The official bike of road riding season the Langma Advanced Pro was designed to climb mountains and leaderboards. The re-engineered frameset and components are seamlessly integrated for effortless ascents and fearless descents. Streamlined aerodynamics round out this all-rounder inspiring you to push limits all day long. Key Performance Factors QOM-LEVEL EFFICIENCY The re-engineered frameset and integrated components yield efficient power transfer for quick bursts of speed and sustained climbing prowess. LIMIT-PUSHING CONTROL Up to 33mm tire clearance means you’re ready for any road from the freshly-poured to the weather-beaten without compromising handling. The flared handlebar injects control and confidence into those explosive sprints and bomber descents. GAP-WIDENING AERO With truncated ellipse tube shapes and a new internal cable routing design you’ll reduce drag pick up speed and watch the scenery fly by. 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 light weight 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. Tubeless System Engineered with proprietary Dynamic Balanced Lacing technology this tubeless ready composite WheelSystem delivers superior efficiency pinpoint control and comfort. PowerCore A massively oversized bottom-bracket/chainstay area features a fully integrated 86-millimeter wide bottom-bracket design 92-millimeterwide for off-road bikes. Asymmetric chainstays provide additional stiffness on the driveside and stability on the non-driveside. Power Pro Tracking your power output and training data has never been easier. The all-new Power Pro system delivers accurate information with an integrated system that’s precise reliable and simple to set up. The most effective training is smart training so start training with power. OverDrive Aero Found inside the head tube of the all-new EnviLiv 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. Colours Fancy White/Chrome Frame Advanced-grade Composite 12x142mm thru-axle disc Fork Advanced SL-grade Composite full-composite OverDrive Aero steerer 12x100mm thru-axle disc Handlebar Liv Contact SL 31.8mm 8-degree flare drop XXS: 34/36cm XS: 34/36cm S: 36/38cm M: 38/40cm L: 39/42cm Stem Giant Contact SL AeroLight XXS: 80mm XS: 80mm S: 90mm M: 100mm L: 110mm Seatpost Giant Variant composite -5/+15mm offset Saddle Liv Alacra SL Pedals platform pedal [GCSGTS] N/A [all other GSC] Shifters Shimano 105 Di2 Front Derailleur Shimano 105 Di2 FD-R7150 Rear Derailleur Shimano 105 Di2 FD-R7150 Brakes Shimano 105 Di2 hydraulic Shimano RT-CL700 rotors [F] 160mm [R] 140mm Brake Levers Shimano 105 Di2 Cassette Shimano 105 12-speed 11x34 Chain KMC X12L-1 Crankset Shimano 105 36/52 with Giant Power Pro power meter XXS: 160mm XS: 165mm S: 165mm M: 170mm L: 172.5mm Bottom Bracket Shimano press fit Rims Giant SLR 1 40 WheelSystem [F] 40mm [R] 40mm Hubs [F] Giant Low Friction Hub CenterLock 12mm thru-axle [R] Giant Low Friction Hub 40T ratchet driver CenterLock 12mm thru-axle Spokes Sapim CX-Ray Tyres Giant Gavia Course 0 tubeless 700x25c 28mm folding Extras Computer mount Airway Eco Composite water bottle cage tubeless prepared 33mm max tire size Weight The most accurate way to determine any bike’s weight is to have your local dealer weigh it for you. Many brands strive to list the lowest possible weight but in reality weight can vary based on size finish hardware and accessories. All our bikes are designed for best-in-class weight and ride quality. Every effort has been made to ensure accuracy throughout this website. However Giant reserves the right to change bike specifications features prices and colours without prior notice.