become the largest producer of engine valve collets, rocker arm screws, turbocharger assemblies, and fuel system parts in the country. Operating five world-class manufacturing plants in Pune and Belagavi, Indo Schöttle leverages cutting-edge precision machining, cold forging, and matched assembly technologies to deliver high-volume, zero-defect components to OEMs worldwide. As part of the Switzerland-based SFS Group, the company upholds global quality standards (IATF 16949, AS9100) and offers integrated manufacturing – from design and tooling to special processes – providing customers with end-to-end engineered solutions.

A leading producer of engine and transmission ring gears as well as flexplates and starter gear rings. Part of the Raymond Group, Ring Plus Aqua operates modern facilities in Nashik, supplying flywheel ring gears and integral starter assemblies to global automotive OEMs (passenger, commercial, and off-road). The company’s processes include flash welding, induction hardening, and CNC turning to produce high-accuracy ring gears in high volumes. Certified to IATF 16949, Ring Plus Aqua combines strong metallurgy expertise with advanced automation, exporting a significant portion of its output worldwide.

JBM Group is a leading automotive component manufacturer with comprehensive capabilities in sheet metal components, assemblies, and systems serving major OEMs with focus on innovation, quality, and sustainable manufacturing practices.

Publicly listed Indian gear manufacturer catering to global OEMs in two-wheelers, passenger cars, commercial vehicles, and e-mobility. RACL produces a wide range of transmission gears, shafts, and precision machined components, with fully integrated forging, heat treatment, and CNC facilities. With ~800 employees and four decades of excellence, RACL is IATF 16949 certified and a single-source supplier for many customers, known for on-time delivery and stringent quality controls.

Bharat Gears Limited (BGL) is India’s largest gear manufacturer and a global leader in gear technology. With 50+ years of expertise, BGL delivers high-quality ring & pinion sets, transmission and differential gears, and sub-assemblies for automotive, agriculture, construction, and EV applications. The company operates state-of-the-art manufacturing units and an in-house heat treatment division, ensuring end-to-end quality control. Bharat Gears is a trusted supplier to major OEMs worldwide, known for its cutting-edge engineering, reliable product performance, and commitment to customer satisfaction. Buyers benefit from BGL’s world-class production capabilities, certified quality systems, and a proven track record of delivering precision drivetrain solutions on time and at scale.

A publicly-listed Indian manufacturer of industrial and automotive gearing solutions. Part of the Murugappa Group, Shanthi Gears produces a broad range of spur, helical, bevel gears, gearboxes, and gear assemblies for tractors, commercial vehicles, railways, and wind turbines. With a strong design team and over 50 years in business, Shanthi has a reputation for reliability in medium-volume production. It operates multiple plants in Coimbatore with advanced machining and heat-treatment, and holds ISO 9001, IATF 16949, and ISO 14001 certifications. The company caters to both standard catalog gearbox markets and custom drive requirements, offering end-to-end services from design through commissioning.

Established in 1965, Veer-O-Metals is a pioneer in precision stamping and metal fabrication with over 50 years of expertise. We manufacture stamped parts, precision sheet metal fabrication parts, machined components, and mechanical assemblies across 8 manufacturing locations with 1200+ employees. Our integrated facility serves diverse industries including automotive, aerospace, energy management, and healthcare. With direct exports to 20+ countries and VMI locations in Europe & USA, we offer comprehensive solutions from design to delivery with robust quality systems and large manufacturing capacity.

Simmonds Marshall (est. 1960s) is a leading manufacturer of specialty nuts and fasteners, particularly known for all-metal and nylon-insert locknuts for automotive applications. In technical collaboration with Marshall of UK, the company supplies a broad range of proprietary locking nuts, wheel nuts, and axle fasteners to virtually all major automotive OEMs in India (including Maruti Suzuki, Tata, Mahindra) and also exports globally. Simmonds Marshall is IATF 16949:2016 certified and operates manufacturing facilities near Pune. Its products are critical for safety and reliability (e.g., for engines, transmissions, wheel assemblies), and the company has a reputation for engineering quality and consistency. With decades of fastener experience, Simmonds Marshall continues to innovate in thread-locking technology and remains a key Tier-1 supplier in the automotive fastener segment. (Note: Summary based on public financial reports and industry profiles.)

Remax Fasteners (RFI) is a renowned Indian manufacturer and exporter of cold-forged high-strength bolts and nuts, with nearly six decades of experience in serving heavy engineering industries. Founded in 1964 by Late Resham Singh, RFI has grown into a leading provider of specialized fasteners for power transmission, railway, infrastructure, and wind energy sectors. Operating state-of-the-art facilities in Ludhiana (including a new plant in Focal Point), the company delivers precision cold-formed components and matched assemblies with an emphasis on durability and on-time delivery. As part of the global SFS Group since 2014, Remax combines in-house cold forging and machining excellence with international quality standards to supply zero-defect fasteners and fastening solutions worldwide.

Kitra Industries (est. 1963) is a pioneer in die-cast copper rotors and electrical stampings for high-efficiency motors. Based in Surat, Kitra was the first in Asia to commercially produce copper rotor cages, and remains India’s only supplier of serially die-cast copper rotors. Kitra offers a broad product suite: rotor laminations and assembled cores for industrial, EV, and traction motors, as well as fully wound stator assemblies and custom SMC (soft magnetic composite) components. Its ISO 9001:2015 certified plant utilizes proprietary casting technology and precision stamping, yielding motors with significantly improved efficiency. Kitra has also expanded globally with a joint venture in China for copper rotors. An award-winning top SME in India, Kitra drives innovation in motor technology, making it a sought-after partner for next-gen electric drive manufacturers.

Gajra Gears Pvt. Ltd. is a trusted Indian manufacturer of automotive gears and bevel gear assemblies with a heritage dating back to 1962. The company produces a wide range of high-quality gears, including spiral and hypoid ring & pinion sets, differential gears, splined shafts, and transmission gears for passenger vehicles, tractors, and commercial machinery. Gajra Gears combines decades of gear manufacturing expertise with modern, ISO-certified production facilities to deliver reliable, precision-engineered components. Its products are supplied to leading OEMs in India and abroad, reflecting Gajra’s reputation for quality, durability, and value. With in-house capabilities in gear cutting, heat treatment, and machining, Gajra Gears offers end-to-end solutions and a commitment to on-time delivery. Buyers choose Gajra Gears for its competitive pricing, consistent product performance, and strong customer service – making it a solid partner for powertrain sub-components in small to medium volumes.

Sundaram-Clayton Limited is a leading Indian manufacturer of aluminum die castings for global automotive markets, with over 50 years of experience in precision component manufacturing. As part of the USD 8.5 billion TVS Group, they combine rich engineering heritage with modern manufacturing capabilities to deliver sophisticated powertrain, structural, and body components for two-wheelers, passenger cars, and commercial vehicles. SCLs comprehensive capabilities include design support, simulation, high-pressure die casting, gravity die casting, machining, assembly, and testing, provided through advanced manufacturing facilities in India and the USA. Their technical expertise in thin-wall castings and complex geometries enables lightweight solutions that enhance vehicle efficiency and performance. SCLs commitment to operational excellence, innovation, and sustainability has established them as a preferred supplier for global automotive OEMs seeking high-quality aluminum components that meet stringent technical specifications while providing competitive value and reliable delivery.

Rockman Industries is a premier manufacturer of aluminum die cast components and automotive assemblies for two-wheeler and four-wheeler segments with over 60 years of manufacturing excellence. As a key supplier to Hero MotoCorp and part of the Hero Group, they have established themselves as a trusted partner for global OEMs. Their integrated manufacturing approach encompasses die casting, machining, and surface treatment across eight state-of-the-art facilities in India. Rockmans technical expertise in aluminum alloy development allows them to create lightweight, high-strength components that meet stringent automotive specifications. Their focus on innovation and continuous improvement has resulted in industry-leading quality standards and operational efficiency. With substantial investments in automation and Industry 4.0 technologies, Rockman delivers consistent quality and competitive pricing for high-volume automotive applications.

Auto Ignition Ltd. (Autolek) is a pioneer in India’s automotive electrical industry, manufacturing starter motors, alternators, and associated components since 1953. Based in Haryana, Autolek’s capabilities include complete stator and rotor assemblies for starters/alternators, ignition coils, and allied sub-components. The company operates a large integrated facility (with 30+ production lines) and has a workforce of ~300 (201–500). Auto Ignition is certified to IATF 16949 and is a long-time OEM supplier to Indian and global vehicle manufacturers. Its stator core production features high-speed blanking and auto-insertion of laminations, ensuring uniform magnetic performance. The company’s brand “Autolek” is well-known for robust quality and has a nationwide service network. Now, Auto Ignition is also diversifying into EV segments (e.g. e-rickshaw motors) leveraging its decades of motor manufacturing expertise.