Giant OCR A1 2007 Technical specs and features

Brand Giant
Model OCR A1
First production 2007
Bike category Road
Bike sub-category Road Race & Triathlon
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Parts And Accessories Giant OCR A1 Parts   
Available Sizes - XS
-
- S
- M
- L
- XL


Wheels And Breaking System

Bike front tire700 X 25c Hutchinson Top Speed
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano 105 STI Dual Control Levers
Tektro 521AG Brakes
Hubs for disc brakesXero XSR-3
Rims manufacturerXero XSR-3
Spoke nipples typeNot Available
Spoke wheel Wheelset
Xero

Frame and Body Specifications

Frame materialsGiant Alliance Composite and AL
Frame typeTIG-welded and bonded
Handlebar construction6061 Aluminum c
Handlebar extenderOptional
Handlebar stem detailsEaston EA30
Headset size1 1/8 (inches) Threadless

Gearing Specs

Bicycle chain 1/2 X 3/32 (inches)
Shimano 105
Bottom bracket shell widthNot Available
Bottom bracket typeShimano External Bearing
Crankset parts and sizes 34/50 Teeth
Shimano FC-R600
Gear shift leversShimano 105 STI Dual Control
Rear gear set 12 - 25 Teeth
10-speed

Giant OCR A1 Fork System Data

Derailleur (Front)Shimano 105
Derailleur (Rear)Shimano 105 SS
Fork material Aero Crown
Carbon Fiber and aluminum Steerer
Fork typeGiant FormulaOne

Other Specs of Giant OCR A1

Component group setsShimano 105
Available colors - Brushed and Composite and Red
Weight Unspecified
Pedals detailsNot Available
Rear shock absorberNot Available
Saddle seatFi'zi:k Aliante Delta Manganese Rails
Seat post extensionGiant FormulaOne


Giant OCR A1 bike review

Giant produced the OCR A1 bike in 2007 and can be classified as a Road bicycle, this exact model costs in american market arround $1,400.00.
OCR A1 bike is available in many sizes such as XS , , S , M , L and XL .
Giant Road OCR A1 can be found in a few colors, among these colors Brushed and Composite and Red .
This bike is equiped with 700 x 25c Hutchinson Top Speed tires and Xero spoke wheel while the rims are manufactured by Xero XSR-3. Giant equiped this exact model with Tektro 521AG brakes, Shimano 105 STI Dual Control levers braking system and Xero XSR-3 hubs.
To guarantee the comfiest ride Giant used Giant Alliance Composite/AL material for the frame. 6061 Aluminum high strength material is used on the handlebar of this OCR A1 to ensure the perfect handling while the stems are made of Easton EA30.
For the smoothest biking experience Shimano FC-R600, 34/50 teeth is used on this bicycle linked to Shimano 105 chain that is easily replaceable as stated by Giant, the whole system is connected to a high reliability Shimano 105 STI Dual Control gear shift levers.