Sport/Performance

GUNNING FOR THE RACE WIN OR DIGGING DEEP FOR A PR, THIS COMPOSITE ROAD RACING BIKE GIVES YOU THE SPEED, EFFICIENCY AND CONTROL TO PUSH IT TO THE LIMIT, AND THEN A LITTLE BIT MORE. KEY PERFORMANCE FACTORS Class-leading efficiency Combining best-in-class stiffness-to-weight with strategically placed aero-tube shaping, this frameset is engineered for faster climbing, explosive acceleration, and unyielding pedaling stiffness for race-winning performance. Advanced aerodynamics This is where the TCR’s most quantifiable gains can be found compared to previous-generation models. Every tube shape was analyzed, engineered and tested to create an overall structure with significantly lower drag at a wider range of yaw angles. Total control Integrated disc brakes deliver smooth, powerful stopping power and modulation for added control in variable weather and road conditions. Flat mounts and new thru-axles boost stiffness and improve overall handling, while added frame and fork clearance allows for larger diameter tires up to 32mm. TECHS & FEATURES ADVANCED COMPOSITE TECHNOLOGY Giant’s High-Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. OVERDRIVE Giant’s original oversized fork steerer tube technology. Designed to provide precise front-end steering performance, the system’s 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. COMPACT ROAD DESIGN Introduced by Giant with the professional Team ONCE in the 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward-sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. 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.

Maximize your watts during sprints, breakaways and solo attacks. this aero road machine is built to give you a real advantage against the wind. because small gains lead to big wins. INTEGRATED AERODYNAMICS - AeroSystem Shaping, a result of CFD analysis and dynamic wind-tunnel testing, optimizes aerodynamic performance at every yaw angle. The truncated ellipse airfoil tube shapes and all-new Contact SL Aero cockpit produce superior aero performance. EASIER ADJUSTABILITY - All-new cable routing through the stem and head tube makes it quicker and easier to adjust or change cockpit components and fine-tune performance and riding position. RACE-WINNING EFFICIENCY - Advanced-grade composite frame and hybrid alloy/composite fork deliver optimal stiffness and weight savings. The result is an even greater stiffness-to-weight advantage. ADVANCED COMPOSITE TECHNOLOGY - Giant's High Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. AEROSYSTEM SHAPING TECHNOLOGY - Through CFD (Computational Fluid Dynamics) and wind-tunnel data, engineers optimize each tube shape to deliver superior aerodynamic performance. 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. OVERDRIVE AERO - Found inside the head tube of the all-new Propel range, the D-shaped fork steerer tube and corresponding spacers provide an extremely aerodynamic, easier to service system of internally routed brake and derailleur cables.

Go long. go fast. superlight and silky smooth, the flagship series of the new defy range is back to reclaim its title as the pinnacle of endurance road. it’s the perfect choice for the sportive or gran fondo that’s circled on your calendar. With greater lateral stiffness and a superlight frame weight of 785g, this is the most efficient Defy ever. The composite frame layup targets smooth-riding performance for long, hard rides. The new D-Fuse SLR seatpost is now lighter and engineered with 40 percent added compliance. The Contact SLR D-Fuse handlebar, also new, features similar D-shaped tubing as the seatpost to absorb shocks and vibrations, plus an 8-degree flare for improved ergonomics and control. Component highlights include the new Contact SLR AeroLight stem with integrated cable routing. A CADEX 36 WheelSystem with superlight hookless carbon rims delivers snappy yet stable handling and superior tubeless tire performance. FUNCTIONAL SIMPLICITY - Free of cumbersome gimmickry, the frameset is one of the lightest in its category. With a perfect balance of high-performance reactivity and all-day comfort, it offers a “less is more” experience for modern endurance road riding. ENGINEERED COMPLIANCE - Advanced SL-grade composite frame and fork are specifically engineered for endurance road riding, delivering a smooth and efficient ride quality that minimizes fatigue on long rides. The new D-Fuse components work together to further absorb road shocks and vibrations. TOTAL CONTROL - A new Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for comfort and control on all-day rides. Wide, hookless carbon rims (22.4mm inner width) are optimized for high-volume tubeless tires (up to 38mm), and a 36mm rim depth offers stable, predictable handling in crosswinds. ADVANCED COMPOSITE TECHNOLOGY - Giant’s High Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. 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. COMPACT ROAD DESIGN - Introduced by Giant with the professional Team ONCE in the 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. OVERDRIVE AERO - Found inside the head tube of the all-new Propel range, the D-shaped fork steerer tube and corresponding spacers provide an extremely aerodynamic, easier to service system of internally routed brake and derailleur cables.

NOW EVEN FASTER, THIS AERO ROCKETSHIP IS BUILT FOR SPEED WHEN IT MATTERS MOST. THE REENGINEERED FRAMESET IS EVEN MORE ADEPT AT SLICING THROUGH WIND, AND IT’S ALSO LIGHTER THAN THE PREVIOUS GENERATION. THE RESULT? RACE-WINNING EFFICIENCY THAT’S HARD TO BEAT. KEY PERFORMANCE FACTORS Integrated aerodynamics AeroSystem Shaping, a result of CFD analysis and dynamic wind-tunnel testing, optimizes aerodynamic performance at every yaw angle. The truncated ellipse airfoil tube shapes and Contact SLR/SL Aero cockpit produce the best overall aero performance. Easier adjustability All-new cable routing through the handlebar and frame makes it quicker and easier to adjust or change cockpit components and fine-tune performance and riding position. Race-winning efficiency Advanced-grade composite frameset features high-performance materials and proprietary manufacturing processes. As a result, it’s now lighter than the previous generation for an improved stiffness-to-weight ratio. HIGHLIGHTS OF THE PROPEL ADVANCED PRO AERO BIKE With a frame that’s handcrafted using Advanced-grade composite, and components that are integrated for overall aero performance, the all-new Propel Advanced Pro boasts smooth lines front to back. The handlebar and frame feature internal cable routing that now allows for easier adjustability. The WheelSystem uses 50mm deep rims for the perfect balance between maximum aero performance and added control. Even the disc brakes are integrated with the frame, featuring flat-mount calipers and thru-axles. AEROSYSTEM SHAPING Through CFD (Computational Fluid Dynamics) and wind-tunnel data, engineers optimize each tube shape to deliver superior aerodynamic performance. ADVANCED COMPOSITE High-performance grade raw carbon material is used to produce this custom material in our own composite factory with a high stiffness-to-weight ratio. AERO TUBELESS WHEELSYSTEM Engineered with proprietary Dynamic Balanced Lacing technology, this composite aero WheelSystem and tubeless tires deliver superior efficiency, pinpoint control, and superior aerodynamics. VECTOR SEATPOST This full-composite, lightweight and aerodynamic seatpost is engineered specifically for performance road riding. OVERDRIVE AERO Found inside the head tube of the all-new Propel range, the D-shaped fork steerer tube and corresponding spacers provide an extremely aerodynamic, easier to service system of internally routed brake and derailleur cables. FULL COMPOSITE FORK D-shaped steerer tube and legs are constructed entirely from Giant’s Advanced SL-grade composite for the lightest weight and superior handling. POWERCORE A massively oversized bottom bracket area features a fully integrated 86.5mm wide design. Asymmetric chainstays provide additional stiffness on the drive-side and stability on the non-drive-side. NEW CABLE ROUTING Frame and handlebar feature all-new cable porting for a sleek, non-cluttered appearance and easier adjustability. DISC-BRAKE INTEGRATION The frame and fork are engineered specifically for flat-mount disc brakes, including front and rear 12mm thru-axles for reliable braking performance in all weather and road conditions. AERO HANDLEBAR/STEM Aero handlebar and stem are designed to reduce overall drag while minimizing weight. AERO BOTTLE CAGES Custom-engineered down tube and seat tube-specific water bottle cages help minimize overall aerodynamic drag.

FROM THE TOUR DE FRANCE TO YOUR LOCAL KOM, NO OTHER ROAD BIKE IN THE WORLD DOES IT ALL BETTER THAN THIS LEGENDARY WINNER. CHOSEN BY WORLDTOUR PROS LIKE SIMON YATES, IT’S THE ULTIMATE ALL-ROUNDER FOR THE PERFORMANCE OBSESSED. KEY PERFORMANCE FACTORS Class-leading efficiency Combining best-in-class stiffness-to-weight with strategically placed aero-tube shaping, this frameset is engineered for faster climbing, explosive acceleration and unyielding pedaling stiffness for race-winning performance. Advanced aerodynamics This is where the TCR’s most quantifiable gains can be found compared to previous generation models. Every tube shape was analyzed, engineered and tested to create an overall structure with significantly lower drag at a wider range of yaw angles. Total control Integrated disc brakes deliver smooth, powerful stopping power and modulation for added control in variable weather and road conditions. Flat mounts and new thru-axles boost stiffness and improve overall handling, while added frame and fork clearance allows for larger diameter tires up to 32mm. TECHS & FEATURES ADVANCED SL COMPOSITE TECHNOLOGY Professional Grade raw carbon fiber is woven in our composite factory to produce our lightest, stiffest and highest-quality frames. This is the technology used by Giant’s pro racers in almost every cycling discipline. OVERDRIVE 2 The most advanced steerer tube technology in today’s Giant bikes. Designed to offer unprecedented front-end steering performance, the system’s oversized headset bearings (1 1/2" lower, 1 1/4" upper) and tapered steerer tube work in harmony to provide supreme steering stiffness. COMPACT ROAD DESIGN Introduced by Giant with the professional Team ONCE in the 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward-sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. 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.

For a bicycle that’s both accomplished and ambitious, look no further than the Arise SG Apex. Leveling up on the Arise SG’s capabilities, this bike comes fitted with Sram Apex 1x11 drop-bar dual control levers and a clutched rear derailleur with a generous 11-speed 11 – 42T cassette. Internal light cable routing, along with frame and fork rack and fender mounts, equips the Arise SG Apex to take you far beyond the horizon. WTB ST tubeless-ready rims complete the build with durable, reliable hoops that are size-matched across the range to ensure a proper fit without compromising geometry. A narrow-wide chainring and 11-speed gearing tailor it to its intended purpose; riding fast on unpaved roads.

The avail advanced is that riding buddy who’s up for any adventure on the road—from solo backroad explorations to after-work shop rides to all-day epic rides with friends. designed for performance and capable on any surface, this road warrior is ready to take you as far as you can go, which is always farther than you think. Lightweight Advantage The Avail Advanced delivers lightweight efficiency, thanks to an all-new Advanced-grade composite frame and an Advanced-grade composite fork, which boosts your climbing abilities and makes you virtually uncatchable over long distances. SUPERIOR COMPLIANCE - Ride longer without riding harder, with the reengineered frame and fork, optimized for the smoothest, most efficient riding experience. The innovative Liv Contact D-Fuse handlebar and D-Fuse seatpost absorb more road vibrations than round-shaped tubing, without sacrificing efficiency on corners and climbs. MAXIMUM CONTROL - The Liv Contact D-Fuse handlebar features an ergonomic shape and 8-degree flare drop, for total control on those sunrise-to-sunset rides. Wide, alloy rims are designed for high-volume tubeless tires (up to 38mm), providing predictable handling and stability from asphalt to pavé. ADVANCED COMPOSITE TECHNOLOGY - Liv’s High-Performance Grade raw carbon material is used to produce this frameset in our own composite factory. Using state-of-the-art materials and manufacturing techniques, Liv’s Advanced-Grade Composite frames are designed to offer lightweight and stiffness with optimal compliance. COMPACT ROAD DESIGN - When introduced by Giant in 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. D-FUSE SEATPOST - The proprietary "D" shaped composite seatpost damps vibration, resulting in a smooth, compliant ride. 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. TUBELESS SYSTEM - Engineered with proprietary Dynamic Balanced Lacing technology, this tubeless-ready composite WheelSystem delivers superior efficiency, pinpoint control and comfort.

With effortless efficiency and quiet compliance, this lightweight endurance road machine helps you ride stronger and longer. the composite frame and purpose-built components smooth out rough roads and minimize fatigue. With an all-new composite chassis that combines efficiency with compliance, this endurance road machine will have you logging more miles at a greater average speed. The combination of a D-Fuse seatpost and handlebar, both featuring D-shaped tubing to better absorb shocks and vibrations, helps you stay smooth no matter how rough the road. The new Contact AeroLight stem has cleanly integrated cable routing. And the frameset offers clearance for high-volume tires up to 38mm. FUNCTIONAL SIMPLICITY - Free of cumbersome gimmickry, the frameset is one of the lightest in its category. With a perfect balance of high-performance reactivity and all-day comfort, it offers a “less is more” experience for modern endurance road riding. ENGINEERED COMPLIANCE - Advanced-grade composite frame and fork are specifically engineered for endurance road riding, delivering a smooth and efficient ride quality that minimizes fatigue on long rides. The new D-Fuse components work together to further absorb road shocks and vibrations. TOTAL CONTROL - New Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for comfort and control on all-day rides. Wide, alloy rims are optimized for high-volume tubeless tires (up to 38mm), providing predictable handling and stability from asphalt to cobbles. ADVANCED COMPOSITE TECHNOLOGY - Giant’s High Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. COMPACT ROAD DESIGN - Introduced by Giant with the professional Team ONCE in the 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. 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. OVERDRIVE AERO - Found inside the head tube of the all-new Propel range, the D-shaped fork steerer tube and corresponding spacers provide an extremely aerodynamic, easier to service system of internally routed brake and derailleur cables.

Choose the longer route. Climb higher mountains. This smooth-riding endurance road bike is purpose-built to help you tackle long-distance road rides on all types of roads. Handcrafted with Advanced-grade composite material, the Defy Advanced is engineered with tube shapes that are optimized to absorb road shocks and vibrations. Even with its smooth ride quality, it still delivers a lightweight, stiff, and lively feel when you’re climbing, accelerating, and cornering. It’s made with a specific carbon layup to give it an efficient, high-performance ride quality that helps you push new limits of endurance. The D-Fuse seatpost and handlebar system also help reduce road vibrations, adding to its smooth, compliant feel on the road. A tubeless Giant WheelSystem and tires boost speed and efficiency with a reduced risk of flats. And for added control, it features integrated disc brakes with flat-mount disc brake tabs and 12mm thru-axles. - Engineered compliance: Advanced Composite frame is specifically engineered for endurance road riding, delivering a smoother ride quality and less fatigue on long rides. The D-Fuse seatpost and handlebar system work seamlessly with the frame to absorb road shocks and vibrations. - Total control: Seamless disc-brake integration including flat mounts and 12mm front and rear thru-axles produces more consistent braking power for better control, even in wet weather and rough roads. - Versatility: Endurance road geometry, added tire clearance (up to 35mm) and disc-brake integration allow you to tackle a variety of roads and conditions, from smooth pavement to rugged backroads and mountain passes.

CLIMB EVERY MOUNTAIN, CRUSH EVERY SPRINT. THE LANGMA ADVANCED PRO DISC FEATURES A RE-ENGINEERED LIGHTWEIGHT AERO FRAME AND ALL-NEW GIANT SLR 36 DISC WHEELSYSTEM WITH INTEGRATED DISC BRAKES AND HOOKLESS RIMS, PLUS CUSTOM LIV SADDLE AND HANDLEBARS, FOR POWERFUL, RACE-READY PERFORMANCE. KEY PERFORMANCE FACTORS Faster acceleration The heart of the Langma Advanced Pro is a super-light Advanced-Grade Composite frameset, delivering a powerful stiffness-to-weight ratio for explosive acceleration. Updated truncated ellipse tubing reduces wind drag and boosts sprinting efficiency. Better handling Integrated, flat-mount disc brakes deliver the confidence to carry speed into corners and navigate variable weather conditions. The Langma also accommodates tires up to 32mm, so you can customize your set-up for the road ahead. Vibration canceling The all-new tubeless Giant SLR 36 Disc WheelSystem reduces drag, while the adjustable Variant Composite Seatpost provides superior compliance, so you get a responsive ride that practically skims over rough roads.

Whether you're in it for the love of the climb, the rush of the descent, or the next PR, the Langma Advanced Disc is ready with its re-engineered lightweight aero frame and all-new Giant SLR 36 Disc WheelSystem (select models) with integrated disc brakes, plus custom Liv saddle and handlebars for powerful fit and performance. Accelerate faster The heart of the Langma Advanced is a super-light Advanced-Grade Composite frameset, delivering a powerful stiffness-to-weight ratio for explosive acceleration. Updated truncated ellipse tubing reduces wind drag and boosts sprinting efficiency. Better handling Integrated, flat-mount disc brakes deliver the confidence to carry speed into corners and navigate variable weather conditions. The Langma also accommodates tires up to 32mm, so you can customize your set-up for the road ahead. Vibration canceling The tubeless Giant SLR 36 Disc WheelSystem (select models) reduces drag, while the adjustable Variant Composite Seatpost provides superior compliance, so you get a responsive ride that practically skims over rough roads.

PERFORMANCE GRAVEL ALL-STAR The ultimate gravel bike for chasing PRs and podiums on race day, and all the training rides that get you there. LIVELY, SPIRITED, STABLE Perfectly capable of flying fast down the tarmac, the Cosmic Stallion really shines when things get rough. Quick, efficient, and designed for gravel riding and racing, we’re yet to find a bike that does a better job at soaking up road chatter and jealous stares. A.C.E. TUBING Painstakingly crafted from our proprietary heat-treated, air-hardened, and custom-extruded A.C.E. steel tubing, there’s nothing else like it on Earth. Learn more about A.C.E. Tubing. WHISKY NO.9 CX Disc 12 Tapered Fork Lightweight with generous tire clearance and precise handling capabilities, Whisky’s gorgeous carbon fork accommodates 12mm thru-axles and flat-mount disc brakes. WIRELESS SHIFTING Featuring SRAM Rival eTap AXS for a clean, secure, and reliable ride experience. TIRE CLEARANCE Built with versatility in mind, it accommodates tire sizes 700 x 42mm or 650b x 47mm (both with or without fenders). REAR RACK AND FENDER MOUNTS Ready to run mudguards with the ability to mount a bag or two in the back to keep you comfy on those long rides. CUSTOM DROPOUTS All-City’s signature engraved logo shines with classic style. SIGNATURE SEAT COLLAR Train your eyes on that timeless and tasteful brazed-on seat collar, elegantly designed around the All-City logo. REINFORCED BOTTLE BOSSES Beautiful stars reinforce the bottle bosses and our obsessive attention to detail. LIQUID PAINT AND E.D. COAT Our topnotch wet paint finish sparkles with depth and luster, while an E.D. coating protects against rust. PANTOGRAPHED BOTTOM BRACKET Upside-down and inside-out, AC’s signature style is stamped into the steel.

The latest generation of our flagship road racing series has been winning the biggest races in the world for more than three decades. It's the ultimate all-rounder for the performance obsessed. The latest TCR Advanced SL Disc builds on its proven climbing capabilities, boasting its highest stiffness-to-weight ratio ever, and adds aero shaping in key sections of the frameset for added all-rounder performance. Additional updates include added frame and fork clearance to fit high-volume tires up to 32mm, the latest integrated WheelSystem technology, and a new aero-engineered Contact SLR composite handlebar to make it even faster against the wind.

The latest generation of our flagship road racing series has been winning the biggest races in the world for more than three decades. It's the ultimate all-rounder for the performance obsessed. The latest TCR Advanced SL Disc builds on its proven climbing capabilities, boasting its highest stiffness-to-weight ratio ever, and adds aero shaping in key sections of the frameset for added all-rounder performance. Additional updates include added frame and fork clearance to fit high-volume tires up to 32mm, the latest integrated WheelSystem technology, and a new aero-engineered Contact SLR composite handlebar to make it even faster against the wind.

The latest addition to the Bombtrack fleet arrives in the form of the Arise SG. New for 2022, this bike is fitted with dropbars to give you a racier feel over its flatbar brethren, the Arise Geared. A Microshift Advent X clutched rear derailleur and 1x drive train keep everything stable while giving you that extra cog in the rear. Size-matched wheels ensure the perfect fit, coming fitted with 650B wheels for sizes XS and S or 700C for M and above. Sticking true to its racier nature, the Arise SG is equipped with WTB tubeless-ready wheels that are good to go if you decide to pin on a race number, whilst internal light cable routing in the fork retains the bike's versatility. Built with fast wheels, broad tires, and flared bars it's happy over multiple surfaces and ready to take on anything from commuting to touring.

Based around an adaptable steel frame, our Arise range is ready to follow whatever road you point it down. A simple, versatile bike, our Arise uses a single-speed drivetrain so you can focus on riding, not maintenance. The fast wheels, wide tires, and flared bars mean there’s not much this bike cannot handle, from trails to commuting. Infinitely adaptable with fittings for mudguards and a rack, and you even have the option of converting the frame and hub to run an 11-speed drivetrain.

Unleash your sprint with 200 meters to go. Close a gap, chase back, launch a solo attack. This new aero road machine is made for the moments that count. More aero, more adjustable, more ways to win. INTEGRATED AERODYNAMICS - AeroSystem Shaping, a result of CFD analysis and dynamic wind-tunnel testing, optimizes aerodynamic performance at every yaw angle. The truncated ellipse airfoil tube shapes and Contact SLR Aero cockpit produce the best overall aero performance. EASIER ADJUSTABILITY - Cable routing through the stem and head tube makes it quicker and easier to adjust or change cockpit components and fine-tune performance and riding position. RACE-WINNING EFFICIENCY - Advanced SL-grade composite frameset features Giant's pro-level composite materials and manufacturing processes. The result is 150 grams of weight savings compared to the previous generation and an even greater stiffness-to-weight advantage. ADVANCED SL COMPOSITE TECHNOLOGY - Professional Grade raw carbon fiber is woven in our composite factory to produce our lightest, stiffest and highest quality frames. This is the technology used by Giant's pro racers in almost every cycling discipline. AEROSYSTEM SHAPING TECHNOLOGY - Through CFD (Computational Fluid Dynamics) and wind-tunnel data, engineers optimize each tube shape to deliver superior aerodynamic performance. 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. OVERDRIVE AERO - Found inside the head tube of the all-new Propel range, the D-shaped fork steerer tube and corresponding spacers provide an extremely aerodynamic, easier to service system of internally routed brake and derailleur cables.