Speed shapes every detail of the Giant Propel Advanced 1 Carbon Road Bike 2026 Race day efforts feel sharper thanks to a lighter frameset and refined aerodynamics that cut drag and save precious watts when the pace liftsGiant Propel Advanced 1 Carbon Road Bike 2026 uses AeroSystem Shaping developed through CFD analysis and extensive wind tunnel testing Truncated ellipse airfoil tube profiles work with the Contact SLR and SL Aero cockpit to reduce air resistance across a wide range of yaw angles Strong acceleration and sustained high speed come naturally when the road opens upClean internal cable routing through the stem and head tube keeps the front end tidy while making adjustments quicker and simpler Riders can fine tune bar height reach and cockpit components without hassle keeping fit dialled for racing or fast group ridesAn advanced grade composite frameset uses high performance materials and precise manufacturing methods to cut weight compared with the previous generation Higher stiffness to weight supports powerful sprints and confident handling during aggressive effortsGiant Propel Advanced 1 Carbon Road Bike 2026 suits riders who chase seconds value efficiency and want a machine that responds instantly when speed matters mostKey Features AdvancedGrade Composite Carbon Frame AdvancedGrade Composite Carbon Fork Shimano 105 Di2 Groupset Components Giant SLR 2 50 Carbon Rims Giant Gavia Course 0 TR 700x28c TyresBenefits Giant Propel Advanced 1 Carbon Road Bike 2026 cuts through wind to save watts at high speed Lighter composite frameset supports faster acceleration and sharper climbing Aero cockpit and tube shaping help maintain speed with less effort Clean internal cable routing allows quick and simple cockpit adjustments Stiff race focused frame delivers confident handling during hard efforts

FrameAdvancedgrade Composite 12x142mm ThruAxle DiscForkAdvancedgrade Composite FullComposite OverDrive Aero Steerer 12x100mm ThruAxle DiscHandlebarGiant Contact SL AeroXS 38cm S 38cm M 40cm ML 40cm L 42cm XL 42cmGripsStratus Lite 20StemGiant Contact SL AeroXS 80mm S 90mm M 100mm ML 110mm L 110mm XL 120mmSeatpostGiant Vector Composite 515mm OffsetSaddleGiant Fleet SLShiftersShimano 105 Di2Front DerailleurShimano 105 Di2Rear DerailleurShimano 105 Di2BrakesShimano 105 Di2 HydraulicShimano RTCL700 Rotors Front 160mm Rear 140mmBrake LeversShimano 105 Di2 HydraulicCassetteShimano 105 12Speed 1134ChainKMC X12L1CranksetShimano 105 5236XS 165mm S 165mm M 170mm ML 170mm L 1725mm XL 1725mmBottom BracketShimano Press FitRimsGiant SLR 2 50 Carbon Disc WheelSystemFront 50mm Rear 50mmHubsFront Giant Alloy CenterLock 12mm ThruAxleRear Giant Alloy Pawl Driver 3Pawl 30T CenterLock 12mm ThruAxleSpokesSapimTyresGiant Gavia Course 0 Tubeless 700x28c Folding