650B

Road bikes are going where they’ve never gone before, are expected to do more, and are being ridden harder than ever. At the same time disc brakes are rewriting the rules of what’s possible with rim design. For this new era, the Zipp 303 Firecrest Tubeless Disc-brake wheelset sets the new standard. With a disc-specific, tubeless rim, the 303 Firecrest Carbon Clincher is now internally 21mm wide and faster than ever. Designed from the start as a tubeless rim, the 303 Firecrest features a rim bed made with internal ridges to lock the tire’s bead in place, ensuring secure performance, even when ridden at lower tire pressures. A new carbon fiber layup keeps weight low while maintaining the 303’s legendary durability. The rim’s lightweight design allows the 303 to glide up the steepest climbs while SRAM's robust 77/177D hubset keep the wheels stiff and responsive. Each Wheel Includes: - Zipp Tubeless valve extender and valve-core wrench - Zipp rim tape (factory taped) - Zipp Tangente quick-release skewer - Zipp thru-axle end caps

Proterra Tough i30 wheels keep the trail in check while everything else blurs by in the periphery. Reinforced by our proven Dual I-Beam support, Proterra Tough rims feature a 30mm internal width to provide higher tire volume while also increasing sidewall support at lower pressures. High-quality EZO sealed bearings are designed to endure through seasons of aggressive riding, while a responsive 6-pawl freehub provides the snappy 3.7 degrees of engagement you demand when cranking out of corners. Choose Proterra Tough when you need a wheel that won't let you down. - 30mm inner rim width with 32 spokes laced in a 3-cross pattern - 6069 aluminum alloy rim is TCS 2.0 tubeless-ready - Sapim Secure Lock 14-gauge brass nipples provide bomber durability, while double butted 2.0/1.8/2.0mm J-bend spokes make replacement a breeze. - Tubeless tape, Solid Strip, and black alloy valves are preinstalled, making the wheels ready for tubeless tires the moment they arrive on your doorstep. The TCS 2.0 Solid Strip is a durable strip that lies beneath the tape, prevents it from sagging at the spoke holes, makes it easier to mount a tire, and protects from puncture in the case of a broken spoke. - 6-bolt rotor mounts - Top-tier EZO sealed bearings

Proterra Light i25 wheels care for all your Road Plus adventure riders out there. The extra traction and comfort of a high-volume 650B tire is pretty nice, eh? Proterra Light i25 wheels feature an open-cavity profile to minimize weight and maximize efficiency as you get lost on backroad detours. Like all other Proterra wheels, the responsive 6-pawl freehub offers 3.7 degrees of reliable engagement, whether you're cruising to work or have your frame bag bursting at the seams for an overnight adventure. Designed for Road Plus, because more volume is always more fun. - 25mm inner rim width with 28 spokes laced in a 3-cross pattern - 6069 aluminum alloy rim is TCS 2.0 tubeless-ready - Sapim Secure Lock 14-gauge alloy nipples minimize rotational weight, while double butted 2.0/1.8/2.0mm J-bend spokes make replacement a breeze. - Tubeless tape, Solid Strip, and black alloy valves are preinstalled, making the wheels ready for tubeless tires the moment they arrive on your doorstep. The TCS 2.0 Solid Strip is a durable strip that lies beneath the tape, prevents it from sagging at the spoke holes, makes it easier to mount a tire, and protects from puncture in the case of a broken spoke. - Top-tier EZO sealed bearings - Center Lock rotor mounts

Proterra Tough i30 wheels keep the trail in check while everything else blurs by in the periphery. Reinforced by our proven Dual I-Beam support, Proterra Tough rims feature a 30mm internal width to provide higher tire volume while also increasing sidewall support at lower pressures. High-quality EZO sealed bearings are designed to endure through seasons of aggressive riding, while a responsive 6-pawl freehub provides the snappy 3.7 degrees of engagement you demand when cranking out of corners. Choose Proterra Tough when you need a wheel that won't let you down. - 30mm inner rim width with 32 spokes laced in a 3-cross pattern - 6069 aluminum alloy rim is TCS 2.0 tubeless-ready - Sapim Secure Lock 14-gauge brass nipples provide bomber durability, while double butted 2.0/1.8/2.0mm J-bend spokes make replacement a breeze. - Tubeless tape, Solid Strip, and black alloy valves are preinstalled, making the wheels ready for tubeless tires the moment they arrive on your doorstep. The TCS 2.0 Solid Strip is a durable strip that lies beneath the tape, prevents it from sagging at the spoke holes, makes it easier to mount a tire, and protects from puncture in the case of a broken spoke. - 6-bolt rotor mounts - Top-tier EZO sealed bearings

- Light enough to take XC racing but was born from research and testing on the Enduro World Series circuit, making it a great rim for anyone looking to improve both descending and climbing - Asymmetric rim design allows for a stronger wheel while offering the easy inflation and Stan's trademark unmatched airtight seal. - 28mm internal width ideal for 2.2-2.5" tires - Light and durable 6069 aluminum with welded joint and reinforced spoke bed

- Asymmetric rim design allows for a stronger wheel while offering the easy inflation and Stan's trademark unmatched airtight seal. - 25mm width optimized for 40mm Gravel tires and up to 2.3" mountain tires - Light and durable 6069 aluminum with welded joint and reinforced spoke bed

- Low-profile 30mm internal width optimizes tire shape, traction, and control for 2.3-2.6" tires - Durable 6069 aluminum with welded joint and reinforced spoke bed - BST Asymmetric design combines Stan's legendary easy tubeless inflation with a stronger, more balanced wheel build - Reinforced spoke bed, combined with the offset drilling of the asym design, builds into an incredibly durable wheel that brings added confidence to every ride.

Designed for aggressive XC use, Stan's ZTR Arch MK3 27.5 Wheel loves technical trails. The "arch" rim shape is strong and stiff while keeping the weight low for a durable, responsive ride. Plus, the Arches are built up with Stan's Neo hubs and DT Swiss spokes to keep you rolling quick through the nastiest terrain out there. And, this slick wheel uses Stan's BST technology for easy tubeless conversions, while the rim's wide internal profile and lowered sidewalls boost tire volume for enhanced traction.

Stan's delivers an aluminum wheel that rivals the weight of carbon: the ZTR Crest MK3 27.5". The Crest rim is strong while keeping the weight low, resulting in a stiff race rim for riders that like to go hard. Plus, this sweet hoop is built with Stan's Neo hubs and DT Swiss spokes for snappy responsiveness and reliability. The Crest also uses Stan's BST technology for easy tubeless conversions, while its wide inner rim profile and lowered sidewalls boost tire volume for enhanced traction.

Stan's ZTR Flow MK3 27.5" Front Wheel is perfect for the trail rider who likes to push it on the downhills and pedal back up to the top for more. The Flow rim utilizes a unique arch shape for increased strength and stiffness, while Stan's BST technology allows for easy tubeless conversions. Plus, the rim's wide inner profile and lowered sidewalls boost tire volume for enhanced traction on tricky terrain. And, the Flow is built around Stan's Neo hub with DT Swiss spokes for a responsive ride and trail-after-trail reliability.

- Designed, tested, and raced to victories on the World Cup DH and Enduro World Series circuits - Tie beam triple-cavity rim design resists damage and prevents air loss under impacts - 29mm internal width optimized for 2.35" to 2.8" Trail, All-mountain, and DH tires - E-sync hubs

Designed for aggressive XC use, Stan's ZTR Arch MK3 27.5" Wheel loves technical trails. The "arch" rim shape is strong and stiff while keeping the weight low for a durable, responsive ride. Plus, the Arches are built up with Stan's Neo hubs and DT Swiss spokes to keep you rolling quick through the nastiest terrain out there. And, this slick wheel uses Stan's BST technology for easy tubeless conversions, while the rim's wide internal profile and lowered sidewalls boost tire volume for enhanced traction.

Stan's delivers an aluminum wheel that rivals the weight of carbon: the ZTR Crest MK3. The Crest rim is strong while keeping the weight low, resulting in a stiff race rim for riders that like to go hard. Plus, this sweet hoop is built with Stan's Neo hubs and DT Swiss spokes for snappy responsiveness and reliability. The Crest also uses Stan's BST technology for easy tubeless conversions, while its wide inner rim profile and lowered sidewalls boost tire volume for enhanced traction.

Stan's ZTR Flow MK3 27.5" Rear Wheel is perfect for the trail rider who likes to push it on the downhills and pedal back up to the top for more. The Flow rim utilizes a unique arch shape for increased strength and stiffness, while Stan's BST technology allows for easy tubeless conversions. Plus, the rim's wide inner profile and lowered sidewalls boost tire volume for enhanced traction on tricky terrain. And, the Flow is built around Stan's Neo Disc hub with DT Swiss spokes for a responsive ride and trail-after-trail reliability.

- Designed, tested, and raced to victories on the World Cup DH and Enduro World Series circuits - Tie beam triple-cavity rim design resists damage and prevents air loss under impacts - 29mm internal width optimized for 2.35" to 2.8" Trail, All-mountain, and DH tires - E-sync hubs Specs: - Hub Model: E-SYNC - Freehub Body: Shimano HG - Wheel Tire Type: Tubeless Ready - Wheel-Brake Comp.: Disc IS 6-bolt - Rim Material: Aluminum - Spoke Type: Sapim D-Light - Valve: Presta - Rim Construction: Double wall

Stan's delivers an aluminum wheelset that rivals the weight of carbon: the ZTR Crest. The Crest rims are strong while keeping the weight low, resulting in a stiff race rims for riders that like to go hard. Plus, these sweet hoops are built with Stan's 3.30 hubs and DT Swiss spokes for snappy responsiveness and reliability. The Crests also uses Stan's BST technology for easy tubeless conversions, while its wide inner rim profile and lowered sidewalls boost tire volume for enhanced traction.

Designed for aggressive XC use, Stan's ZTR Arch MK3 650b Wheelset loves technical trails. The "arch" rim shape is strong and stiff while keeping the weight low for a durable, responsive ride. Plus, the Arches are built up with Stan's Neo hubs and DT Swiss spokes to keep you rolling quick through the nastiest terrain out there. And, this slick wheelset uses Stan's BST technology for easy tubeless conversions, while the rim's wide internal profile and lowered sidewalls boost tire volume for enhanced traction.

Stan's ZTR Flow EX 650b Wheelset is perfect for the trail rider who likes to push it on the downhills and pedal back up to the top for more. The Flow EX rims utilizes a unique arch shape for increased strength and stiffness, while Stan's BST technology allows for easy tubeless conversions. Plus, the rim's wide inner profile and lowered sidewalls boost tire volume for enhanced traction on tricky terrain. And, the Flows are built up with Stan's 3.30HD hubs and DT Swiss spokes for a responsive ride and trail-after-trail reliability.

- Light enough to take XC racing but was born from research and testing on the Enduro World Series circuit, making it a great rim for anyone looking to improve both descending and climbing - Asymmetric rim design allows for a stronger wheel while offering the easy inflation and Stan's trademark unmatched airtight seal. - 28mm internal width ideal for 2.2-2.5" tires - Light and durable 6069 aluminum with welded joint and reinforced spoke bed

The Arch MK4 is the wheelset a lot of us here at Stan's choose to ride. All-mountain, Downcountry, Trailduro—whatever they're calling it this week, when you like pushing your limits on climbs, descents, and every kind of trail, this is your wheelset. The Arch MK4's 28mm internal width and patented lightweight, low-profile design is not afraid to climb, while being an absolute monster on the descents. With a welded seam, reinforced spoke bed, and durable 6069 aluminum construction, the Arch MK4 rims give you the confidence to ride everything. When it comes to a consistent and reliable airtight tubeless seal, nothing beats Stan's patented Bead Socket Technology. The Arch MK4 rims feature an asymmetric design with offset spoke holes to improve spoke angle and create a stronger all-around wheel. Unlike most asymmetric rims that suffer from difficult inflation and poor tubeless performance, Stan's BST-Asymmetric design delivers all the advantages of a stronger wheel, with no compromises in tubeless performance. Nobody likes downtime, so the Arch MK4 wheelset is built with traditional J-bend spokes based on their proven strength, ride quality, and easy serviceability. Stan's has always made it easy to find replacement spokes should you ever damage your wheel, and now we've made it even easier. MK4 front and rear wheels of the same diameter all use the exact same very common spoke length, both sides, front and rear. Serviceability doesn't get any easier than that. From the first click of the incredible M-pulse hubs, it's clear that confidence is the philosophy behind every part of this wheelset. Designed and CNC machined by Project321 in Bend, Oregon, M-pulse freehubs feature 6 pawls with Neodymium magnets that lock into place with greater force than conventional pawl springs, but offer virtually no resistance when coasting. Multiple teeth on each pawl offer better load distribution for years of trouble-free riding, and the angle of the pawls was engineered to transfer stress away from the rotating bearings, decreasing stress and wear on the entire freehub. That durability extends to the 17mm axles machined of 7075 aluminum and the full complement of Enduro brand bearings, including a double-row freehub bearing. M-pulse internals are also fully shielded inside the hub, because the only thing better than a good bearing seal is a good bearing seal most dirt can't even reach. As durable as they are, these hubs are also built for speed. M-pulse hubs engage with only 1.66°of rotation, putting down power nearly instantaneously, but how smooth these hubs roll is what really stands out. Adjustable preload allows you to fine tune M-pulse hubs for reduced friction, and less drag means more speed on the ground.The result is a bombproof hub with quick, consistent engagement and less resistance for more speed. Available with Shimano Micro Spline, HG, or SRAM XDR freehub, and 6-bolt or Centerlock brake style, with options to fit all popular axle configurations. Tubeless ready with rim tape installed. The Arch MK4 is our most versatile wheelset, and the best aluminum wheelset available for riders who want to push limits on every trail. Up, down, and wherever the ride takes you, the Arch MK4 wheelset has it under control. - Arch MK4 wheels include pre-installed tape for tubeless use and presta valves. - Versatile 28mm internal rim width optimized for 2.2-2.5” tires - Light and durable 6069 aluminum with welded joint and reinforced spoke bed - BST-Asymmetric design combines Stan’s legendary easy tubeless inflation with a stronger, more balanced wheel build - M-pulse ultra-low drag magnetic pawl adjustable hubs with 1.66° engagement - Enduro bearings with double-row freehub bearing - Matched wheelsets use traditional J-bend lacing and share a single spoke length for easy serviceability - Connection program includes 5-year hub warranty, 3-year rim warranty, 1-year crash replacement, and $10 donation to trail maintenance or advocacy group of your choice

- Asymmetric rim design allows for a stronger wheel while offering the easy inflation and Stan's trademark unmatched airtight seal. - 25mm width optimized for 40mm Gravel tires and up to 2.3" mountain tires - Light and durable 6069 aluminum with welded joint and reinforced spoke bed

- Low-profile 30mm internal width optimizes tire shape, traction, and control for 2.3-2.6" tires - Durable 6069 aluminum with welded joint and reinforced spoke bed - BST Asymmetric design combines Stan's legendary easy tubeless inflation with a stronger, more balanced wheel build - Reinforced spoke bed, combined with the offset drilling of the asym design, builds into an incredibly durable wheel that brings added confidence to every ride.

Sta-Tru Double Wall Rear Wheels. - Hub/Brake Compatibility: Rim Brake - Wheel Size: 27.5" - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - ISO Diameter: 584 / 650b / 27.5" - Valve: Schrader - Tire Type: Clincher - Rear Axle: QR x 135mm

Customize your next mountain bike wheelset with Shimano XT hubs. Shimano XT hubs are available in both 6 bolt disc & Centerlock designs. Build with Shimano precision quality, these hubs are designed to last for many years to come. Shimano rear hubs provide 36 points of pawl engagement, every 10°, which is faster than the industry average. Use our custom wheelset builder above and design your own unique Shimano XT wheelset today to fit your specific riding needs!

Wherever the trail leads, SRAM's Roam 40 wheel is ready to go. The 25mm wide rims give big tires the support they deserve for outstanding cornering control, and the rims are durable enough for day-after-day sessions, yet light enough for race day. Stomp on the pedals and feel the excellent 4 pawl DoubleTime hub with 52 points of engagement. Ditch the tubes with the full UST compatibility to reap the rewards of excellent traction, control, and fewer flats. And, the Roams' great features continue with the Solo Spoke design that uses one spoke length to fit the entire wheel. This rear wheel comes with a quick release and 12mm thru-axle end caps that can be interchanged without tools.

Shimano X.9 Custom Wheelsets Looking for a great wheelset for your mountain bike that won't break the bank? Then look no further than our custom hand built SRAM X.9 wheelsets. Our X.9 Wheelset builder gives you a variety of hub, rim, spoke & nipple options, so you can truly build the X.9 wheelset that you've always wanted. Try & buy today!

SRAM X9 hubs are some of the highest quality hubs on the market, designed right here in the United States. Built around legendary SRAM precision quality, X9 hubs are designed for riders who are going to put their bike through the paces and want a hub that's going to last. Make your next wheelset one that's unique. Use our SRAM X9 custom wheelset builder and build your own unique wheelset specifically for your riding needs!

WCS Zeta GX 650B TA12 Wheelset

Reserve 30 wheels feature a 30mm internal width that supports 2.3-2.5" tires, and the thick rim beads stand up to the abuse of tough, rocky, steep tracks ridden at elite speed. While DH rims see greater single impacts, nothing beats the full weekend of regular abuse that an EWS race dishes out. To say nothing of the infamous 'Anti-Grip' and the rocks buried within the moondust in the Andes of Chile. - Designed for DH riding and racing - Carbon fiber construction with 4mm asymmetric offset - Reinforced rim bed for impact resistance - Rated for e-bike use - Ships with rim tape installed, tubeless-ready valves, and cards identifying the builder of each of your wheels - Backed by a lifetime warranty

Reserve 30 wheels feature a 30mm internal width that supports 2.3-2.5" tires, and the thick rim beads stand up to the abuse of tough, rocky, steep tracks ridden at elite speed. While DH rims see greater single impacts, nothing beats the full weekend of regular abuse that an EWS race dishes out. To say nothing of the infamous 'Anti-Grip' and the rocks buried within the moondust in the Andes of Chile. - Designed for DH riding and racing - Carbon fiber construction with 4mm asymmetric offset - Reinforced rim bed for impact resistance - Rated for e-bike use - Ships with rim tape installed, tubeless-ready valves, and cards identifying the builder of each of your wheels - Backed by a lifetime warranty