Watch the trails tremble before you in the powerful Altra Olympus 4! This beastly trail shoe received a complete makeover, with more cushion and traction than previous versions. Lock into the engineered mesh upper to stay cool on long-distance journeys. Get a grip on wet and slick surfaces with the sticky Vibram® MegaGrip™ outsole. A rounded heel design works with the InnerFlex™ midsole to improve flexibility. Move over mountains–the Altra Olympus owns the trail!
What’s New?
- Engineered mesh upper increases breathability and durability.
- Premium tongue design delivers a comfortable, locked-in feel.
- Vibram® MegaGrip™ outsole delivers superior traction on any surface.
Who’s it for?
- Trail runners and adventure seekers who want a shoe with excellent traction and superior cushion to support every step.
- Runners who spend long hours on the trail and need protection for their feet. This shoe is for ultra marathons and 100-mile races.
Shoe Technology
Upper: Engineered mesh upper keeps your feet cool and dry extended training sessions. Protective toe cap with drain holes provides built-in ventilation. GaiterTrap™ allows you to attach gaiters for extra protection.
Midsole: InnerFlex™ midsole technology uses grid-like grooves to increase flexibility and improve off-road performance. Zero Drop™ platform encourages low impact landings and promotes proper form. FootShape™ toe box lets your toes relax and splay, while the big toe remains straight for stability.
Outsole: Vibram® MegaGrip™ outsole provides excellent traction on a wide variety of surfaces and conditions.






















Angie –
My feet stay dry even on rainy runs. Excellent water resistance without sacrificing breathability.
Laverna –
Fantastic for both beginners and pros. These shoes offer the perfect combination of comfort, support, and performance.
Nelle –
Love the snug fit. They wrap around my feet perfectly without feeling too tight.
Rigoberto –
Breathable material keeps my feet cool. No more sweaty, uncomfortable runs.
Trenton –
Highly recommend for long-distance runners. These shoes provide exceptional comfort and support over long miles.
Sonny –
Hold up well after many miles. The durability is impressive and they maintain their comfort and support.