--- title: Automotive Timing & Serpentine Belts | Mitsuboshi (USA) description: MBL USA manufactures OEM-quality automotive belts, including serpentine, timing, and V-belts. Trusted for reliability, heat resistance, and performance. --- [Skip to content](https://www.mblusa.com/automotive#main-content) - - [mailto:mblusa.sales@mitsuboshi.com](mailto:mblusa.sales@mitsuboshi.com) - - [E-COMMERCE](https://ecommerce.mblusa.com/my-account/login/)        [AUTO BELT SEARCH](https://www.showmetheparts.com/mbl/) [![Mitsuboshi Logo](https://www.mblusa.com/hs-fs/hubfs/Mitsuboshi%20Long%20Logo%20Blue%20Web-1.png?width=325&height=37&name=Mitsuboshi%20Long%20Logo%20Blue%20Web-1.png "Mitsuboshi Logo")](https://www.mblusa.com?hsLang=en) - [About Us](https://www.mblusa.com/mitsuboshi_belting_ltd#about_us) Show submenu for About Us - [Our Company](https://www.mblusa.com/mitsuboshi_belting_ltd) - [Our History](https://www.mblusa.com/history) - [Join Us](https://www.mblusa.com/careers) - [News & Insights](https://www.mblusa.com/mbl-usa-corporation-news) - [Products](https://www.mblusa.com/products) Show submenu for Products - [By Categories](https://www.mblusa.com/products#by_catagories) - [By Transmission Type](https://www.mblusa.com/products#by_transmission_type) - [By Application](https://www.mblusa.com/products#by_application) - [Industries](https://www.mblusa.com/products#by_application) Show submenu for Industries - [Agriculture](https://www.mblusa.com/agriculture) - [Automotive](https://www.mblusa.com/automotive) - [Heavy Duty](https://www.mblusa.com/heavy_duty) - [Industrial](https://www.mblusa.com/industrial) - [Lawn & Garden](https://www.mblusa.com/lawnandgarden) - [Recreational](https://www.mblusa.com/powersports) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [Contact Us](https://www.mblusa.com/service/contact/#contact_us) Show submenu for Contact Us - [North & South America](https://www.mblusa.com/service/contact/) - [Japan](https://www.mitsuboshi.com/english/inquiry/form_general/) - [Europe](https://www.mitsuboshi.de/en/contact/) - [About Us](https://www.mblusa.com/mitsuboshi_belting_ltd#about_us) Show submenu for About Us - [Our Company](https://www.mblusa.com/mitsuboshi_belting_ltd) - [Our History](https://www.mblusa.com/history) - [Join Us](https://www.mblusa.com/careers) - [News & Insights](https://www.mblusa.com/mbl-usa-corporation-news) - [Products](https://www.mblusa.com/products) Show submenu for Products - [By Categories](https://www.mblusa.com/products#by_catagories) - [By Transmission Type](https://www.mblusa.com/products#by_transmission_type) - [By Application](https://www.mblusa.com/products#by_application) - [Industries](https://www.mblusa.com/products#by_application) Show submenu for Industries - [Agriculture](https://www.mblusa.com/agriculture) - [Automotive](https://www.mblusa.com/automotive) - [Heavy Duty](https://www.mblusa.com/heavy_duty) - [Industrial](https://www.mblusa.com/industrial) - [Lawn & Garden](https://www.mblusa.com/lawnandgarden) - [Recreational](https://www.mblusa.com/powersports) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [Contact Us](https://www.mblusa.com/service/contact/#contact_us) Show submenu for Contact Us - [North & South America](https://www.mblusa.com/service/contact/) - [Japan](https://www.mitsuboshi.com/english/inquiry/form_general/) - [Europe](https://www.mitsuboshi.de/en/contact/) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. # Automotive Belts ## High-Performance Automotive Belts Trusted by OEMs At MBL (USA) Corporation, we manufacture OEM-quality automotive belts designed for performance, durability, and precision. As part of the Mitsuboshi Belting family, a globally recognized leader in power transmission technology, we produce high-performance timing belts and serpentine belts for original equipment manufacturers (OEMs) and aftermarket applications across North America. Our belts are engineered to meet or exceed the strict quality standards of the automotive industry. ### Precision-Engineered Belts for Today's Vehicles Our automotive product line includes timing belts and serpentine belts designed to deliver quiet operation, precise power transmission, and extended service life. These belts are ideal for modern internal combustion engines as well as the unique demands of electric and hybrid vehicles, where low noise and high efficiency are critical. Whether you're supporting OEM production or the automotive aftermarket, MBL belts are built to perform with the reliability today’s evolving vehicle technologies require. ![Auto OEMs Around the World](https://www.mblusa.com/hs-fs/hubfs/Auto%20OEMs%20Around%20the%20World.jpg?width=598&height=598&name=Auto%20OEMs%20Around%20the%20World.jpg "Auto OEMs Around the World") **![Heat Resitant Icon](https://www.mblusa.com/hs-fs/hubfs/Heat%20Resitant%20Icon.png?width=100&height=100&name=Heat%20Resitant%20Icon.png)****Heat and Crack Resistance** Engineered to withstand extreme temperature cycles and resist cracking under pressure. **![Quiet Icon-1](https://www.mblusa.com/hs-fs/hubfs/Quiet%20Icon-1.png?width=102&height=100&name=Quiet%20Icon-1.png)Low-Noise** **Operation** Designed for quiet, vibration-free performance—ideal for modern engine systems. **![Long Life Icon](https://www.mblusa.com/hs-fs/hubfs/Long%20Life%20Icon.png?width=93&height=100&name=Long%20Life%20Icon.png)** **Extended Service Life** Built with high-quality rubber compounds and reinforced tension cords to reduce wear and extend replacement intervals. **![Mitsuboshi belts are precision fit](https://www.mblusa.com/hs-fs/hubfs/Measurement%20Icon.png?width=130&height=79&name=Measurement%20Icon.png)Exact Fit and Function** Manufactured to precise OEM specifications for a secure fit and reliable performance. ## Applications for Automotive Belts       **Camshaft Timing ** Mitsuboshi timing belts provide precise synchronization of the crankshaft and camshaft, ensuring optimal valve timing and efficient engine performance. Built with high tensile strength and heat-resistant materials, they’re trusted by OEMs for durability and quiet operation—even under demanding conditions.       **Accessory Drive Systems** Our V-ribbed belts power essential accessories like the alternator, A/C compressor, and power steering pump from a single engine pulley. Mitsuboshi’s precision-molded ribs deliver excellent flexibility, high load-carrying capacity, and reduced noise—perfect for modern combustion and hybrid vehicles.     **Fan and Blower Drives ** Mitsuboshi raw-edge V-belts offer high frictional grip and low slippage, making them ideal for fan drives, blower motors, and secondary cooling systems. Their durability under heat, load, and vibration ensures reliable performance in confined, high-demand environments.       **Power Steering** Mitsuboshi V-ribbed and timing belts are engineered to drive hydraulic and electric-assist power steering systems in both traditional and electric vehicles. Their quiet operation, high load capacity, and exceptional wear resistance ensure smooth, responsive steering under all conditions.       **Electric Parking Brake Actuators** Mitsuboshi timing belts are used inside electric parking brake actuators to drive internal gear mechanisms with precision. Their compact size, quiet operation, and durability ensure consistent, reliable brake engagement with minimal maintenance—ideal for modern EV and hybrid systems.       **Power Sliding Mechanisms** Used in power sliding doors and liftgates, Mitsuboshi synchronous belts provide smooth, controlled motion with minimal noise. Their compact design and resistance to repeated flexing make them ideal for modern minivans, SUVs, and EVs where quiet, precise motion control is key.   ### Featured Products for Automotive Applications Our belts are manufactured under ISO/TS 16949-certified processes, guaranteeing consistency, precision, and reliability in every product. ![OHC Timing Belt](https://www.mblusa.com/hs-fs/hubfs/OHC%20Timing%20Belt.jpg?width=450&height=225&name=OHC%20Timing%20Belt.jpg) Our overhead cam [(**OHC) Timing Belts**](https://www.mblusa.com/ohc_timing_belt?hsLang=en) are designed for synchronous power transmission, maintaining precise camshaft and crankshaft timing in internal combustion engines. These belts deliver dependable performance with minimal elongation, making them ideal for both high-speed and high-torque applications. [Learn More About OHC Timing Belts](https://www.mblusa.com/ohc_timing_belt?hsLang=en) ![Raw edge Auto V-belts-1](https://www.mblusa.com/hs-fs/hubfs/Raw%20edge%20Auto%20V-belts-1.jpg?width=450&height=225&name=Raw%20edge%20Auto%20V-belts-1.jpg) Flexible, fabric-free [**Raw-Edge V-belts**](https://www.mblusa.com/raw_edge_v-belts?hsLang=en) are used in the engines of automobiles, trucks, buses, and construction machinery. Ideal in harsh load fluctuation and high-temperature environments, these belts have excellent heat resistance, abrasion resistance, and deformation resistance. [Learn More About Raw-edge V-belts](https://www.mblusa.com/raw_edge_v-belts?hsLang=en) ![V-ribbed Auto Belts](https://www.mblusa.com/hs-fs/hubfs/V-ribbed%20Auto%20Belts.jpg?width=450&height=225&name=V-ribbed%20Auto%20Belts.jpg) Mitsuboshi serpentine **[RIBSTAR™](https://www.mblusa.com/v-ribbed_belts?hsLang=en)** and **[Star Fit®](https://www.mblusa.com/star_fit?hsLang=en)** belts provide quiet, efficient performance for accessory drive systems in passenger and commercial vehicles. Their multi-ribbed construction offers superior flexibility and power transmission across multiple pulleys, enhancing belt-to-sheave contact and reducing slippage. [Learn More About V-ribbed Belts](https://www.mblusa.com/v-ribbed_belts?hsLang=en) ![Power Steering Timing Belt](https://www.mblusa.com/hs-fs/hubfs/Power%20Steering%20Timing%20Belt.jpg?width=450&height=225&name=Power%20Steering%20Timing%20Belt.jpg) **Electric Power Steering (EPS)** uses an electric motor to assist the driver's steering, providing more precise control and improved fuel efficiency compared to hydraulic systems. In EPS, timing belts transfer power from the motor to the steering mechanism, ensuring smooth, quiet operation with minimal maintenance. [Learn More About EPS Belts](https://www.mblusa.com/electrical_unit_timing_belt?hsLang=en) ![Electric Brake Timing Belt](https://www.mblusa.com/hs-fs/hubfs/Electric%20Brake%20Timing%20Belt.jpg?width=450&height=225&name=Electric%20Brake%20Timing%20Belt.jpg) **Electric brakes** use an electric motor to control braking force, offering more precise and efficient braking compared to hydraulic systems. In electric brakes, timing belts transfer power from the motor to the brake components, ensuring accurate, reliable performance with reduced noise and wear. [Learn More About Electrical Unit Belts](https://www.mblusa.com/electrical_unit_timing_belt?hsLang=en) ![Power Sliding Door Timing Belt](https://www.mblusa.com/hs-fs/hubfs/Power%20Sliding%20Door%20Timing%20Belt.jpg?width=450&height=225&name=Power%20Sliding%20Door%20Timing%20Belt.jpg) **Power sliding doors** use an electric motor to automatically open and close vehicle doors, providing convenience and ease of access. In these systems, timing belts transfer power from the motor to the door mechanism, ensuring smooth, quiet, and reliable operation. [Learn More About Sliding Door Belts](https://www.mblusa.com/electrical_unit_timing_belt?hsLang=en) ### BACKED BY OEM INNOVATION ### Built for the Aftermarket ###### Are Mitsuboshi belts OEM approved? Yes. Mitsuboshi supplies belts directly to automotive OEMs and meets all OEM manufacturing standards. ###### What’s the difference between Mitsuboshi and generic aftermarket belts? Mitsuboshi belts are manufactured with higher-grade materials and tighter tolerances, offering better performance and longevity. ###### Do MBL belts meet OEM specifications and testing standards? Yes. All MBL automotive belts are manufactured to meet or exceed OEM specifications and undergo rigorous performance, durability, and environmental testing to ensure long-term reliability in real-world conditions. ###### How can I get a fitment guide or catalog? Reach out to us via our [Contact Page](https://www.mblusa.com/service/contact/?hsLang=en) for technical resources, or visit our online catalog to cross-reference part numbers and find the right belt for your application. [CONTACT US TODAY!](mailto:mblusa.sales@mitsuboshi.com) ## Looking for a part? ## Online Catalog Utilize our online catalog to see which belt fits your application. Search by year, model, VIN Look Up, Part Number, and more. Take advantage of our cross reference capabilities. Note: For general reference only. Check catalog for correct application. Any use of this interchange to determine applications is done at the installers risk. [Online Catalog](http://www.showmetheparts.com/mbl/) [![Mitsuboshi Online Automotive Parts Catalog](https://www.mblusa.com/hs-fs/hubfs/Auto_Online_Catalogue-1.png?width=936&height=425&name=Auto_Online_Catalogue-1.png "Mitsuboshi Online Automotive Parts Catalog")](http://www.showmetheparts.com/mbl/) --- [![6△ロゴ(青地白文字)](https://www.mblusa.com/hs-fs/hubfs/6%E2%96%B3%E3%83%AD%E3%82%B4(%E9%9D%92%E5%9C%B0%E7%99%BD%E6%96%87%E5%AD%97).png?width=109&height=113&name=6%E2%96%B3%E3%83%AD%E3%82%B4(%E9%9D%92%E5%9C%B0%E7%99%BD%E6%96%87%E5%AD%97).png "6△ロゴ(青地白文字)")](https://www.mblusa.com?hsLang=en) MBL (USA) Corporation manufactures and distributes power transmission belts for original equipment and service parts in the automotive, recreational, and industrial markets. [![Japanese button english-1](https://www.mblusa.com/hs-fs/hubfs/Japanese%20button%20english-1.png?width=411&height=75&name=Japanese%20button%20english-1.png "Japanese button english-1")](https://www.mitsuboshi.com/english/) [![global_portal_en-1](https://www.mblusa.com/hs-fs/hubfs/global_portal_en-1.png?width=231&height=71&name=global_portal_en-1.png "global_portal_en-1")](https://global.mitsuboshi.com/?_fsi=BTkyi7wZ) ## Get In Touch (815) 434-1282 Toll Free (877) 625-7832 [mblusa.websupport@mitsuboshi.com](mailto:mblusa.websupport@mitsuboshi.com) Plant & Warehouse: 601 Dayton Road, Ottawa, IL 61350 Sales & Engineering: 1600 Golf Road, Rolling Meadows, IL 60008 ## Menu - [About Us](https://www.mblusa.com) - [Products](https://www.mblusa.com/products) - [Resources](https://www.mblusa.com/resources) - [Careers](https://www.mblusa.com/careers) - [News](https://www.mblusa.com/mbl-usa-corporation-news) Copyright © 2025 MBL (USA) Corporation All Rights Reserved. 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