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      Product Specifications



      Forefoot Height


      Heel Height





      8.9 Ounces

      Item #


      Style #


      Item is returnable, but does not qualify for free returns.

      Altra Superior 4.5 Men's Black

      Unleash your speed during off-road adventures in the Altra Superior 4.5 trail running shoes! Every step on the Quantic™ midsole provides a lightweight ride, with an excellent response in a rapidly changing environment. Enjoy grippy traction on any terrain with the Maxtrac™ multi-directional outsole. When you feel like letting loose on the trail, let the Altra Superior 4.5 be your speedy guide.

      What's New?

      • Updated upper offers better durability and protection for trail debris.
      • Improved breathability and drainage for wet excursions and rainy runs.

      Who's it for?

      • Adventurous trail runners seeking a fast and nimble shoe to blaze their own path.

      Shoe Technology

      Upper: Redesigned knit upper increases durability and breathability while providing a locked-in fit. Removable StoneGuard™ for lightweight rock protection.

      Midsole: Zero Drop™ platform encourages low impact landings and proper form. FootShape™ toe box lets the toes relax and spread out naturally, while the big toe remains straight for more stability and a powerful toe-off. Quantic™ midsole provides excellent responsiveness in a lightweight package.

      Outsole: MaxTrac™ rubber outsole provides sticky and sure-footed traction on any surface.