Velopedia Bicycle Archive
Compare Bicycles
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.
- Data limitation
No geometry is recorded for 2010 Marin Alcatraz and 2009 Marin Alcatraz.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Ratio2.25:1
Estimated speed at 90 RPMGear
Uses front tire 26×2.4; rear size isn’t listed.
Ratio2.25:1
Estimated speed at 90 RPMGear
Uses front tire 26×2.4; 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
2010 Marin Alcatraz
2009 Marin Alcatraz
Overview
Model Year
2010
2009
Brand
Marin
Marin
Model
Alcatraz
Alcatraz
Bicycle Type
Mountain bike, front suspension
Mountain bike, front suspension
Original MSRP
$1,260.00
$1,199.99
Colors
Gloss White
Black Midnight Matte
Sizes
14"
—
Weight
—
—
Frameset
Frame Construction
TIG-welded
TIG-welded
Frame Material
4130 chromoly
4130 chromoly
Fork
Marzocchi Dirt Jumper 3, 100mm travel
Marzocchi Dirt Jumper 3, 100mm travel
Fork Material
Single
Single
Drivetrain
Component Group
Mountain Mix
Mountain Mix
Crankset
FSA Gap MegaExo, 36 teeth
FSA X-Drive BMX, 36 teeth
Bottom Bracket
FSA X-Drive Euro
FSA X-Drive Euro
Cassette
Cassette cog
—
Rear Cogs
1-speed, 16 teeth
1-speed, 16 teeth
Chain
Kmc
Kmc
Pedals
BMX Platform
BMX Platform
Brakes
Brakes
Avid Juicy 3 w/185mm Rotor front/Avid Juicy 3 w/160mm rotor rear brakes, Avid Juicy 3 levers
Avid Juicy 3 w/185mm Rotor front/Avid Juicy 3 w/160mm rotor rear brakes, Avid Juicy 3 levers
Cockpit & Contact Points
Headset
1 1/8" threadless FSA Hammer
1 1/8" FSA Hammer
Handlebar
FSA Maximus Riser, 40mm rise
FSA Maximus Riser
Handlebar Extensions
Not included
Not included
Stem
Gravity DH
Gravity DH
Saddle
WTB Jaxon V
WTB Jaxon V
Seatpost
FSA FR-200, 350mm, 27.2mm diameter
FSA FR-200, 27.2mm diameter
Wheels & Tires
Hubs
Front: Pro Alloy Quad Sealed 20mm Through Axle, Rear: Single Speed Alloy Double Sealed
Front: Pro Alloy Quad Sealed 20mm Through Axle, Rear: Single Speed DJ
Rims
WTB Dual Duty Free Ride, 36-hole
WTB Dual Duty Free Ride, 32-hole
Spokes
WTB stainless, 14ga. (2.0mm) straight gauge
WTB stainless, 14ga. (2.0mm)
Front Tire
26 x 2.40" Maxxis Holy Roller
26 x 2.40" Maxxis Holy Roller
Wheel Size
26" wheels
26" wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.