Rear tire: 700C×38.
Velopedia Bicycle Archive
2006 Jamis Aragon
Original specifications: Shimano Acera · 8-speed · mechanical rear derailleur · 700c wheels · 32 lb published weight.
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At a glance
Archive #94291- Model year
- 2006
- Category
- Hybrid
- Original MSRP
- $425.00
- Sizes
- 14.5", 16.5", 18.5", 20.5", 22"
- Colors
- Ano Black/Ano Silver, Radium Blue/Platinum
- Weight
- 32 lb
- In this record
- 25 specifications · archived image · original MSRP
Model history 12 other years
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Identification clues
2006 archived details
- Published colors
- Ano Black/Ano Silver, Radium Blue/Platinum
- Frame
- 6061 T6 aluminum
- Original equipment
- Hybrid Mix
Clues, not proof of model year. Colors vary and components may have been replaced.
Original build6061 T6 aluminum · Hybrid Mix · 700c wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | 6061 T6 aluminum |
| Fork | SR Suntour CR880 |
| Fork Material | Aluminum/steel, single crown |
Drivetrain
| Component Group | Hybrid Mix |
|---|---|
| Shifters | Shimano ST-EF29 EZ Fire STI |
| Front Derailleur | Shimano Tourney TY-32, top-pull/clamp-on 31.8mm |
| Rear Derailleur | Shimano Acera |
| Crankset | Shimano FC-C203, 28/38/48 teeth |
| Bottom Bracket | Sealed cartridge |
| Rear Cogs | 8-speed, 11 - 32 teeth |
| Chain | KMC IG-31, 1/2 x 3/32" |
| Pedals | Aluminum platform |
Brakes
| Brakes | Tektro aluminum linear-pull brakes, Unspecified front/included in shifter rear levers |
|---|
Cockpit & Contact Points
| Headset | 1" threaded sealed |
|---|---|
| Handlebar | Hi-rise |
| Stem | Aluminum adjustable |
| Saddle | Jamis Comfort |
| Seatpost | Suspension, 27.2mm diameter |
Wheels & Tires
| Hubs | Formula aluminum, Q/R |
|---|---|
| Rims | Weinmann Zac 19, 36-hole |
| Spokes | Stainless steel, 14ga. (2.0mm) straight gauge |
| Front Tire | 700 x 38c Cheng Shin Lockjaw |
| Rear Tire | 700 x 38c Cheng Shin C-1069 Lockjaw |
| Wheel Size | 700c wheels |
No specifications match. Try a component name or clear your search.
Gearing
Lower gears help on climbs. Higher gears suit higher speeds.
RPM = pedal turns per minute.
How it works
Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Try your current gearingChanged tires or gears? Calculate your setup.
Your changes apply to this calculation. The archived build stays unchanged.
Gearing results
| Measure | Original | Your setup |
|---|---|---|
| Lowest ratio | — | — |
| Highest ratio | — | — |
| Total range | — | — |
| Lowest-gear speed | — | — |
| Highest-gear speed | — | — |
Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.
Parts & serviceability
Find replacement parts
27.2mm diameter

Cane Creek Thudbuster ST Seatpost Black, 27.2mm
Replacement option
More parts (3)Fewer parts
Unspecified front/included in shifter rear levers
28/38/48 teeth
Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.
Parts and service referenceQuick reference before buying parts
Archived specifications for reference. Check the fitted parts before ordering.
- Front tire
- Front: 700 x 38c Cheng Shin Lockjaw, Rear: 700 x 38c Cheng Shin C-1069 Lockjaw
- Drivetrain
- 8-speed
- Seatpost diameter
- 27.2 mm
- Bottom bracket / shell
- Sealed cartridge
Equipment inspection checks 11 checks based on 6 archived component groups Open equipment checksClose equipment checks
Checks selected from the archived equipment. Confirm what is fitted today. This is not a complete safety inspection; use the full inspection guide before test riding.
Full used-bike inspection guide →
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: SR Suntour CR880 · Aluminum/steel, single crown
Suspension
Evaluate the suspension →Archived: Fork: SR Suntour CR880
Drivetrain
Check drivetrain wear →Archived: Group: Hybrid Mix · Shifters: Shimano ST-EF29 EZ Fire STI · Front derailleur: Shimano Tourney TY-32, top-pull/clamp-on 31.8mm · Rear derailleur: Shimano Acera · Crankset: Shimano FC-C203, 28/38/48 teeth · Bottom bracket: Sealed cartridge · Rear cogs: 8-speed, 11 - 32 teeth · Chain: KMC IG-31, 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Tektro aluminum linear-pull brakes, Unspecified front/included in shifter rear levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 700c wheels · Rims: Weinmann Zac 19, 36-hole · Hubs: Formula aluminum, Q/R · Front tire: Front: 700 x 38c Cheng Shin Lockjaw, Rear: 700 x 38c Cheng Shin C-1069 Lockjaw
Controls and contact points
Archived: Headset: 1" threaded sealed · Handlebar: Hi-rise · Stem: Aluminum adjustable · Seatpost: Suspension, 27.2mm diameter · Saddle: Jamis Comfort · Pedals: Aluminum platform
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.


