Challenge Gravel Grinder Vulcanized Tubeless Ready Gravel Tire dual passenger hydraulic suspension with 60 mm

hydraulic suspension with 60 mm of travel and a frame designed with a lower center of gravity so you can carry it all with ease and comfort

Fast + Smooth

we've continued to innovate and refine without losing our signature style and attention to detail

Pets Companion

Challenge Gravel Grinder Vulcanized Tubeless Ready Gravel Tire dual passenger hydraulic suspension with 60 mmReady for any road or dirt path you come across, the Gravel Grinder tire from Challenge is a worthy choice for any adventurer. Gravel is no challenge for this tire Built for the long haul, the Gravel Grinder Vulcanized Tubeless Ready clincher tire features a file tread center pattern providing efficiency and grip across varying surfaces. With a raised aggressive shoulder tread, the Gravel Grinder tire offers great cornering confidence even on