Velopedia Bicycle Archive
Compare Bicycles
Compare published geometry, gearing and specifications for up to three bicycles.
- Frame
- 7005 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 2011 Jamis Dakar XC Comp and 2010 Jamis Dakar XC Comp.
- Gearing
2010 Jamis Dakar XC Comp has a 6% lower climbing ratio than 2011 Jamis Dakar XC Comp.
A lower ratio gives more mechanical advantage; rear-wheel rollout determines distance per crank turn.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Lowest0.69:1Highest4.00:1Total range582%
Estimated speed at 90 RPMLowest gearHighest gear
Uses front tire 26×2.1; rear size isn’t listed.
Lowest0.65:1Highest3.82:1Total range590%
Estimated speed at 90 RPMLowest gearHighest gear
Uses front tire 26×2.1; 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 Dakar XC Comp
2010 Jamis Dakar XC Comp
Overview
Model Year
2011
2010
Brand
Jamis
Jamis
Model
Dakar XC Comp
Dakar XC Comp
Bicycle Type
Mountain bike, front & rear suspension
Mountain bike, front & rear suspension
Original MSRP
$1,600.00
Not documented
Colors
Monterey blue/pearl white
Victory Red/Pearl White
Sizes
13, 15, 17, 19, 21, 23"
13", 15", 17", 19", 21", 23"
Weight
30.75 lbs
—
Frameset
Frame Construction
Aluminum
TIG-welded
Frame Material
7005 aluminum
7005 aluminum
Fork
RockShox Tora TK Coil, 100mm travel
Rock Shox Tora XC Coil, 100mm travel
Fork Material
—
Magnesium/aluminum, single crown crown
Rear Shock
RockShox Ario, 90mm travel
RockShox Bar 2.1, 90mm travel
Drivetrain
Component Group
Mountain Mix
Mountain Mix
Shifters
SRAM X.7
Shimano Deore RapidFire SL
Front Derailleur
SRAM X.7, 34.9mm top pull
Shimano Deore, top-pull/clamp-on 34.9mm
Rear Derailleur
SRAM X.9
Shimano Deore XT Shadow
Crankset
SRAM S1000, 44/33/22t teeth
Shimano M442, 42/32/22 teeth
Bottom Bracket
SRAM GXP
Shimano ES25, 118mm spindle
BB Shell Width
—
68mm
Cassette
SRAM PG-1050
SRAM 950
Rear Cogs
10-speed, 11 - 32 teeth
9-speed, 11 - 34 teeth
Chain
KMC DX10SC
KMC Z9000
Pedals
Flats, steel outer cage
FPD Clipless
Brakes
Brakes
Avid Elixir 3 hydraulic disc brakes, Avid Elixir 3 levers
Shimano M575 w/160mm rotor brakes, Shimano M575 Hydraulic levers
Cockpit & Contact Points
Headset
1 1/8" FSa ZS-4D
1 1/8" threadless Aheadset STS-2K
Handlebar
Ritchey MTN Riser OS
Ritchey MTN Riser
Handlebar Extensions
Not included
Not included
Stem
Ritchey 4-Bolt
Ritchey 4-Bolt
Saddle
Jamis Trail
Jamis Trail
Seatpost
Ritchey OS 2-Bolt, 31.6mm diameter
Ritchey 2-Bolt, 31.6mm diameter
Wheels & Tires
Hubs
Shimano Deore M595 Center Lock Disc
Shimano Deore M535 Center Lock Disc
Rims
Mavic XM 117, 32-hole
Mavic XM117 disc, 32-hole
Spokes
Stainless Steel stainless steel, 14ga. (2.0mm)
Stainless steel, 14ga. (2.0mm)
Front Tire
26 x 2.1'' Geax Mezcal
26 x 2.1" Geax Saguaro
Wheel Size
26" wheels
26" wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.