The Giant OCR A1 is a triathlon/road bike with an aluminum Alliance frame. The frame comes in colors like silver / blue, gold / composite and brushed / Composite / Red.
It was first released in 2007 and again in 2008 for $1,400 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 25 pounds. The OCR A1 is fully rigid.
Components
The OCR A1 comes with Shimano 105 components, including an aluminum, forged Easton EA30 stem, a threadless integrated headset and dual-control Shimano shifters.
Drivetrain
The OCR A1 has 10 speeds and has a Shimano derailleur.
Wheels
It comes with Hutchinson Top Speed Michelin Lithion tires (622mm x 25mm) and Xero XSR-3 rims.