The MTN Racer 4 is engineered as a precision trail platform for runners who demand speed, control, and protection across technical terrain. Designed to perform equally well on race day and high-output training efforts, it balances responsive cushioning with a stable, ground-aware feel for confident movement over unpredictable surfaces.
A 33 x 28 mm ZipFoam™ midsole forms the foundation, delivering high-level impact absorption while maintaining a responsive, energetic ride. Tuned for efficiency, the platform provides enough protection to buffer sharp trail features without disconnecting the runner from the terrain. The result is a ride that remains agile and controlled, even as conditions become more aggressive.
Underfoot traction is handled by a Vibram® Megagrip outsole, selected for its proven performance on wet rock, loose soil, and hardpack. The lug configuration is optimized for multi-directional grip, allowing for secure climbing, braking, and lateral stability when navigating technical lines at speed.
The upper system is refined for precision and durability in demanding environments. A performance-tuned fit works in tandem with the FKT insole, which uses closed-cell construction to resist water uptake and promote rapid drainage in wet conditions. An updated gaiter interface adds modular protection against debris, making the MTN Racer 4 a reliable tool for sustained efforts in rugged terrain.
Find out more about who we are any why love skiing and riding here in Vermont
Follow us for events, backcountry news and loads of other MountainOps fun
Shipping, returns, sizing, and the details that make getting out easier.