Velopedia Bicycle Archive
Compare Bicycles
Compare published geometry, gearing and specifications for up to three bicycles.
- Frame
- 6061 Double Butted Aluminum
- Groupset
- Mountain Mix
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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 2012 Marin Bolinas Ridge Disc and 2011 Marin Bolinas Ridge Disc.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Lowest0.65:1Highest4.00:1Total range618%
Speed unavailable: wheel or tire size is missing or unclear.
Lowest0.65:1Highest3.82:1Total range590%
Estimated speed at 90 RPMLowest gearHighest gear
Rear tire: 26×2.
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
2012 Marin Bolinas Ridge Disc
2011 Marin Bolinas Ridge Disc
Overview
Model Year
2012
2011
Brand
Marin
Marin
Model
Bolinas Ridge Disc
Bolinas Ridge Disc
Bicycle Type
Mountain
Mountain bike, front suspension
Original MSRP
$599.99
$579.99
Colors
Gray Gloss
Black
Sizes
13, 15, 17, 19, 20.5, 22
13, 15, 17, 19, 20.5, 22
Weight
—
—
Frameset
Frame Construction
—
Aluminum
Frame Material
double butted 6061 alloy
6061 Double Butted Aluminum
Fork
SR Suntour XCM HLO 100mm
Suntour XCM-HLO w/ LO, 100mm travel
Drivetrain
Component Group
—
Mountain Mix
Shifters
Shimano Acera, 9spd Rapidfire
Shimano Rapid Fire
Front Derailleur
Shimano Acera
Shimano Altus
Rear Derailleur
Shimano Acera
Shimano Acera
Crankset
Suntour XCR T414 44/32/22t
TruVativ E300 3.0, 42/32/22t teeth
Bottom Bracket
sealed cartridge
Sealed cartridge
Cassette
Shimano HG-20 9spd 11-34t
Shimano HG30
Rear Cogs
—
8-speed, 11 - 34 teeth
Chain
KMC Z99
Hg40
Pedals
Composite
Composite
Brakes
Brakes
Tektro Novella 160mm
Tektro Novela mechanical disc brakes, Pro 2 Finger, cold forged levers
Cockpit & Contact Points
Headset
Fsa
1 1/8" Threadless
Handlebar
Alloy 31.8
Double Butted 6061 Alloy
Handlebar Extensions
—
Not included
Stem
Alloy, 31.8
Forged Alloy
Saddle
Marin Sport Mountain
Marin Sport Mountain
Seatpost
Alloy 27.2
Alloy Micro Adjust, 27.2mm diameter
Wheels & Tires
Hubs
—
Alloy Double Sealed
Rims
Alex TD25 Doublewall 32H
Double Wall Single Eyelet, 32-hole
Spokes
—
Stainless, 14ga. (2.0mm)
Front Tire
Geax Saguaro 26 X 2.2
26 x 2.2'' Geax Saguaro
Rear Tire
—
26 x 2.0" Geax Saguaro
Wheel Size
—
26" wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.