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 2007 Jamis Dakota 29'er and 2009 Jamis Dakota 29'er.
- Equipment
2009 Jamis Dakota 29'er has 20 mm more front travel than 2007 Jamis Dakota 29'er in the selected sizes.
Front travel is fork suspension stroke, not rear-wheel travel.
- Identity & price
2007 Jamis Dakota 29'er had an original MSRP $315 lower than 2009 Jamis Dakota 29'er.
Original MSRP is the published list price when new, not today’s used-bike value.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Lowest0.69:1Highest3.82:1Total range555%
Estimated speed at 90 RPMLowest gearHighest gear
Uses front tire 29×2.1; rear size isn’t listed.
Lowest0.69:1Highest4.00:1Total range582%
Estimated speed at 90 RPMLowest gearHighest gear
Uses front tire 29×2.1; 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
2007 Jamis Dakota 29'er
2009 Jamis Dakota 29'er
Overview
Model Year
2007
2009
Brand
Jamis
Jamis
Model
Dakota 29'er
Dakota 29'er
Bicycle Type
Mountain bike, front suspension
Mountain bike, front suspension
Original MSRP
$1,235.00
$1,550.00
Colors
Black/Machine Silver
Inca Gold/Gloss Black
Sizes
16", 18", 20", 22"
16", 18", 20", 22"
Weight
29.5 lb
28.2 lb
Frameset
Frame Construction
TIG-welded
TIG-welded
Frame Material
Triple-butted 7005 Aluminum
Kinesis Superlight 7005 triple butted aluminum
Fork
RockShox 29er, 80mm
RockShox Reba Race 29er, 100mm travel
Fork Material
Aluminum/magnesium, single crown
Magnesium/aluminum, single crown
Drivetrain
Component Group
Shimano Deore
Shimano SLX/mix
Shifters
Shimano Deore LX
Shimano SLX RapidFire
Front Derailleur
Shimano Deore, 31.8mm clamp
Shimano XT
Rear Derailleur
Shimano Deore XT
Shimano XT Shadow
Crankset
Shimano Deore, 22/32/42 teeth
Shimano M521, 22/32/44 teeth
Bottom Bracket
Shimano ES30, 113mm spindle
Shimano Octalink ES25, 121mm spindle
BB Shell Width
68mm
68mm
Cassette
—
SRAM PG-950
Rear Cogs
9-speed, 11 - 32 teeth
9-speed, 11 - 32 teeth
Chain
KMC Z9000
KMC Z9000
Pedals
Shimano PD-M505
Shimano PD-M505
Brakes
Brakes
Avid Juicy 3 brakes, Avid Juicy levers
Shimano M485 w/160mm Rotor brakes, Shimano M485 hydraulic levers
Cockpit & Contact Points
Headset
1 1/8" integrated WTB Race
1 1/8" Zero Stack
Handlebar
Easton EA30 XC flat
Ritchey MTN
Handlebar Extensions
Not included
Not included
Stem
Easton EA30
Ritchey Comp
Saddle
WTB Speed V Sport SE
WTB Speed V Sport SE
Seatpost
Easton EA30, 27.2mm diameter
Ritchey Comp, 31.6mm diameter
Wheels & Tires
Hubs
Shimano M475 disc
Front: Shimano M495 Centerlock, Rear: Shimano M495 Centerlock Cassette
Rims
WTB Dual Duty 29" Disc, 32-hole
WTB SpeedDisc 29er, 32-hole
Spokes
WTB stainless steel, 14ga. (2.0mm) straight gauge
WTB stainless, 14ga. (2.0mm)
Front Tire
29 x 2.10" Maxxis Ignitor
29 x 2.10" Maxxis Ignitor
Wheel Size
29" wheels
29" wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.