Velopedia Bicycle Archive
2006 Norco CRD-4
Original specifications: Shimano Sora drivetrain · 700c wheels.
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At a glance
- Model year
- 2006
- Category
- Road
- Sizes
- Xmall, M, L, XL, XXL
- Colors
- Black
- In this record
- 24 specifications
- Archive ID
- 11531
Original buildAluminum · Shimano Sora · 700c wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | Aluminum |
| Fork | EVO aluminum |
| Fork Material | Aluminum, aero crown |
Drivetrain
| Component Group | Shimano Sora |
|---|---|
| Shifters | Shimano Sora |
| Front Derailleur | Shimano 2200, bottom-pull/31.8 |
| Rear Derailleur | Shimano Sora |
| Crankset | Truvativ IsoFlow, 30/42/52 teeth |
| Rear Cogs | 8-speed, 11 - 24 teeth |
| Chain | KMC Z72 |
| Pedals | Wellgo |
Brakes
| Brakes | Promax Dual-Pull brakes, Shimano Sora levers |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" integrated Ritchey Zero Stack |
|---|---|
| Handlebar | Axiom |
| Handlebar Extensions | Not included |
| Stem | Ritchey |
| Saddle | Selle Italia FK |
| Seatpost | Axiom, 27.2mm diameter |
Wheels & Tires
| Hubs | Shimano HB 2200 |
|---|---|
| Rims | Alex R500 |
| Spokes | Stainless steel, 14ga. (2.0mm) straight gauge |
| Front Tire | 700 x 23C Kenda Koncept |
| Wheel Size | 700c wheels |
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts

SRAM PC-850 Chain One Color, 8 Speed
8 Speed
Replacement option · verify fit

Continental Gatorskin Clincher Tire Black, Folding Black, 700x23
700x23
Replacement option · verify fit
More parts (6)

Cervelo SP19 Carbon Seatpost Black, 27.2mm, 0mm offset, 350mm long
27.2mm, 0mm offset, 350mm long
Replacement option · verify fit
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
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.
Identity and fit
Follow the full used-bike inspection order →Archived: 2006 Norco CRD-4 · Road/sport · Published sizes: Xmall, M, L, XL, XXL
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: EVO aluminum · Aluminum, aero crown
Drivetrain
Check drivetrain wear →Archived: Group: Shimano Sora · Shifters: Shimano Sora · Front derailleur: Shimano 2200, bottom-pull/31.8 · Rear derailleur: Shimano Sora · Crankset: Truvativ IsoFlow, 30/42/52 teeth · Rear cogs: 8-speed, 11 - 24 teeth · Chain: KMC Z72
Brakes
Inspect the brakes →Archived: Brakes: Promax Dual-Pull brakes, Shimano Sora levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 700c wheels · Rims: Alex R500 · Hubs: Shimano HB 2200 · Front tire: 700 x 23C Kenda Koncept
Controls and contact points
Archived: Headset: 1 1/8" integrated Ritchey Zero Stack · Handlebar: Axiom · Stem: Ritchey · Seatpost: Axiom, 27.2mm diameter · Saddle: Selle Italia FK · Pedals: Wellgo
Before and during the test ride
Follow the full used-bike inspection order →Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




