Velopedia Bicycle Archive

2008 Trek Fuel EX 5.5

Original specifications: Mountain Mix drivetrain · 26" wheels.

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At a glance

Model year
2008
Category
Mountain
Original MSRP
$1,369.99
Sizes
15.5", 17.5", 19.5", 21.5"
Colors
Metallic Black
In this record
25 specifications · archived image · original MSRP
Archive ID
12748
Model history 1 other year
Original buildAlpha Red Aluminum · Mountain Mix · 26" wheels

Historical catalog variants

Archived sizes and colors

4 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

15.5"17.5"19.5"21.5"

Published colors

Metallic Black
View 4 archived size/color combinations
SizeColor
15.5"Metallic Black
17.5"Metallic Black
19.5"Metallic Black
21.5"Metallic Black

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

Frameset

Frame ConstructionTIG-welded
Frame MaterialAlpha Red Aluminum
ForkRockShox Tora 289 U-Turn, 85-130mm
Fork MaterialAluminum, single crown
Rear ShockFox Float R, 120mm travel

Drivetrain

Component GroupMountain Mix
ShiftersSRAM X.5
Front DerailleurShimano Deore
Rear DerailleurSRAM X.7
CranksetShimano M442, 22/32/44 teeth
Bottom BracketShimano Octalink
CassetteSRAM PG-950
Rear Cogs9-speed, 11 - 34 teeth
PedalsAlloy / Nylon w/ clips and straps

Brakes

BrakesAvid BB-5 w/ 185mm Rotor front/Avid BB-5 w/160mm rotor rear brakes, Alloy levers

Cockpit & Contact Points

HeadsetAheadset
HandlebarBontrager Crowbar Sport
Handlebar ExtensionsNot included
StemBontrager Sport
SaddleBontrager Race Basic
SeatpostBontrager Sport

Wheels & Tires

HubsShimano M475 disc
RimsBontrager Ranger
Front TireFront: 26 x 2.20" Bontrager Jones XR, Rear: 26 x 2.25" Bontrager Jones XR
Wheel Size26" wheels

Gearing

Chainring ÷ rear sprocket

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

Published build44/32/22T · 11–34T · 9-speed
Lowest0.65:1 Highest4.00:1 Total range618%
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Parts & serviceability

Find replacement parts

Original specifications
Cassette · Original
SRAM PG-950
Bottom bracket · Original
Shimano Octalink
Saddle · Original
Bontrager Race Basic
More parts (6)
Crankset · Original
Shimano M442, 22/32/44 teeth
Front derailleur · Original
Shimano Deore Search: Shimano Deore 9-speed mechanical front derailleur
Handlebar · Original
Bontrager Crowbar Sport
Stem · Original
Bontrager Sport
Seatpost · Original
Bontrager Sport
Rims · Original
Bontrager Ranger

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases.

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Bike-specific inspection checklist 22 checks based on 6 archived component groups Open checklistClose checklist
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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: 2008 Trek Fuel EX 5.5 · Mountain bike, front & rear suspension · Published sizes: 15.5", 17.5", 19.5", 21.5"

Archived: Frame: TIG-welded · Fork: RockShox Tora 289 U-Turn, 85-130mm · Aluminum, single crown

Archived: Fork: RockShox Tora 289 U-Turn, 85-130mm · Rear shock: Fox Float R, 120mm travel

Archived: Group: Mountain Mix · Shifters: SRAM X.5 · Front derailleur: Shimano Deore · Rear derailleur: SRAM X.7 · Crankset: Shimano M442, 22/32/44 teeth · Bottom bracket: Shimano Octalink · Cassette: SRAM PG-950 · Rear cogs: 9-speed, 11 - 34 teeth

Archived: Brakes: Avid BB-5 w/ 185mm Rotor front/Avid BB-5 w/160mm rotor rear brakes, Alloy levers

Archived: Wheel size: 26" wheels · Rims: Bontrager Ranger · Hubs: Shimano M475 disc · Front tire: Front: 26 x 2.20" Bontrager Jones XR, Rear: 26 x 2.25" Bontrager Jones XR

Controls and contact points

Archived: Headset: Aheadset · Handlebar: Bontrager Crowbar Sport · Stem: Bontrager Sport · Seatpost: Bontrager Sport · Saddle: Bontrager Race Basic · Pedals: Alloy / Nylon w/ clips and straps

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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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