Velopedia Bicycle Archive
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Compare published geometry, gearing and specifications for up to three bicycles.
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1 of 2 bicycles
At a glance
Key differences
Supported differences are shown below. Data limitations are labeled separately.
- Identity & price
These bicycles are categorized differently: 2011 Jamis Sputnik is City & Commuter; 2010 Jamis Sputnik is Track.
- Data limitation
No geometry is recorded for 2011 Jamis Sputnik and 2010 Jamis Sputnik.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Ratio2.88:1
Estimated speed at 90 RPMGear
Uses front tire 700C×25; rear size isn’t listed.
Ratio2.88:1
Estimated speed at 90 RPMGear
Uses front tire 700C×25; rear size isn’t listed.
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.
Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
Specification
2011 Jamis Sputnik
2010 Jamis Sputnik
Overview
Model Year
2011
2010
Brand
Jamis
Jamis
Model
Sputnik
Sputnik
Bicycle Type
City/commuter
Track
Original MSRP
$650.00
Not documented
Colors
Gloss black, Orange Inferno, Pearl White
Copperfield/Silver Plate, Pearl White/Silver Plate, Blue Smoke/Silver Plate, Shamrock, Silver Plate
Sizes
47, 50, 53, 55, 57, 62cm
47cm, 50cm, 53cm, 55cm, 57cm, 59cm, 62cm
Weight
22.00 lbs
—
Frameset
Frame Construction
Steel
TIG-welded
Frame Material
Reynolds 520 Double Butted Chromoly
Reynolds 631 Seamless Air-Hardened Chromoly
Fork
Lugged Chromoly
Jamis
Fork Material
Steel
Chromoly, Lugged crown
Drivetrain
Component Group
Road Mix
Track Mix
Crankset
FSA F.Gimondi, 46t teeth
FSA Vero Forged, 46 teeth
Bottom Bracket
FSA Sealed Cartridge, 110.5mm spindle
FSA Powerdrive, 108mm spindle
BB Shell Width
68mm
68mm
Cassette
Formula
Fixed & freewheel
Rear Cogs
1-speed, 16 teeth
1-speed, 16 teeth
Chain
KMC Z510HX
KMC Z510HX
Pedals
Alloy track w/clips and straps
Alloy Track With Toe Clips And Double Leather Straps
Brakes
Brakes
Tektro R316 alloy brakes, Tektro RL-721 Center Mount levers
Tektro R538 Dual-Pivot brakes, Tektro RL-720 Center Mount levers
Cockpit & Contact Points
Headset
1 1/8" alloy ahead
1 1/8" threadless Alloy
Handlebar
Jamis Vintage 6061
Jamis Deep-Drop Track
Handlebar Extensions
Not included
Not included
Stem
Jamis 3D Forged
Jamis 3D Forged Road
Saddle
Selle San Marco Ponza Power
Selle San Marco Ponza Power
Seatpost
Forged alloy, 27.2mm diameter
Forged Alloy Micro-Adjust, 27.2mm diameter
Wheels & Tires
Hubs
Formula alloy
Front: Formula Alloy Sealed Track Hub, Rear: Formula Alloy Sealed Flip/Flop Track Hub
Rims
Alex DA-13, 32-hole
Alex Race 28, 32-hole
Spokes
Stainless, 14ga. (2.0mm)
Stainless, 14ga. (2.0mm)
Front Tire
700 x 25c Vittoria Zaffiro
700 x 25c Vittoria Rubino
Wheel Size
700c wheels
700c wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.