SMOOTHER IS FASTER: Trail riders who prize nimble handling will be blown away by the Specialized Traverse SL II 29er DT350 Rear Wheel Sram XD. The category-leading control strength-to-weight ratio and pinch-flat resistance.Specialized Traverse SL II 29er DT350 Rear Wheel Sram XD Highlights-LIGHTER: At 1751 grams this is our lightest trail wheelset ever.STRONGER: Front and Rear Specific Rims with carbon layups optimized for strength and weight boast 15% greater front wheel strength and 25% more rear wheel strength than the previous Traverse SL.VERTICAL COMPLIANCE: 21% more vertically compliant than the previous Traverse SL (delivered through Shallow Rim Shape and front/rear specific layup) which enables enhanced terrain hugging and bump-force absorbing control ... More info