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2002 Giant OCR-3

Original specifications: Shimano Sora Triple drivetrain · 700c wheels · legacy reference geometry.

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At a glance

Model year
2002
Category
Road
Original MSRP
$550.00
Sizes
S, M, L
Colors
Silver/Yellow
Geometry
Legacy reference
In this record
27 specifications · archived image · original MSRP · geometry
Archive ID
91705
Original buildAluxx SL aluminum · Shimano Sora Triple · 700c wheels

Manufacturer catalog

Published sizes and colors

3 sizes · 1 color

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

Published sizes

SML

Published colors

Silver/Yellow

Frameset

Frame ConstructionTIG-welded
Frame MaterialAluxx SL aluminum
ForkGiant CroMo Straightblade
Fork MaterialChromoly, aero crown

Drivetrain

Component GroupShimano Sora Triple
ShiftersShimano Sora STI Dual Control
Front DerailleurShimano Sora, braze-on
Rear DerailleurShimano Sora GS
CranksetShimano Sora Triple, 30/42/52 teeth
Bottom BracketSealed cartridge
BB Shell Width68mm English
Rear Cogs9-speed, 12 - 25 teeth
Chain1/2 x 3/32"
PedalsShimano PD-M505 SPD

Brakes

BrakesTektro dual pivot brakes, Shimano Sora STI Dual Control levers

Cockpit & Contact Points

Headset1" Aheadset
HandlebarAnatomic drop bar
Handlebar ExtensionsNot included
StemGiant Adjustable alloy
SaddleGiant OCR
SeatpostAluminum micro-adjust, 27.2mm diameter

Wheels & Tires

HubsAluminum, Q/R
RimsAluminum, double wall, 32-hole
SpokesStainless steel, 15ga. (1.8mm) straight gauge
Spoke NipplesBrass nipples
Front Tire700 x 23c Hutchinson Flash
Wheel Size700c wheels

Geometry

Legacy reference · 5 measurements

Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.

All geometry measurementsLegacy reference · 5 measurements
MeasurementLegacy reference
Top tube555 mm
Head-tube angle73°
Seat-tube angle73.5°
Chainstay / rear center406.9 mm
Wheelbase980.9 mm

The preserved source contains one model-level geometry set without an identified frame size.

Gearing

Chainring ÷ rear sprocket

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

Published build52/42/30T · 12–25T · 9-speed
Lowest1.20:1 Highest4.33:1 Total range361%
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Parts & serviceability

Find replacement parts

Original specifications
Front tire · Original
700 x 23c Hutchinson Flash
Retailer offers · Affiliate links
Pedals · Original
Shimano PD-M505 SPD
Crankset · Original
Shimano Sora Triple, 30/42/52 teeth
More parts (4)
Front derailleur · Original
Shimano Sora, braze-on Search: Shimano Sora 9-speed mechanical front derailleur
Rear derailleur · Original
Shimano Sora GS Search: Shimano Sora 9-speed mechanical rear derailleur
Shifters · Original
Shimano Sora STI Dual Control Search: Shimano Sora 9-speed mechanical shifter
Seatpost · Original
Aluminum micro-adjust, 27.2mm diameter
Retailer offers · Affiliate links

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. Velopedia may also earn from qualifying retailer purchases.

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: 2002 Giant OCR-3 · Road race & triathlon · Published sizes: S, M, L

Archived: Frame: TIG-welded · Fork: Giant CroMo Straightblade · Chromoly, aero crown

Archived: Group: Shimano Sora Triple · Shifters: Shimano Sora STI Dual Control · Front derailleur: Shimano Sora, braze-on · Rear derailleur: Shimano Sora GS · Crankset: Shimano Sora Triple, 30/42/52 teeth · Bottom bracket: Sealed cartridge · Rear cogs: 9-speed, 12 - 25 teeth · Chain: 1/2 x 3/32"

Archived: Brakes: Tektro dual pivot brakes, Shimano Sora STI Dual Control levers

Archived: Wheel size: 700c wheels · Rims: Aluminum, double wall, 32-hole · Hubs: Aluminum, Q/R · Front tire: 700 x 23c Hutchinson Flash

Controls and contact points

Archived: Headset: 1" Aheadset · Handlebar: Anatomic drop bar · Stem: Giant Adjustable alloy · Seatpost: Aluminum micro-adjust, 27.2mm diameter · Saddle: Giant OCR · Pedals: Shimano PD-M505 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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