Velopedia Bicycle Archive
2005 Specialized Expedition Sport
Original specifications: Shimano Acera · 8-speed · mechanical rear derailleur · 26" wheels.
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At a glance
- Model year
- 2005
- Category
- City & Commuter
- Original MSRP
- $330.00
- Sizes
- S, M, L, XL, womens small, womens medium
- Colors
- Green, Silver
- In this record
- 26 specifications · archived image · original MSRP
- Archive ID
- 10647
Model history 13 other years
Original buildA1 Premium aluminum · Hybrid Mix · 26" wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | A1 Premium aluminum |
| Fork | Specialized TCR-D, 50mm |
| Fork Material | Aluminum, single crown |
Drivetrain
| Component Group | Hybrid Mix |
|---|---|
| Shifters | SRAM MRX Plus |
| Front Derailleur | Shimano FD-C051, bottom-pull/clamp-on 31.8mm |
| Rear Derailleur | Shimano Acera |
| Crankset | Specialized Forearm Sport, 28/38/48 teeth |
| Bottom Bracket | TH Sport, 113mm spindle |
| BB Shell Width | 68mm English |
| Rear Cogs | 8-speed, 11 - 32 teeth |
| Chain | Shimano CN-IG31, 1/2 x 3/32" |
| Pedals | Specialized platform |
Brakes
| Brakes | Aluminum linear-pull brakes, aluminum levers |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" threaded Specialized |
|---|---|
| Handlebar | Aluminum |
| Stem | Specialized adjustable |
| Saddle | Specialized Comfort Plush |
| Seatpost | Aluminum suspension, 30.9mm diameter |
Wheels & Tires
| Hubs | Front: Specialized QR, Rear: Shimano FH-RM30 |
|---|---|
| Rims | Alex Z-1000, 36-hole |
| Spokes | Specialized stainless steel, 14ga. (2.0mm) straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 26 x 1.95" Specialized Crossroads EX |
| Wheel Size | 26" 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
More parts (4)

Cane Creek Thudbuster ST Seatpost Black, 30.9mm
30.9mm
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: 2005 Specialized Expedition Sport · Comfort/commuter · Published sizes: S, M, L, XL, womens small, womens medium
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: Specialized TCR-D, 50mm · Aluminum, single crown
Drivetrain
Check drivetrain wear →Archived: Group: Hybrid Mix · Shifters: SRAM MRX Plus · Front derailleur: Shimano FD-C051, bottom-pull/clamp-on 31.8mm · Rear derailleur: Shimano Acera · Crankset: Specialized Forearm Sport, 28/38/48 teeth · Bottom bracket: TH Sport, 113mm spindle · Rear cogs: 8-speed, 11 - 32 teeth · Chain: Shimano CN-IG31, 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Aluminum linear-pull brakes, aluminum levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 26" wheels · Rims: Alex Z-1000, 36-hole · Hubs: Front: Specialized QR, Rear: Shimano FH-RM30 · Front tire: 26 x 1.95" Specialized Crossroads EX
Controls and contact points
Archived: Headset: 1 1/8" threaded Specialized · Handlebar: Aluminum · Stem: Specialized adjustable · Seatpost: Aluminum suspension, 30.9mm diameter · Saddle: Specialized Comfort Plush · Pedals: Specialized platform
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.





