Roadstar R521

Roadstar R521 -12 22.5 tires New Structural for Long Distance Drive Wheel Position


SKU R521 Category

Quality Assurance

We take product quality seriously. We check a higher percentage of products than third-party inspection companies for free.

Competitive Prices

Helping clients get good prices is one of the main ways we help make them competitive.

Commitment to Our Clients

We take our clients seriously, even if their orders are small because we want a long-term relationship.

Parameter Information

Additional information


, ,



Product Information

Scope of application

The new structural design of the long-distance fixed-load driving wheel for high-speed or first-class highways

Product performance

The open shoulder design and the special tread formula improve the heat dissipation performance of the tires.

A more reasonable driving surface design improves the tire ground pressure and reduces energy consumption.

The block groove ratio design improves the wear resistance of the tire; the wider transverse groove design improves the driving performance and wet skid resistance of the tire

Need a Quote?

Roadstar Tire is dedicated to safety, health, and environmental sustainability while ensuring high cost-performance. If you need a quote or have other inquiries, please do not hesitate to contact us.

Our team member will get back to you the soonest.


Get a Quote

Contact Form Demo

Roadstar TBR Catalogue 2022