650B Wheel

From parkways to paths, paved roads or dirt, this versatile flat-bar bike can help you reach new fitness goals or add some spice to your daily commute. KEY PERFORMANCE FACTORS All-terrain versatility With a mountain bike style flat handlebar, suspension fork and disc brakes, you can ride road or dirt with confidence. Lightweight and durable Frameset constructed with high-quality ALUXX aluminum. Comfort and stability Frame geometry puts the rider in a position that balances efficiency with stability on rough roads, paths or trails. Wheel size: Sizes XX-Small – X-Small: 26-inch Sizes Small – X-Large: 27.5-inch

From parkways to paths, paved roads or dirt, this versatile flat-bar bike can help you reach new fitness goals or add some spice to your daily commute. KEY PERFORMANCE FACTORS All-terrain versatility With a mountain bike style flat handlebar, suspension fork and disc brakes, you can ride road or dirt with confidence. Lightweight and durable Frameset constructed with high-quality ALUXX aluminum. Comfort and stability Frame geometry puts the rider in a position that balances efficiency with stability on rough roads, paths or trails.

PUSH THE PACE ON CLIMBS, LET LOOSE ON THE DESCENTS. THIS ALUMINUM HARDTAIL GIVES YOU A FEEL FOR THE TRAIL WITH BALANCED, CONFIDENT HANDLING AND A PLUSH SUSPENSION FORK. KEY PERFORMANCE FACTORS Proven alloy performance ALUXX aluminum frameset is hand-built in-house by the world leader in aluminum engineering. Balance and stability Frame geometry is designed to optimize the balance and roll-over capabilities of 29-inch wheels or the liveliness of 27.5-inch wheels (depending on frame size). XC control Suspension fork offers either 80mm or 100mm of smooth travel for added XC control. Wheel size: Sizes X-Small – Medium: 27.5-inch Sizes Small – X-Large: 29-inch

PUSH THE PACE ON CLIMBS, LET LOOSE ON THE DESCENTS. THIS ALUMINUM HARDTAIL GIVES YOU A FEEL FOR THE TRAIL WITH BALANCED, CONFIDENT HANDLING AND A PLUSH SUSPENSION FORK. KEY PERFORMANCE FACTORS Proven alloy performance ALUXX aluminum frameset is hand-built in-house by the world leader in aluminum engineering. Balance and stability Frame geometry is designed to optimize the balance and roll-over capabilities of 29-inch wheels or the liveliness of 27.5-inch wheels (depending on frame size). XC control Suspension fork offers either 80mm or 100mm of smooth travel for added XC control. Wheel size: Sizes X-Small – Medium: 27.5-inch Sizes Small – X-Large: 29-inch

Push the pace on climbs, let loose on the descents. This aluminum hardtail gives you a feel for the trail with balanced, confident handling and a plush suspension fork. Built on a lightweight ALUXX aluminum frame that features classic hardtail design and the balanced riding characteristics of either larger diameter 29-inch or 27.5-inch wheels, Talon is a great choice for XC and trail riding. The frame geometry is specifically designed to adapt to its respective wheel size and either an 80mm or 100mm suspension fork (depending on frame size). It's a confident ride that's perfect for ambitious riders who want to take their off-road skills to the next level. Wheel size: - Size X-Small: 27.5-inch - Sizes Small – Medium: 27.5-inch or 29-inch - Sizes Large – XX-Large: 29-inch

Push the pace on climbs, let loose on the descents. This aluminum hardtail gives you a feel for the trail with balanced, confident handling and a plush suspension fork. Built on a lightweight ALUXX aluminum frame that features classic hardtail design and the balanced riding characteristics of either larger diameter 29-inch or 27.5-inch wheels, Talon is a great choice for XC and trail riding. The frame geometry is specifically designed to adapt to its respective wheel size and either an 80mm or 100mm suspension fork (depending on frame size). It's a confident ride that's perfect for ambitious riders who want to take their off-road skills to the next level. Wheel size: - Size X-Small: 27.5-inch - Sizes Small – Medium: 27.5-inch or 29-inch - Sizes Large – XX-Large: 29-inch

Built with a lightweight ALUXX aluminum frameset and FlexPoint single-pivot rear suspension setup, Stance is a great way to improve your trail riding. Its 27.5+ wheel and tire compatibility give it a plush ride quality that soaks up bumps and adds more traction and stability. Combined with 120mm of smooth suspension travel front and rear, it's a confident ride that will have you nailing new lines.

GET YOUR DAILY DOSE OF SINGLETRACK. WITH A LIGHTWEIGHT FRAME, 130MM SUSPENSION FORK AND 27.5 WHEELS WITH HIGH-VOLUME TIRES, THIS HARDTAIL OFFERS LOADS OF TRACTION, SPEED AND FUN ON THE TRAIL. KEY PERFORMANCE FACTORS Trail tuned design Balanced geometry with a 75-degree seattube angle puts the rider in a powerful pedaling position on climbs, while a slacker 66-degree head angle boosts confidence and control on technical descents. Responsive handling Lightweight ALUXX SL aluminum hardtail frame offers agile acceleration and maneuverability to help riders climb, corner and hammer the flats with efficiency and speed. Smooth control Giant Crest 34 suspension fork with 130mm of travel absorbs roots, rocks and ruts. Grippy, high-volume tires boost traction on rugged terrain. And a dropper seatpost with handlebar remote lets you adjust saddle height on the fly for confident positioning on changing terrain.

Float through rock gardens, hit the jumps, and find the faster line. With quick-handling 27.5 wheels and adjustable frame geometry, this lively trail bike is a party on wheels. Built for those who favor the responsive, agile handling of 27.5 wheels, this trail ripper features flip chip that lets you adjust the frame geometry for riding style and terrain. You can choose a steeper or slacker headtube angle and either a 20mm or 30mm bottom bracket drop. The ALUXX SL aluminum frame is fitted with updated Maestro rear suspension featuring 145mm of smooth, active rear travel. A trunnion-mount shock and Advanced Forged Composite rocker arm help soak up bumps, giving you traction and control to float through rocks, roots and ruts. Confidence is further bolstered by a 160mm travel suspension fork up front.

Float through rock gardens, hit the jumps, and find the faster line. With quick-handling 27.5 wheels and adjustable frame geometry, this lively trail bike is a party on wheels. Built for those who favor the responsive, agile handling of 27.5 wheels, this trail ripper features flip chip that lets you adjust the frame geometry for riding style and terrain. You can choose a steeper or slacker headtube angle and either a 20mm or 30mm bottom bracket drop. The ALUXX SL aluminum frame is fitted with updated Maestro rear suspension featuring 145mm of smooth, active rear travel. A trunnion-mount shock and Advanced Forged Composite rocker arm help soak up bumps, giving you traction and control to float through rocks, roots and ruts. Confidence is further bolstered by a 160mm travel suspension fork up front.

Float through rock gardens, hit the jumps, and find the faster line. With quick-handling 27.5 wheels and adjustable frame geometry, this lively trail bike is a party on wheels. Built for those who favor the responsive, agile handling of 27.5 wheels, this trail ripper features flip chip that lets you adjust the frame geometry for riding style and terrain. You can choose a steeper or slacker headtube angle and either a 20mm or 30mm bottom bracket drop. The ALUXX SL aluminum frame is fitted with updated Maestro rear suspension featuring 145mm of smooth, active rear travel. A trunnion-mount shock and Advanced Forged Composite rocker arm help soak up bumps, giving you traction and control to float through rocks, roots and ruts. Confidence is further bolstered by a 160mm travel suspension fork up front.

The Trail Bikes that Love to Play The Juliana Furtado has always been more capable than many expected. But now with a high-traction 29-inch wheel up front, a maneuverable 27.5-incher out back, and even more refined suspension, their touch is even more deft on the trails. Featuring a 140mm fork and 130mm of VPP rear suspension travel, Furtado was made for sporty performance.

Ready To Rally The World Whether blind racing or just blindly enjoying the TRs as they come, the Roubion's MX wheel combo feels like the best mix since Aperol met spritz. A 29-inch front wheel serves up high-speed stability and high rolling confidence. Meanwhile the 27.5-inch rear wheel makes for an intuitive and highly maneuverable rear end that loves to get sideways around the most ragged of switchbacks. We're pretty sure there's no better bike to tackle alpine terrain. SRAM Eagle Transmission - stronger, better shifting, wirelessly The next generation SRAM Eagle Transmission spec'd on our CC-carbon models is a radically robust, fully integrated and interdependent wireless transmission. Built around the universal constant of the wheel axle itself, the hangerless attachment mounts directly to the frame for a stronger connection and the derailleur provides unprecedented reliability in case of impact. Shifting under load is made possible due to a combination of X-SYNC technology and cassette mapping, creating seamless shifts even during your hardest power output. The new AXS Pods are ergonomic and customizable, so shifting gears is light and intuitive. It's simply the most advanced transmission and nearly as tough as you are.

Ready To Rally The World Whether blind racing or just blindly enjoying the TRs as they come, the Roubion's MX wheel combo feels like the best mix since Aperol met spritz. A 29-inch front wheel serves up high-speed stability and high rolling confidence. Meanwhile the 27.5-inch rear wheel makes for an intuitive and highly maneuverable rear end that loves to get sideways around the most ragged of switchbacks. We're pretty sure there's no better bike to tackle alpine terrain. SRAM Eagle Transmission - stronger, better shifting, wirelessly The next generation SRAM Eagle Transmission spec'd on our CC-carbon models is a radically robust, fully integrated and interdependent wireless transmission. Built around the universal constant of the wheel axle itself, the hangerless attachment mounts directly to the frame for a stronger connection and the derailleur provides unprecedented reliability in case of impact. Shifting under load is made possible due to a combination of X-SYNC technology and cassette mapping, creating seamless shifts even during your hardest power output. The new AXS Pods are ergonomic and customizable, so shifting gears is light and intuitive. It's simply the most advanced transmission and nearly as tough as you are.

The Trail Bikes that Love to Play The Juliana Furtado has always been more capable than many expected. But now with a high-traction 29-inch wheel up front, a maneuverable 27.5-incher out back, and even more refined suspension, their touch is even more deft on the trails. Featuring a 140mm fork and 130mm of VPP rear suspension travel, Furtado was made for sporty performance.

The Trail Bikes that Love to Play The Juliana Furtado has always been more capable than many expected. But now with a high-traction 29-inch wheel up front, a maneuverable 27.5-incher out back, and even more refined suspension, their touch is even more deft on the trails. Featuring a 140mm fork and 130mm of VPP rear suspension travel, Furtado was made for sporty performance.

The Trail Bikes that Love to Play The Furtado’s lively personality will let you level up your riding - whether on your favorite backyard trails or far-flung destinations. With its new mixed wheel setup, the larger front wheel gives you the rollover confidence of a 29er while the smaller 27.5-inch rear wheel keeps you nimble and ensures you’re tracking through corners with ease. Find a fun line, fly over features, and turn every trail into a playful pump track with the Furtado. Mixed Wheels The mixed wheel configuration of a 29-inch wheel up front provides traction and stability, while the 27.5" rear wheel allows for quick back wheel steering and lifting. 130mm VPP™ travel VPP™ suspension can be optimized to strike the right balance between pedaling efficiency and all-out bump-chomping prowess. That means wherever you see "VPP™" you know it's tuned to perform exactly how it should for the purpose it's designed for. Glovebox Place your ride essentials securely beneath a new high-quality latch and panel in the downtube. The Glovebox comes with a fitted Tool Wallet and Tube Purse, tailored for the frame to keep your tools close to hand. Full carbon CC frame CC frames use the very best materials and production processes available. We tailor stiffness for every size to make sure everyone gets the same ride quality. Smaller riders require less reinforcement, and that's remedied with our size-specific frame stiffness tunes. Sag window A window allows easier suspension sag and setup. The details are completed by a neat mud flap to protect the rear shock plus tidy cable routing within the frame and swingarm, and rubberized DT protectors to shrug off strikes. Made to last many lifetimes The legendary fit, finish, and quality construction put this into a league of its own. The frame, bearings, and optional Reserve wheels come with a lifetime warranty and any service is easy to do with our Rider Support pledge.

The Furtado’s lively personality will let you level up your riding - whether on your favorite backyard trails or far-flung destinations. With its new mixed wheel setup, the larger front wheel gives you the rollover confidence of a 29er while the smaller 27.5-inch rear wheel keeps you nimble and ensures you’re tracking through corners with ease. Find a fun line, fly over features and turn every trail into a playful pump track with the Furtado.

Whether blind racing or just blindly enjoying the trails as they come, the Roubion’s MX wheel combo feels like the best mix since Aperol met spritz. A 29-inch front wheel serves up high-speed stability and high rolling confidence. Meanwhile, the 27.5-inch rear wheel makes for an intuitive and highly maneuverable rear end that loves to get sideways around the most ragged of switchbacks. We’re pretty sure there’s no better bike to tackle alpine terrain.

Whether blind racing or just blindly enjoying the trails as they come, the Roubion’s MX wheel combo feels like the best mix since Aperol met spritz. A 29-inch front wheel serves up high-speed stability and high rolling confidence. Meanwhile, the 27.5-inch rear wheel makes for an intuitive and highly maneuverable rear end that loves to get sideways around the most ragged of switchbacks. We’re pretty sure there’s no better bike to tackle alpine terrain.

Get on the dirt and ride your way to your first singletrack. Tempt is that friend that opens a whole new world to you. Key performance factors Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. Liv 3F Design Philosophy Women’s-specific geometry ensures the rider is balanced over the bike for optimal efficiency, comfort and control. Why we love it With a lightweight ALUXX-Grade aluminum frame designed specifically for women, Tempt can guide you along dirt terrain with speed, efficiency and control. A front suspension fork and powerful disc brakes offer added confidence and control. This hardtail has a low standover height to give you confidence maneuvering around dirt trails and is offered in 27.5 or 29-inch wheels for optimum fit and efficiency. Perfect for a functional around-town ride, to try as your first off-road racing bike, or for venturing out onto the trails for the first time, allow Tempt to lead you to new adventures. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Small – Large: 29-inch

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel.

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Medium – Large: 29-inch

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Medium – Large: 29-inch

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel.

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable, and durable. Versatile Tempt's performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel. HIGHLIGHTS ALUXX ALUMINUM This performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles. FRONT SUSPENSION 80mm (XS) or 100mm (S-L) with hydraulic lockout and preload adjustment. 2.4-INCH TIRE CLEARANCE Enough room to run up to 2.4-inch wide tires, for added traction. LOW STANDOVER HEIGHT For confidence while maneuvering the bike on dirt trails. INTERNAL CABLE ROUTING Derailleur and rear brake cables are routed internally for a weight-saving, clean look with better performance. DROPPER SEATPOST COMPATIBLE 30.9mm seattube diameter and clean internal cable routing allows for easy dropper seatpost upgrade. 1X OR 2X COMPATIBLE Frameset is designed to work with either a single or double chainring crankset. For 2x setups, either a side-swing or down-swing front derailleur can be used. INTEGRATED MOUNTS Mounts on the seatstays and chain-stays make it easy to accessorize with racks, fenders or a rear kickstand. DISC BRAKE EQUIPPED Powerful disc brakes for confidence and control. Wheel size: - Sizes X-Small – Medium: 27.5-inch - Sizes Small – Large: 29-inch

Discover a little mischief and unknown territory with the trail-ready Embolden, the perfect bike to get you onto the trails and singletracks. Trail Confidence 130 mm front travel and 120 mm rear travel, plus confidence-inspiring geometry, and disc brakes. Accessible Performance Equipped with single-pivot Flexpoint suspension design, and tuned specifically for women, Embolden is a highly capable, trail-versed dual suspension bike. Inspiring Comfort LivRight Sizing and 3F Design Philosophy guarantee a design built truly for women and the perfect fit across all frame sizes. Why We Love It Embolden is designed with women’s-specific geometry and 130 mm front/120 mm rear suspension, on a single-pivot Flexpoint platform. This bike feels stable, fast and energetic even as the terrain gets technical, meeting the demands of trail riding. Using our 3F Design Philosophy, we developed a geometry that provides a low standover height, making dismounts and maneuvering your body around the frame effortless. The 27.5-inch wheel size ensures that bike handling is still nimble and playful, while carrying more speed in corners and through rocks, providing a stable, trustworthy feel. - Frame: ALUXX-Grade Aluminum, 120mm FlexPoint Suspension - Fork: Giant Crest 34 RCL, 130mm, Boost, 42mm offset, custom tuned for Liv - Wheels: Giant AM 27.5, tubeless ready, sleeve-joint rim, 30mm inner width - Shifters: Shimano Deore - Crankset: Praxis Cadet Boost, 30T

FEEL MORE CONNECTED TO THE TRAIL WITH THE ALL-NEW LURRA. BUILT FOR CHARGING UP SINGLETRACK CLIMBS AND DIVING INTO FAST, FLOWY DESCENTS, THIS HARDTAIL TRAIL BIKE IS SIMPLICITY AT ITS BEST. KEY PERFORMANCE FACTORS Optimal Trail Design Lightweight ALUXX SL-Grade Aluminum hardtail frame with a steep seat tube angle optimizes your input when powering up climbs and hammering on the flats, resulting in greater efficiency and speed. And a 66-degree head tube angle offers confidence on steep descents, while the 438mm chainstays keep it feeling stable and playful. Frame sizes are paired up with wheel sizes, providing the ideal fit for you and where you want to ride. Boosted Confidence Take on technical terrain with the 130mm of plush front suspension, high-volume tubeless tires offering extreme traction on roots, rocks and ruts, and a dropper seatpost allowing you to get low and ride with control. Adventure-Ready The Lurra comes equipped with mounts for two water bottle cages and additional mounts on the underside of the top tube allow riders to add a small gear bag for stowing tools. Internal cable routing keeps the important stuff tidy and protected, so you can stay focused on the ride ahead. TECHS & FEATURES: ALUXX ALUMINUM TECHNOLOGY - This Performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles. FLEXPOINT SUSPENSION TECHNOLOGY - A proven "single-pivot" design that uses the flexing action of the chainstay/seatstay junction to produce a lightweight and durable suspension system with 4.7 inches/120mm of rear travel. OVERDRIVE - Designed to provide precise front-end steering performance, this fork steerer tube technology uses oversized headset bearings (1 1/4" lower and 1 1/8" upper for road, 1 1/2" lower and 1 1/8" upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness. POWERCORE - A massively oversized bottom-bracket/chainstay area features a fully integrated, 86-millimeter wide bottom-bracket design (92-millimeter wide for off-road bikes). Asymmetric chainstays provide additional stiffness on the driveside and stability on the non-driveside. TUBELESS SYSTEM - Fewer flat tires. Greater traction. Less rolling resistance and a smoother, faster ride. Giant's Tubeless System makes it easier than ever to experience all these benefits. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Small – Large: 29-inch

Nothing is off-limits to the Embolden, a trail bike designed to conquer tricky climbs, rowdy descents, and chunky rock gardens with confidence. Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Small – Large: 29-inch

FEEL MORE CONNECTED TO THE TRAIL WITH THE ALL-NEW LURRA. BUILT FOR CHARGING UP SINGLETRACK CLIMBS AND DIVING INTO FAST, FLOWY DESCENTS, THIS HARDTAIL TRAIL BIKE IS SIMPLICITY AT ITS BEST. KEY PERFORMANCE FACTORS Optimal Trail Design Lightweight ALUXX SL-Grade Aluminum hardtail frame with a steep seat tube angle optimizes your input when powering up climbs and hammering on the flats, resulting in greater efficiency and speed. And a 66-degree head tube angle offers confidence on steep descents, while the 438mm chainstays keep it feeling stable and playful. Frame sizes are paired up with wheel sizes, providing the ideal fit for you and where you want to ride. Boosted Confidence Take on technical terrain with the 130mm of plush front suspension, high-volume tubeless tires offering extreme traction on roots, rocks and ruts, and a dropper seatpost allowing you to get low and ride with control. Adventure-Ready The Lurra comes equipped with mounts for two water bottle cages and additional mounts on the underside of the top tube allow riders to add a small gear bag for stowing tools. Internal cable routing keeps the important stuff tidy and protected, so you can stay focused on the ride ahead. TECHS & FEATURES: ALUXX ALUMINUM TECHNOLOGY - This Performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles. FLEXPOINT SUSPENSION TECHNOLOGY - A proven "single-pivot" design that uses the flexing action of the chainstay/seatstay junction to produce a lightweight and durable suspension system with 4.7 inches/120mm of rear travel. OVERDRIVE - Designed to provide precise front-end steering performance, this fork steerer tube technology uses oversized headset bearings (1 1/4" lower and 1 1/8" upper for road, 1 1/2" lower and 1 1/8" upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness. POWERCORE - A massively oversized bottom-bracket/chainstay area features a fully integrated, 86-millimeter wide bottom-bracket design (92-millimeter wide for off-road bikes). Asymmetric chainstays provide additional stiffness on the driveside and stability on the non-driveside. TUBELESS SYSTEM - Fewer flat tires. Greater traction. Less rolling resistance and a smoother, faster ride. Giant's Tubeless System makes it easier than ever to experience all these benefits. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Small – Large: 29-inch