650B

Based on the legendary Flow rims that have won World Cup DH and Enduro World Series events, Flow S2 wheelsets are a great upgrade for riders looking for better tubeless performance and excellent durability. Patented Bead Socket Technology means easier tubeless inflation and more confidence on the trail. An emphasis on durability means a reinforced and eyeletted spoke bed, a quality sleeved joint, and 6061 alloy construction. A 30mm internal width makes the Flow S2 ideal for 2.3-2.6" tires. - Low-profile 30mm internal width optimizes tire shape, traction, and control for 2.3-2.6" tires - 6061 aluminum with sleeved joint and stainless steel rim eyelets - Patented BST low-profile rim shape for easy tubeless inflation and the most reliable seal - Matched wheelsets use traditional J-bend lacing and share a single spoke length for easy serviceability - E-sync hubs feature Enduro bearings with double-row freehub bearing and cromoly axle offer a 47% increase in max torque capacity over Neo hubs - Connection program includes a 3-year E-sync hub warranty, 3-year S2 rim warranty, 1-year crash replacement, and $10 donation to trail maintenance or advocacy group of your choice - Tubeless tape installed, requires additional valve stems

Your wheels are arguably the most important component on your mountain bike, which is why Reserve developed an all-new line of do-it-all aluminum wheels. Reserve aluminum wheels have been designed and developed to provide a product that rivals the performance of the much-loved carbon wheels, but at a much more accessible price point. And with an industry-leading lifetime guarantee, you can feel confident you will be enjoying these wheels for years to come. 30 HD AL wheels are designed for everything from DH to trail to Ebikes. - Aluminum wheels are designed to withstand any abuse you can throw at them, supported by a Reserve lifetime guarantee - Asymmetrical rims build stiffer, stronger and more reliable wheels by improving the bracing angles and equalizing the spoke tensions between the drive and non-drive side spokes - Disc brake only, tubeless ready design with tape included - Includes the patented Fillmore valves with a high-flow design that eases tubeless set up and eliminates the traditional, delicate, clog-inciting valve core of yesteryear - 30 HD Al rims feature a 30mm width and 22mm depth profile that's designed for DH, Trail, All Mountain, Enduro and E-bikes - Recommended for tires 2.2 - 2.6" wide - Built with DT Swiss Hubs featuring DEG 90 points of engagement

When motor assistance and leg power meet, the range of terrain a bike can conquer grows almost exponentially. The H 1900 SPLINE is designed for this, now upgraded with the famous DT Swiss Ratchet technology. The Ratchet LN system distributes the combined forces from the rider and the motor over a larger area than the previous pawl freehub systems, increasing the systems’ durability thanks to lower load peaks. The 370 hub enables full power transmission to the ground with reinforced hybrid spokes laced to a resistant aluminum rim, available in two inner widths. - Aluminum rim, Hooked / Crotchet tubeless ready - DT Hybrid 1 spokes are reinforced and increase the lateral and torsional stiffness of the wheel - 370 Hub with Ratchet LN 18pt - Includes Tubeless Valve and Tape, 6-bolt adapter with lockring

When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. Upgrade or refresh your bike. - Original equipment replacement Bontrager Connection Disc wheels - Durable double-wall rim with 20mm internal, 26mm external width - Black rim graphics and spoke nipples - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed