26×4.0″ Inner Tube Replacement
This 26×4.0″ inner tube is a reliable replacement for fat-tire bikes, built to handle the demands of daily riding, trails, sand, and pavement. Designed to fit 26-inch tires with a 4.0-inch width, it delivers a secure, airtight seal for smooth and consistent performance.
Constructed from durable, puncture-resistant rubber, this inner tube helps reduce flats while maintaining proper air pressure over longer rides. It’s an ideal choice for electric bikes, fat-tire bicycles, and adventure riders who need dependable performance and easy installation.
Features:
- Fits 26 x 4.0″ fat-tire bicycles and e-bikes
- Durable, puncture-resistant rubber construction
- Provides consistent air retention and ride stability
- Perfect for trail, sand, snow, and street riding
- Easy to install and a great spare to keep on hand
A must-have replacement tube to keep your fat-tire bike rolling with confidence.
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