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In-depth articles and kinematics breakdowns from the workshop.

Kinematics

Specialized

Stumpjumper

2026-06-28

From EVO to 15: The Story of the Specialized Stumpjumper

Four years, two completely different linkages. We trace the Specialized Stumpjumper from the 2021 EVO to the Stumpjumper 15 — through the kinematics, with the leverage and axle-path curves side by side.

Specialized

Stumpjumper

Kinematics

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