Maxxis Tube Extra Heavy Duty 100/110/120-18 TR4 (XCS)

Maxxis Tube Extra Heavy Duty 100/110/120-18 TR4 (XCS) is engineered for riders who demand reliability when the road gets rough. Designed to fit 18-inch rims with a 100/110/120 width, this inner tube delivers sturdy, dependable performance across a wide range of riding styles—from daily commutes to weekend adventures.

Key benefits that matter on every ride

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  Enhanced puncture and pinch-flat resistance thanks to a robust, heavy-duty butyl construction that keeps air where it belongs—in the tube, not on the road.
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  Versatile sizing for 18-inch tires compatible with 100/110/120-18 setups, making it a practical choice for a variety of street, sport-touring, and light adventure bikes.
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  TR4 valve for secure seating and reliable inflation, reducing leak risk during temperature swings and hard braking.
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  XCS engineered design balances elasticity and durability to maintain consistent performance from cool mornings to hot summer rides.
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  Trusted Maxxis quality backed by rigorous testing and a reputation for long-term reliability in motorcycle tubes.

Who should consider this inner tube?

Ideal for riders who spend long hours on the road, carry gear, or push their bikes over mixed surfaces. If your machine runs 18-inch tires in the 100/110/120 width range, this tube is a strong choice for front or rear installation, especially when you need extra reliability and a confident ride over potholes, curbs, and rough pavement.

Real-world use cases

• Adventure-touring with loaded panniers on paved and gravel sections, where a durable inner tube helps prevent flats from sharp-edged debris.
• Urban commuting in streets with inconsistent surface quality, where stable air pressure and reduced valve leaks matter most.
• Sport-touring rides that demand predictable handling and durability on long-distance trips.

Installation and compatibility tips

Ensure you’re installing on 18-inch rims compatible with 100/110/120-18 tires. Check the tube’s valve type (TR4) matches your rim design and inflation equipment. For best results, have a professional install if you’re unsure about seating the tube evenly and avoiding pinch flats during tire mounting.

Care, maintenance, and longevity

• Regularly check tire and tube pressure to maintain optimal performance and prevent uneven wear.
• Avoid aggressive mounting that could nick or pinch the tube—gentle, even seating helps extend life.
• Inspect for signs of wear after long trips or rough roads; replace if you notice persistent leaks or damage to the tube walls.

With the Maxxis Tube Extra Heavy Duty 100/110/120-18 TR4 (XCS), you gain a durable, purpose-built inner tube that addresses the realities of real-world riding—giving you peace of mind, better handling, and a more confident ride on every mile.