The History of the Specialized Stumpjumper 1981-2025
Discover the history of the Specialized Stumpjumper—the world’s first mass-produced mountain bike. From its groundbreaking debut in 1981 to its evolution into a modern trail machine, we trace how the Stumpjumper shaped mountain biking culture and redefined what a bike could do off-road.
GRAVELSTOKE MERCH

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Discover the history of the Specialized Stumpjumper—the world’s first mass-produced mountain bike.
ALMSTHRE just released a 7-minute film featuring drone footage from the 2025 Great Western Reroute, showcasing the challenging gravel terrain that drew 100 riders from four states to East County San Diego.