Belt Tensioner Manufacturer
Welcome! We are a professional belt tensioner manufacturer with competitive prices and custom services.
Belt Tensioner Manufacturer in China
GDST is a professional belt tensioner manufacturer, dedicated to producing a full range of tensioners, including belt tensioners, idler pulleys, alternator pulleys, and timing belt tensioners. Our products cover different industries your business may be in: passenger cars, trucks, tractors, construction machinery, and agricultural vehicles.
When it comes to high-quality belt tensioners, the key lies in durability, precision, and stability. A good belt tensioner ensures the right belt tension, reduces noise, prevents premature wear, and extends the life of both the belt and engine components. At GDST, we bring these qualities together in every product we make. By using premium materials, advanced machining, and strict quality checks, our belt tensioners deliver consistent performance even under tough working conditions.
If you are looking for a reliable belt tensioner supplier, GDST is ready to support your business. Send us your inquiry today and let our team help you grow your market.
GDST Belt Tensioners
OE Quality at competitive prices. If you have anything need, contact us directly!








Why Work With GDST?
Lower MOQ
100 pcs/model
Competitive Price
Factory Direct Selling
Warranty
1 Year
Fast Delivery Time
40-45 days on time
Free Sample
Test quality before ordering
Widely Application
Our belt tensioners cover Japanese, Korean, European, and American vehicles, making it easier for you to serve different markets with one reliable supplier. We offer true one-stop service, all the models you need are available in GDST.

OEM & ODM Service for Your Brand
We offer custom packaging services to help you grow your brand in the market. From polybags to color boxes and outer cartons, every detail can be customized with your company logo and information. Every product you sell not only meets quality standards but also carries your brand identity, giving you stronger recognition and a professional image in front of your customers.

Trusted by Customers in Over 100 Countries
We work with customers in over 100 countries, covering South America, the Middle East, Southeast Asia, and African markets, which gives us much experience to understand different market demands and deliver professional suggestions for you. Wherever your business is, GDST is ready to be the reliable partner that helps you compete and grow.

GDST Belt Tensioner Factory
20+ Years History
With over 20 years of experience, GDST specializes in manufacturing high-quality belt tensioners and has developed more than 3,500 models to meet global market demands.
Supported by skilled production teams and responsive sales teams, we continue to grow stronger year after year. At every stage from communication to production, we put our customers first and keep quality at the heart of everything we do.
Our goal is simple: deliver reliable products and attentive service that help our customers succeed, creating lasting win-win partnerships.

Strong Production Capacity to Support Your Business
GDST 20,000 m² belt tensioner factory is equipped with 60 advanced machines, including CNC machines, machining centers, injection molding, assembly, and testing equipment, capable of producing up to 600,000 pieces per month. Our strong capacity ensures fast turnaround and steady quality, so your orders arrive on time.

Advanced Quality Test Equipments
Our GDST belt tensioner factory is equipped with key testing machines, including life-cycle and torque testers, noise and vibration analyzers, salt-spray and temperature chambers, plus precision measuring tools like CMMs and hardness testers.
These checks ensure every belt tensioner delivers accurate fit, strong durability, and reliable performance before it leaves our plant.

Certified Belt Tensioner Manufacturer
We own both ISO and IATF 16949 certifications, following strict quality management and stable production processes, so every part meets global automotive standards and delivers reliable performance.

Customers Feeback
Trusted by customers worldwide, we’re ready to deliver the same quality and support to you.
Let GDST Boost Your Business Today!

Have a list of OE numbers and quantities? Send it to us, or leave a message with what you need. Our professional GDST sales team will review your request and get back to you within 6 hours with the right offer—fast, clear, and hassle-free.