Image 1 of 5
Image 2 of 5
Image 3 of 5
Image 4 of 5
Image 5 of 5
Surly Extraterrestrial Touring Tires
The ExtraTerrestrial is an ultra-durable touring tire designed to provide low rolling resistance and durability on various multi-road surfaces, and the low-profile, directional tread pattern maintains traction when it’s needed.
Molded tread pattern for anti-cut propagation
Kevlar cap under the tread to protect against flats
Nylon breaker in the sidewalls for cut protection
29 x 2.5, and 27.5 x 2.5 grey wall stocked
The ExtraTerrestrial is an ultra-durable touring tire designed to provide low rolling resistance and durability on various multi-road surfaces, and the low-profile, directional tread pattern maintains traction when it’s needed.
Molded tread pattern for anti-cut propagation
Kevlar cap under the tread to protect against flats
Nylon breaker in the sidewalls for cut protection
29 x 2.5, and 27.5 x 2.5 grey wall stocked

