Velopedia Bicycle Archive

2011 Jamis Dakar XC Sport

Original specifications: Shimano Alivio · 9-speed rear derailleur · 26" wheels · 33.75 lbs published weight.

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At a glance

Archive #23713
Model year
2011
Category
Mountain
Original MSRP
$950.00
Sizes
13, 15, 17, 19, 21, 23"
Colors
Gloss black/pearl white
Weight
33.75 lbs
In this record
27 specifications · archived image · original MSRP
Model history 1 other year

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Identification clues

2011 archived details

Published colors
Gloss black/pearl white
Frame
7005 aluminum
Original equipment
Mountain Mix

Clues, not proof of model year. Colors vary and components may have been replaced.

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Original build7005 aluminum · Mountain Mix · 26" wheels

Historical catalog variants

Archived sizes and colors

6 item records

Item-level catalog entries recovered from Velopedia’s original bicycle archive. They document how this model was listed historically; they do not identify the frame size associated with legacy reference geometry or indicate current availability.

Published sizes

131517192123"

Published colors

Gloss Black/Pearl White
View 6 archived size/color combinations
SizeColor
13Gloss Black/Pearl White
15Gloss Black/Pearl White
17Gloss Black/Pearl White
19Gloss Black/Pearl White
21Gloss Black/Pearl White
23"Gloss Black/Pearl White

Historical catalog evidence. Exact specifications and naming may vary by market, production run or manufacturer revision.

Frameset

Frame ConstructionAluminum
Frame Material7005 aluminum
ForkRST Gilo Pro TnL Coil, 100mm travel
Fork MaterialAluminum
Rear ShockRockShox Bar R, 90mm travel

Drivetrain

Component GroupMountain Mix
ShiftersShimano Alivio M430
Front DerailleurShimano Alivio M431, 31.8 top pull
Rear DerailleurShimano Alivio M430
CranksetShimano Alivio M430, 44/32/22t teeth
Bottom BracketShimano UN-26
CassetteSRAM PG-950
Rear Cogs9-speed, 11 - 34 teeth
ChainKMC Z99
PedalsFlats, steel outer cage

Brakes

BrakesTektro IO mechanical Disc brakes, Tektro IO mechanical disc levers

Cockpit & Contact Points

Headset1 1/8" FSa ZS-4D
HandlebarJamis XC alloy riser
Handlebar ExtensionsNot included
StemJamis XC Alloy Threadless
SaddleJamis Trail
SeatpostJamis OS alloy micro-adjust, 31.6mm diameter

Wheels & Tires

HubsFormula 6-bolt Disc
RimsAlex TD-25, 32-hole
SpokesStainless Steel stainless steel, 14ga. (2.0mm)
Front Tire26 x 2.1'' Geax Mezcal
Wheel Size26" wheels

Gearing

Lower gears help on climbs. Higher gears suit higher speeds.

RPM

RPM = pedal turns per minute.

All published sizes44/32/22T · 11–34T · 9-speed
Lowest0.65:1 Highest4.00:1 Total range618%
Estimated speed At 90 RPM Lowest gear4.5 mph Highest gear28.1 mph

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.

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Try your current gearingChanged tires or gears? Calculate your setup.

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Your gearing setup
Gears

Use up to three front tooth counts, separated by /. For one rear sprocket, enter the same count twice.

Rear tire

Apply the marking on your rear tire or edit its dimensions below. Older or fractional inch sizes need the ISO marking (e.g. 37-590).

For 32-622, width is 32 mm and rim diameter is 622 mm. Use the rear tire on mixed-wheel bikes. Leave both fields empty to compare ratios only.

Gear, dimension and cadence changes update results automatically.

Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.

Parts & serviceability

Find replacement parts

Original specifications
Seatpost · Original
Jamis OS alloy micro-adjust

31.6mm diameter

Retailer offers
Chain · Original
KMC Z99
Cassette · Original
SRAM PG-950
More parts (8)Fewer parts
Front tire · Original
26 x 2.1'' Geax Mezcal Replacement search: 26x2.1 bicycle tire Before ordering: Check rim type and tire clearance.
Bottom bracket · Original
Shimano UN-26
Crankset · Original
Shimano Alivio M430

44/32/22t teeth

Front derailleur · Original
Shimano Alivio M431

31.8 top pull

Rear derailleur · Original
Shimano Alivio M430
Shifters · Original
Shimano Alivio M430
Headset · Original
1 1/8" FSa ZS-4D
Rims · Original
Alex TD-25

32-hole

Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.

Parts and service referenceQuick reference before buying parts

Archived specifications for reference. Check the fitted parts before ordering.

Front tire
26 x 2.1'' Geax Mezcal
Drivetrain
9-speed
Seatpost diameter
31.6 mm
Bottom bracket / shell
Shimano UN-26
Equipment inspection checks 13 checks based on 6 archived component groups Open equipment checksClose equipment checks
0 of 13 checked Progress stays in this browser for this record.

Checks selected from the archived equipment. Confirm what is fitted today. This is not a complete safety inspection; use the full inspection guide before test riding.

Full used-bike inspection guide →

Archived: Frame: Aluminum · Fork: RST Gilo Pro TnL Coil, 100mm travel · Aluminum

Archived: Fork: RST Gilo Pro TnL Coil, 100mm travel · Rear shock: RockShox Bar R, 90mm travel

Archived: Group: Mountain Mix · Shifters: Shimano Alivio M430 · Front derailleur: Shimano Alivio M431, 31.8 top pull · Rear derailleur: Shimano Alivio M430 · Crankset: Shimano Alivio M430, 44/32/22t teeth · Bottom bracket: Shimano UN-26 · Cassette: SRAM PG-950 · Rear cogs: 9-speed, 11 - 34 teeth · Chain: KMC Z99

Archived: Brakes: Tektro IO mechanical Disc brakes, Tektro IO mechanical disc levers

Archived: Wheel size: 26" wheels · Rims: Alex TD-25, 32-hole · Hubs: Formula 6-bolt Disc · Front tire: 26 x 2.1'' Geax Mezcal

Controls and contact points

Archived: Headset: 1 1/8" FSa ZS-4D · Handlebar: Jamis XC alloy riser · Stem: Jamis XC Alloy Threadless · Seatpost: Jamis OS alloy micro-adjust, 31.6mm diameter · Saddle: Jamis Trail · Pedals: Flats, steel outer cage

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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