Rubber Compound:GUM-X Series Carcass:33 tpi 27.5x2.25 Dimensions:27.5 x 2.25" ETRTO:57-584 Air Pressure:1.8 – 4.0 bar Tube Recommendation:B4 Factory Number:357769 GUM-X Series Optimized tire tread: the Wild Race'R Ultimate from Michelin Lugs of low profile height distributed evenly over the entire tread ensure a high level of smooth running on the Wild Race'R Ultimate Advanced. Diamond-shaped profile blocks, which are aligned at a 45 ° angle to the direction of travel, increase the edge effect and thus the traction. The revised shoulder profile saves weight and improves the controllability of the tire in extreme oblique position. Specifications: Application: All Mountain, Enduro Product Line: Competition Line Type: folding tyre Tubeless System: Tubeless Ready Tubeless Ready : All Michelin Wild advanced Enduro tyres can be mounted tubeless if: - A tubeless UST rim is used - the maximal tyre pressure is not exceeded - a tyre sealant is used - the air pressure is checked before every ride Brand MICHELIN SKU 100404034_NP-1020710059 Model Wild Race'R Ultimate Advanced