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2005 Giant OCR Composite 1

Original specifications: Shimano Ultegra Triple drivetrain · 700c wheels.

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At a glance

Model year
2005
Category
Road
Original MSRP
$3,000.00
Sizes
XS, S, M, L, XL
Colors
Composite/Red
In this record
23 specifications · archived image · original MSRP
Archive ID
93024
Model history 1 other year
Original buildFormulaOne composite · Shimano Ultegra Triple · 700c wheels

Manufacturer catalog

Published sizes and colors

5 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

XSSMLXL

Published colors

Composite/Red

Frameset

Frame ConstructionTIG-welded
Frame MaterialFormulaOne composite
ForkFormulaOne
Fork MaterialCarbon fiber/aluminum steerer, aero crown

Drivetrain

Component GroupShimano Ultegra Triple
ShiftersShimano Ultegra STI Dual Control
Front DerailleurShimano Ultegra, braze-on
Rear DerailleurShimano Ultegra GS
CranksetFSA SL-K Mega Exo, 30/39/53 teeth
BB Shell Width68mm English
Rear Cogs10-speed, 12 - 25 teeth
PedalsShimano PD-M520 SPD

Brakes

BrakesShimano BR-600 long reach front/Shimano BR-600 long reach rear brakes, Shimano Ultegra STI Dual Control levers

Cockpit & Contact Points

Headset1 1/8" integrated FSA Orbit ACB
HandlebarGiant composite
StemGiant composite
SaddleFi'zi:k Vitesse Twin Tech Ti
SeatpostGiant composite, 27.2mm diameter

Wheels & Tires

HubsMavic Ksyrium Elite
RimsMavic Ksyrium Elite
SpokesStainless steel
Front Tire700 x 25c Michelin Pro Race
Wheel Size700c wheels

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build53/39/30T · 12–25T · 10-speed
Lowest1.20:1 Highest4.42:1 Total range368%
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Parts & serviceability

Find replacement parts

Original specifications
Front tire · Original
700 x 25c Michelin Pro Race
Brake pads · Original
Shimano BR-600 long reach front/Shimano BR-600 long reach rear brakes, Shimano Ultegra STI Dual Control levers
Pedals · Original
Shimano PD-M520 SPD
More parts (6)
Crankset · Original
FSA SL-K Mega Exo, 30/39/53 teeth
Front derailleur · Original
Shimano Ultegra, braze-on Search: Shimano Ultegra 10-speed mechanical front derailleur
Rear derailleur · Original
Shimano Ultegra GS Search: Shimano Ultegra 10-speed mechanical rear derailleur
Shifters · Original
Shimano Ultegra STI Dual Control Search: Shimano Ultegra 10-speed mechanical shifter
Seatpost · Original
Giant composite, 27.2mm diameter
Headset · Original
1 1/8" integrated FSA Orbit ACB

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases.

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Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2005 Giant OCR Composite 1 · Road race & triathlon · Published sizes: XS, S, M, L, XL

Archived: Frame: TIG-welded · Fork: FormulaOne · Carbon fiber/aluminum steerer, aero crown

Archived: Group: Shimano Ultegra Triple · Shifters: Shimano Ultegra STI Dual Control · Front derailleur: Shimano Ultegra, braze-on · Rear derailleur: Shimano Ultegra GS · Crankset: FSA SL-K Mega Exo, 30/39/53 teeth · Rear cogs: 10-speed, 12 - 25 teeth

Archived: Brakes: Shimano BR-600 long reach front/Shimano BR-600 long reach rear brakes, Shimano Ultegra STI Dual Control levers

Archived: Wheel size: 700c wheels · Rims: Mavic Ksyrium Elite · Hubs: Mavic Ksyrium Elite · Front tire: 700 x 25c Michelin Pro Race

Controls and contact points

Archived: Headset: 1 1/8" integrated FSA Orbit ACB · Handlebar: Giant composite · Stem: Giant composite · Seatpost: Giant composite, 27.2mm diameter · Saddle: Fi'zi:k Vitesse Twin Tech Ti · Pedals: Shimano PD-M520 SPD

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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