The all new GravelKing EXT has been developed for the most extreme conditions you can throw at it.

With a tread design tailored to work best in muddy and sloppy conditions, the EXT will keep gripping through the absolute worst of it. With new updated in BeadLock technology to give you confidence when mounting and riding, the new updated EXT has the all new TuffTex casing, supple & strong with bead to bead protection built in.

In the decade since we introduced GRAVELKING, the gravel market has evolved significantly. The All new GravelKing is equipped with cutting-edge technologies exclusively developed by our company: ZSG Gravel Compound, TuffTex, and BeadLock. This next-generation tire aims to surpass its predecessor by delivering unparalleled performance, boasting low rolling resistance, puncture resistance, and a supremely smooth riding experience.

• Ideal for gravel, dirt, and rough pavement
• TuffTex boasts a supple, high thread count casing fortified with precisely engineered bead-to-bead puncture protection
• BeadLock is engineered to accommodate a broader range of rims, including both hookless and clincher types. In most instances, mounting the tire can be effortlessly achieved with a standard floor pump
• ZSG GRAVEL Compound is crafted from a proprietary ZSG (Zero Slip Grip) material to ensure remarkable resistance to temperature and weather fluctuations. This consistent rubber performance across a spectrum of temperatures provides lower rolling Resistance and improved grip
• Folding (Aramid) Bead
• Tubeless and Hookless Compatible
• Tubeless Ready up to 60 PSI

Item Specifications

• Color: Black
• Defined Color: Black
• Flat Protection: Tread and Sidewall
• ISO Diameter: 622 / Road / 29"
• ISO Width (mm): 38c, 45c
• Labeled Size: 700c x 38 or 45
• PSI: 60 / 80
• Tire Bead: Folding
• Tire Diameter: 700c
• Tire Intended Use: Gravel
• Tire Type: Tubeless Ready Clincher