Giant TCR Advanced Pro 1 Di2 (2025): race-bred efficiency with Shimano 105 Di2 2×12, SLR 1 40 carbon wheels and a factory Power Pro power meter — a rapid all-rounder for racing, fast club rides and big sportives. Jump to: What • How • Why WHAT is the Giant TCR Advanced Pro 1 Di2? A lightweight, aero-refined Advanced-grade composite road bike with the latest OverDrive Aero front end and integrated Contact SL AeroLight cockpit. Key spec: 105 Di2 electronic shifting, SLR 1 40 carbon wheel system and Giant Power Pro power meter in the Gloss Carbon/Polished Foil finish. Frame/Fork: Advanced-Grade Composite; Advanced SL full-composite fork with OverDrive Aero steerer (12×142 / 12×100; flat-mount disc) Groupset: Shimano 105 Di2 2×12 (electronic) Crank/Cassette: 52/36; 11–34 Brakes: Shimano 105 hydraulic disc, RT70 160/140 mm rotors Wheels: Giant SLR 1 40 Carbon Disc (DBL lacing) Power: Giant Power Pro power meter (52/36 chainset) Tyres: Giant Gavia Course 0 tubeless, 700×25C (≈28 mm on rims) Max clearance: up to 33 mm; factory tubeless set-up out-front mount HOW does it ride? Classic TCR snap on climbs, razor-sharp direction changes and planted descending. 105 Di2 gives instant, precise shifts under load; the 40 mm-deep SLR carbon wheels hold speed yet stay calm in crosswinds; tubeless tyres let you drop pressures for grip and comfort; and 105 hydraulic discs keep braking consistent in all weather. OverDrive Aero integrated cockpit — cleaner airflow and a stiffer, more precise front end Tubeless System — fewer flats, lower rolling resistance, smoother ride On-bike power — train and race by numbers from day one WHY choose the TCR Advanced Pro 1 Di2? It bundles electronic shifting, deep carbon wheels and a power meter into one fast, efficient package — outstanding value for riders chasing race-level performance without the flagship price. Clearance up to 33 mm gives you headroom for comfort and grip upgrades. Best for: Road racing, fast group rides, sportive PBs Not for: Gravel or rough-road touring (road-first geometry) Standouts: 105 Di2 SLR carbon wheels Power Pro as standard Sizing & Fit Find my size Pick your height band to see our usual recommendation for this model. 165–170 cm Usually S. If you have longer legs/shorter torso you may also fit M. 171–176 cm S or M depending on reach/torso length. Most riders land on M. 177–181 cm M or ML. For a racier, lower position try M; for a bit more stack go ML. 182–186 cm Usually ML or L depending on proportions and stem preference. 187–193 cm Usually L or XL. Taller riders or those with long legs often choose XL. Over 193 cm Typically XL. We can advise on cockpit tweaks for optimal fit. Guidance only — reach/stack and flexibility matter. Ask us or book a bike fit. Available in sizes S–XL. Colour: Gloss Carbon/Polished Foil. Consider the upgrade: Giant TCR Advanced Pro 0 Di2 (2025) Same fast frame — but you gain Ultegra Di2, lighter wheels and premium rubber. Shifting: Pro 1 = 105 Di2 → Pro 0 = Ultegra Di2 (both 2×12) Wheels: Pro 1 = SLR 1 40 carbon → Pro 0 = SLR 0 40 carbon (lighter, carbon spokes) Power meter: Both include Giant Power Pro (52/36) Tyres: Pro 0 upgrades to CADEX Race GC 28 mm tubeless Colour options: Ocean Twilight or Mercury View TCR Advanced Pro 0 Di2 Ocean Twilight / Mercury More like this:Shop Road Bikes • Explore the Giant road range Assembly & First Service Every bike is built and safety-checked by our Cytech-qualified mechanics. In-store purchases qualify for a first FREE health check after ~6 weeks; booking required. All Mail Order bikes come with FREE Multi-Tool / Pedal Spanner / Pedals. Delivery / Click & Collect Fast UK delivery or FREE Click & Collect from our stores. See Delivery Information for details. Finance & Cycle to Work Spread the cost with finance (subject to status & availability) or save with Cycle to Work. If you need any help with this, just ask our team for options.
