Hyssk Heavy Duty 2mm Thick Inner Tube – 21-inch Front TR4 (2.75/3.00-21) for 80/100-21 and 90/90-21 Dirt Bikes
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Description
xOverview
Discover the Hyssk Heavy Duty inner tube, engineered for 21-inch front tires on dirt bikes. With a focused 2mm wall thickness and a TR4 straight valve, this tube is designed to balance strength with manageable weight. It supports 2.75/3.00-21 sizes and is compatible with front tires like 80/100-21 and 90/90-21, making it a versatile option for a variety of popular dirt bike models.
In response to rider feedback and field testing, Hyssk has refined the production approach. The product thickness upgrade to 2mm is part of a broader upgrade that includes branded packaging rolling out in Q1 2026, helping riders recognize and trust the brand at a glance.
Why choose Hyssk 2mm inner tubes
- Weight-conscious design: the 2mm wall offers robust durability while keeping the tube lighter than thicker alternatives, which can influence overall handling.
- Reliable ride quality: designed to withstand varied terrains and daily riding, aiming for steady performance ride after ride.
- Safety-focused manufacturing: partner factories carry ISO9001, DOT and E-Mark certifications, adding an extra layer of assurance.
- Value and service: premium tubes that emphasize lasting performance, backed by a responsive support team available 08:00–18:00 daily, including weekends.
What you get: specs and compatibility
- Type: Inner Tube
- Style: Heavy Duty
- Rim Diameter: 21
- Material: Rubber
- Stem Type: TR4
- Section Width: 2.75/3.00
- Working time: 08:00 - 18:00 every day including weekends
Compatibility and fit
The 2.75/3.00-21 tube is designed for front tires and fits a range of dirt bike models, including Honda CRF230/CRF250/CR250, Suzuki DRZ250/RM125, Kawasaki KX125/KLX150/KDX250, and Yamaha TTR230/YZ125. This makes the tube a flexible option for riders upgrading or restoring front end performance.
With Hyssk, you may experience a dependable inner tube that aligns with modern manufacturing standards and a focus on ride quality. While individual results vary by riding style and setup, the 2mm thickness aims to offer a balanced combination of durability and lightness that complements 21-inch front wheels.
FAQ
Q: Which tires and bikes is the Hyssk 2mm inner tube compatible with?
A: Compatible with 2.75/3.00-21 front tires including 80/100-21 and 90/90-21; fits Honda CRF230/CRF250/CR250, Suzuki DRZ250, Kawasaki KX/KLX/KDX, Yamaha TTR/YZ dirt bikes.
Q: What are the potential benefits of the 2mm thick inner tube?
A: The 2mm thickness balances weight and strength, potentially improving handling while maintaining reliable performance.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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