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Ultraverse 21 inch x 2.75-3.00 (80/100-21,90/90-21,90/100-21) Dirt Bike Inner Tube – TR4 Reinforced Valve, Straight Stem, Tube for Pit Motorcycle Front Tire
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 18, 2025 10:22 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
Product Details
✓Optimal Compatibility and Safety: This heavy-duty 2.75/3.00-21" inner tube with a TR4 straight valve stem is specifically designed for motocross, off-road, and dirt bike applications. Compatible with a wide range of models including Honda Africa Twin, CRF230/CRF250/CR250, Suzuki DR250S/DRZ250/RM125, Kawasaki KX125/KLX150/KDX250, Yamaha YZ125/YZ450F, and extends to adventure and touring bikes like BMW R1200G and F800 GS, as well as various models from Harley and KTM
✓Reliable Valve Design: Our heavy-duty 2.75/3.00-21" mini dirt bike tube comes with a robust TR4 straight valve stem, designed for optimal compatibility with 2.75-21, 3.00-21 tires. Puncture-resistant to prevent damage and ensure rider safety, it is suitable for all weather conditions
✓Superior Quality Material: Crafted from 2mm thick butyl synthetic rubber, our mini dirt bike tubes are built to absorb shocks, bumps, and hollows, ensuring that your ride remains smooth and safe. Durable and resilient, this tube lets you tackle any adventure without compromising on performance or safety.
✓Empowering Riders: At Ultraverse, our mission is to empower every rider with high-quality, reliable products that enhance performance and safety. We are dedicated to pushing the boundaries of innovation and providing the best possible experience on two wheels, so every journey is memorable and every rider can explore their limits with confidence. Join us as we pave the way to new adventures
✓Dedicated Customer Support: At Ultraverse, we understand that while no product is perfect, exceptional customer service makes all the difference. If you encounter any issues or have questions, please contact us directly through the Amazon email system. Our dedicated team is ready to address your concerns swiftly and effectively, providing solutions that go beyond standard expectations.
⚙️ Specifications
Brand
Ultraverse
Valve Type
Schrader
Material
Butyl Rubber
Wheel Size
21 inches
Item Diameter
21 inches
Item Width
2.75 inches
UPC
677222546762
Compatible Tire Width Minimum
7 centimeters
Valve Length
1.5 inches
Manufacturer
Ultraverse
Size
21 x 2.75/3.00 (90/100-21)