**Product Specifications:**
- **Model No.:** 4.00-18
- **Tread Strength:** 9MPa – 10MPa
- **Joint Strength:** 9MPa – 10MPa
- **Tube Service Life:** Over 23,000 km
- **Diameter:** 21"
- **Tensile Elongation:** 450% – 550%
- **Trademark:** Zhengchuan, Yi Feng, Longhua, or OEM
- **Packaging:** Plastic Bag / Colorful Bag / Poly-Bag
- **Standard:** International Standard
- **Origin:** Qingdao, Shandong, China
- **HS Code:** 4013909000
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**Why Choose Our Motorcycle Inner Tubes?**
- **Advanced Equipment & Strict Quality Control:** We use modern production lines and strictly monitor raw materials to ensure top-quality products.
- **Long-Lasting Performance:** Our tubes are designed for a service life of over 23,000 kilometers.
- **Two Quality Grades Available:**
- **Grade A:** Tensile strength over 9–10MPa
- **Grade B:** Tensile strength over 10–13MPa
- **Soft & Comfortable Feel:** The inner tube is designed for a smooth and comfortable ride.
- **Clean & Neat Surface:** The surface is free from defects, ensuring a neat and beautiful appearance.
- **No Unpleasant Odor:** Special ingredients are added to prevent any bad smell inside the tube.
- **Customization Options:** We offer OEM services and can provide full size details upon request.
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**About Us**
We are a professional manufacturer of motorcycle tires and inner tubes based in Qingdao, China. With over ten years of export experience, we have built a strong reputation for quality and reliability.
**Our Advantages:**
- **Strict Raw Material Control:** High-quality raw materials are the foundation of our superior products.
- **Certifications:** CCC, CIQ, DOT, SGS, ISO9001, and more.
- **Sample Availability:** Free samples are available for quality inspection.
- **Leading Technology & Equipment:** We use advanced machinery to ensure precision and performance.
- **Quality Commitment:** Our motto is "Safety First, Responsibility Ensures Quality."
- **Competitive Pricing:** We offer high-quality products at reasonable prices.
- **Strong Production Capacity:**
- Motorcycle tires: 6,000 pcs/day
- Inner tubes: 30,000 pcs/day
- **On-Time Delivery:** We guarantee timely shipments.
- **Excellent After-Sales Service:** Any issues will be resolved promptly.
- **Branding Options:** We offer our own brand "LONGHUA" and accept OEM orders.
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**Production Process of Motorcycle Inner Tube**
Our production process follows strict quality control standards. Every product is tested thoroughly before shipping to ensure it meets international requirements.
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**FAQs**
1. **Are you a factory or a trading company?**
We are a factory with extensive manufacturing experience.
2. **Can I become your agent?**
Yes, we welcome long-term cooperation. Please contact our overseas manager for more details.
3. **Is OEM available?**
Yes, we support OEM orders.
4. **Are samples available?**
Yes, we can send samples for your evaluation.
5. **Are the products tested before shipping?**
Yes, all tires and tubes undergo 100% testing before delivery.
6. **What is your quality guarantee?**
We offer a 100% quality guarantee. With over 10 years of exporting experience, we have no warranty claims.
7. **What benefits do you bring?**
Reliable quality helps you build a good reputation and gain more business opportunities.
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**200% Air Inflation Test – No Bulging, No Explosion**
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**Product Table:**
| **Item** | **Details** |
|------------------------|-----------------------------------------------------------------------------|
| **Model No.** | China high quality motorcycle tyre and tube of ISO9001:2008 certificate |
| **Place of Origin** | Qingdao, China |
| **Brand Name** | LONGHUA or OEM |
| **Ply Rating** | 6PR, 8PR |
| **Tube Material** | Natural rubber |
| **Product Range** | Motorcycle tyre and motorcycle tube |
| **Rubber Content** | 45% – 55% |
| **Certifications** | CCC, ISO9001, DOT, SONCAP, SGS, etc. |
| **Main Markets** | Asia, Africa, South America, North America, Middle East, Europe, etc. |
| **Payment Terms** | T/T, L/C |
| **MOQ** | 500 pcs |
| **Production Capacity**| Motorcycle tyres: 6,000 pcs/day; Motorcycle tubes: 30,000 pcs/day |
| **Delivery Time** | 30 days |
| **Packaging** | Tyres: wrapped paper; Tubes: plastic bag, color carton |
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If you're looking for reliable, high-quality motorcycle inner tubes with excellent value, we’re here to help. Contact us today for more information!
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