Velopedia Bicycle Archive

2011 Trek Session 8

Original specifications: Mountain Mix drivetrain · 26" wheels.

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At a glance

Model year
2011
Category
Mountain
Original MSRP
$4,199.99
Sizes
S, M, L
Colors
Matte Black/White
In this record
24 specifications · original MSRP
Archive ID
22714
Model history 5 other years
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Historical catalog variants

Archived sizes and colors

3 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

SML

Published colors

Matte Black/White
View 3 archived size/color combinations
SizeColor
SMatte Black/White
MMatte Black/White
LMatte Black/White

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

Frameset

Frame ConstructionTIG-welded
Frame MaterialAlloy
ForkRockShox Boxxer Race, 200mm travel
Fork MaterialSingle
Rear ShockFox Van RC, 203mm travel

Drivetrain

Component GroupMountain Mix
ShiftersSRAM X.7
Front DerailleurMRP G2
Rear DerailleurSRAM X.9
CranksetRace Face Respond DH, 38T teeth
CassetteSRAM PG-970
Rear Cogs9-speed, 12 - 26 teeth
PedalsWellgo B087

Brakes

BrakesAvid Elixir R

Cockpit & Contact Points

HeadsetFSA No.57E
HandlebarBontrager Big Earl
Handlebar ExtensionsNot included
StemBontrager Big Earl
SaddleBontrager Evoke 2
SeatpostBontrager Rhythm, 31.6mm diameter

Wheels & Tires

HubsBontrager Big Earl Disc
RimsBontrager Big Earl Disc, 32-hole
Front Tire26 x 2.5" Maxxis Minion DHF
Wheel Size26" wheels

Published drivetrain ratios

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build38T · 12–26T · 9-speed
Lowest1.46:1 Highest3.17:1 Total range217%

The bar uses the same mechanical-ratio calculation as Compare. Wheel-dependent speed appears only when the record includes an exact ISO/ETRTO rear tire size; no tire size is assumed.

Parts & serviceability

Find replacement parts

3 top part searches
CassetteExact archived part
SRAM PG-970 Exact archived model
Front tireMatching fit standard
26x2.5" Maxxis Minion DHF Named tire and published size
PedalsQualified part search
Wellgo B087 Named archived component — verify exact version
More qualified parts (6)
SaddleQualified part search
Bontrager Evoke 2 Named archived component — verify exact version
CranksetQualified part search
Race Face Respond DH, 38T teeth Named archived component — verify exact version
HandlebarQualified part search
Bontrager Big Earl Named archived component — verify dimensions
StemQualified part search
Bontrager Big Earl Named archived component — verify dimensions
SeatpostQualified part search
Bontrager Rhythm, 31.6mm diameter Named archived component — verify dimensions
HeadsetExact archived part
FSA No.57E Exact archived model

Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Commercial relationships do not influence Archive specifications or analysis.

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Bike-specific inspection checklist 22 checks based on 6 archived component groups Open checklistClose checklist
0 of 22 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2011 Trek Session 8 · Mountain bike, front & rear suspension · Published sizes: S, M, L

Archived: Frame: TIG-welded · Fork: RockShox Boxxer Race, 200mm travel · Single

Archived: Fork: RockShox Boxxer Race, 200mm travel · Rear shock: Fox Van RC, 203mm travel

Archived: Group: Mountain Mix · Shifters: SRAM X.7 · Front derailleur: MRP G2 · Rear derailleur: SRAM X.9 · Crankset: Race Face Respond DH, 38T teeth · Cassette: SRAM PG-970 · Rear cogs: 9-speed, 12 - 26 teeth

Archived: Brakes: Avid Elixir R

Archived: Wheel size: 26" wheels · Rims: Bontrager Big Earl Disc, 32-hole · Hubs: Bontrager Big Earl Disc · Front tire: 26 x 2.5" Maxxis Minion DHF

Controls and contact points

Archived: Headset: FSA No.57E · Handlebar: Bontrager Big Earl · Stem: Bontrager Big Earl · Seatpost: Bontrager Rhythm, 31.6mm diameter · Saddle: Bontrager Evoke 2 · Pedals: Wellgo B087

Before and during the test ride

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Current market

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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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