RUIAN JIUNAI AUTO PARTS CO., LTD

About RUIAN JIUNAI AUTO PARTS CO., LTD

Ruian Jiunai is a private joint venture company specializing in the design, development, manufacturing, and sales of high-quality automotive components including belt tensioners, idler pulleys, and overspeed alternator pulleys.

With years of industry experience, we serve a wide range of applications across passenger cars, commercial vehicles, construction machinery, agricultural equipment, ships, and generator sets.

Our strength lies in rapid product development — we can create custom solutions based on customer samples and technical requirements in a short turnaround time.

OEM/ODM Support Global Distribution Custom Manufacturing

Application Scope

Freightliner

New Holland

International

Detroit

Caterpillar

TEREX

Cummins

Mercedes-Benz Heavy Truck

Volvo

Scania

DAF

Germany MAN

Renault Heavy Truck

IVECO

Deutz

China National Heavy Duty Truck

Our Hot Products

High-performance auto parts engineered for durability and precision

ZJ01-15-940

Belt Tensioner

Z601-15-980C

Idler Pulley

YF09-15-930A

Tension Roller

XS7E-19A216-BB

Belt Adjuster Shock

WE01-12-730

Chain Adjuster

T2H38134

V-Ribbed Belt

SMW252062

Belt Tensioner Kit

SH01-15-980C

Overspeed Alternator Pulley

S00001223

V-Belt

S00001222

Heavy-Duty Idler

View Full Catalogue

Why Choose Jiunai Auto Parts?

Precision Engineering

Engineered for optimal performance and long service life under extreme conditions.

Wide Application Range

Compatible with major brands including Cummins, Caterpillar, Mercedes-Benz, and more.

Fast Custom Development

Rapid prototyping and production based on customer samples and specifications.

Global Reach

Trusted by clients across Europe, North America, Asia, and South America.

500+

Product Models

30+

Countries Served

15+

Years Experience

99.8%

Customer Satisfaction

Frequently Asked Questions

What types of products does Jiunai manufacture?

We specialize in belt tensioners, idler pulleys, overspeed alternator pulleys, tension rollers, chain adjusters, V-ribbed belts, belt tensioner kits, and V-belts for a wide range of automotive and industrial applications.

Can you produce custom parts based on our samples?

Yes, we offer OEM/ODM services and can develop custom solutions quickly based on customer samples, drawings, or technical specifications.

Which brands are your parts compatible with?

Our products are designed for compatibility with major brands including Freightliner, Caterpillar, Cummins, Mercedes-Benz, Volvo, Scania, DAF, MAN, Renault, IVECO, Deutz, Weichai, Yuchai, and many others.

What is your minimum order quantity (MOQ)?

MOQ varies by product. Please contact us directly for specific details based on your requirements.

Do you provide samples?

Yes, we can provide samples for evaluation. Contact our sales team for more information.

Get in Touch

Contact Information

Phone: +86-150-5896-2288

Alternate Phone: +86-180-5838-0645

Email: tensioner@foxmail.com

QQ: 1528236306

Contact Person: Steven

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