Giant Defy Advanced Pro 1 GPS Unit Introducing V2 Tubeless Valves with

Introducing V2 Tubeless Valves with a new Tyre Insert Air Flow System

Athletic jersey fit

The all-new Patron eRIDE 910 was designed as a system optimized for all day trail riding

Technology

8-Speed Universal Chain

Giant Defy Advanced Pro 1 GPS Unit Introducing V2 Tubeless Valves withHeres to long rides. Climb higher mountains, skip the shortcuts. This buttery smooth endurance road bike helps you do more of what you love. Front Derailleur Shimano 105 Di2 Brakes Shimano 105 Di2 hydraulic, Shimano SM RT70 rotors [F]160mm, [R]160mm Cassette Shimano 105, 12 speed, 11x36 Rims Giant SLR 1 36 Carbon Disc WheelSystem Rear Derailleur Shimano 105 Di2 Shifters Shimano 105 Di2