In 2025, the mechanical component industry is growing fast, driven by smart automation, reshoring, and strong demand in key sectors like automotive, aerospace, electronics, and renewable energy. In 2024, the market has surpassed $1.2 trillion, and it is still expanding at a rate of more than 6% each year.
As precision, scale, and sustainability become priorities, a few top companies are leading the way. This article ranks the top 10 mechanical component makers of 2025 by their innovation, production, market reach, quality, and overall impact.
Bosch Rexroth (Germany)
Bosch Rexroth leads the global market in advanced motion and automation systems. As part of the Bosch Group, it powers factory automation, mobile machinery, and renewable energy systems. Its cutting-edge solutions in Industry 4.0 include digital twins, IoT connectivity, and energy-efficient servo drives.
Highlights:
- Operates in more than 80 nations globally.
- Focuses on technologies for electric and hydraulic drives.
- Leader in scalable automation and intelligent motion control.
SKF Group (Sweden)
SKF remains a pioneer in bearing, seal, and lubrication systems. It integrates predictive maintenance and IoT-enabled analytics into production lines operating in more than 130 countries. SKF supports wind power, rail, mining, and manufacturing industries with high-precision rotating equipment solutions.
Highlights:
- Over 17,000 employees globally.
- Early adopter of digital twin technology for condition monitoring.
- Critical supplier to renewable energy and transport industries.
NSK Ltd. (Japan)
Founded in 1916, NSK specializes in bearings, linear motion, and electric power steering systems. Its products are critical to automotive electrification and industrial efficiency. NSK’s smart maintenance platforms and low-friction technologies align with sustainability and performance trends.
Highlights:
- Presence of manufacturing in the Americas, Europe, and Asia.
- Key innovator in electric vehicle components.
- Strong AI-based maintenance and analytics capabilities.
Schaeffler Group (Germany)
Schaeffler, with its INA and FAG brands, leads in bearings and automotive powertrain systems. It’s heavily invested in e-mobility, hydrogen fuel technologies, and smart mechatronic systems. Its aftermarket and OEM services span 50+ countries with robust engineering support.
Highlights:
- Employs more than 83,000 people worldwide.
- Major projects in hydrogen propulsion and thermal management.
- High-precision R&D in automotive and industrial sectors.
Timken Company (USA)
Timken is still the industry leader in mechanical power transmission products, chains, couplings, and engineered bearings. In 2025, it focuses on high-load sectors like wind energy, rail, and defense with integrated diagnostic tools and life-cycle management systems.
Highlights:
- Headquartered in Ohio with a global presence.
- Strong supplier to rail and military platforms.
- Leading innovations in real-time equipment diagnostics.
THK Co., Ltd. (Japan)
THK is globally recognized for linear motion guides, actuators, and robotic systems. Its technologies enable automation in semiconductor production, precision inspection, and surgical robotics. THK combines IoT and AI to deliver responsive motion control solutions.
Highlights:
- Holds over 1,000 patents in linear motion.
- Manufacturing bases in Japan, the U.S., Europe, and Asia.
- Market leader in high-speed, AI-integrated automation systems.
HIWIN Technologies Corp. (Taiwan)
HIWIN continues to gain global recognition for its ball screws, linear guides, and motion modules. It supplies robotics, cleanroom automation, and medical equipment industries with high-efficiency, modular, and high-precision products.
Highlights:
- Strong in multi-axis and precision modules.
- Rapid expansion in Europe and the U.S.
- Key supplier for semiconductor and medical device applications.
JTEKT Corporation (Japan)
Formed from Koyo Seiko and Toyoda Machine Works, JTEKT excels in machine tools, steering systems, and industrial bearings. Its smart CNC grinding machines and EV steering solutions meet the evolving demands of modern mobility and Industry 4.0.
Highlights:
- Strategic partnerships with OEMs like Toyota.
- Investing in next-generation CNC technologies.
- Expanding software-integrated mechanical systems.
Boberry (China)
Established in 2009, Boberry is a vertically integrated manufacturer offering forgings, castings, flanges, and precision-machined parts. It serves the energy, marine, chemical, and heavy industries with robust facilities in China and international operations in Germany and Hong Kong.
Highlights:
- Offers design-to-delivery vertical integration.
- Advanced CNC, forging, and casting capabilities.
- Trusted by global clients in power, marine, and oil & gas sectors.
NTN Corporation (Japan)
NTN is a global supplier of bearings and constant velocity joints, serving automotive, aerospace, and industrial markets. In 2025, it emphasizes sustainability, low-friction designs, and vibration-control solutions for EVs and high-speed rail.
Highlights:
- Over 70 manufacturing plants worldwide.
- Strong focus on lightweight, energy-saving bearing designs.
- OEM supplier to major aerospace and mobility players.
Comparative Overview: Performance Metrics
| Company / Group | HQ | Core Products | Key Strengths |
| Bosch Rexroth | Germany | Drives, controls, motion systems | Automation, Industry 4.0, global scale |
| SKF Group | Sweden | Bearings, seals, digital monitoring | Predictive analytics, condition monitoring |
| NSK Ltd. | Japan | Bearings, motion control, steering | EV innovation, global scale, smart maintenance |
| Schaeffler Group | Germany | Bearings, e-mobility, mechatronics | Hydrogen tech, OEM strength, sensor integration |
| Timken Company | USA | Bearings, chains, couplings, diagnostics | Heavy-load sectors, military-grade performance |
| THK Co., Ltd. | Japan | Linear motion, robotic arms | Precision automation, surgical/semiconductor robotics |
| HIWIN Technologies | Taiwan | Ball screws, linear guides, motion modules | Semiconductor, medical, multi-axis robotics |
| JTEKT Corporation | Japan | Steering, grinding machines, bearings | CNC tools, EV steering, automotive focus |
| Boberry | China | Forgings, flanges, castings, machined parts | Integrated production, customization, and cost-efficiency |
| NTN Corporation | Japan | Bearings, CV joints, vibration systems | Lightweight design, EV & rail optimization |
Key Trends Among the Top Manufacturers
Smart Component Integration
All leading companies are embedding sensors, IoT, and real-time analytics into traditional mechanical parts. This shift enables predictive maintenance, system automation, and reduced downtime.
Sustainability as Strategy
Sustainable materials, carbon-neutral operations, and energy-efficient products are central to manufacturers like Boberry, SKF, and Schaeffler, shaping the future of responsible production.
AI and Automation Integration
AI-driven quality inspection, adaptive production lines, and automated assembly systems are becoming the norm. HIWIN and THK lead in robotic and intelligent manufacturing.
Regionalization and Resilience
Post-pandemic restructuring pushed companies to localize supply chains. JTEKT, Timken, and NTN have diversified manufacturing bases to enhance regional responsiveness.