2022 Trek

Fuel EX 5

A 27.5″ / 29″ aluminum frame full suspension trail bike with upper mid-range components.
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Manufacturer Price

$2,449
Weight34.6 lbs  
FrameAluminum
SuspensionFull, 130 / 140mm
ForkRockShox Recon Silver RL
ShockX-Fusion
Wheels27.5″ / 29″ Aluminum
Drivetrain1 × 12
GroupsetDeore
BrakesHydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Fuel EX 5
Other Trail bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

26 mph

Fuel EX 5

26 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full Fuel EX model range

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Reviews
Revolution Mountain Bike Magazine
[R]eviewed // Trek Fuel EX

Jun 2023 · Scotty Prendergast

Arguably one of the all-time most popular bike models of any MTB on the planet, the ‘Fuel Ex’ has been at the peak of Trek’s MTB line-up for as long as anyone can remember and it has had no fewer than six major design overhauls during that time. Late last year Trek unveiled their newest reinvention of the ‘do it all trail bike’ which rolls out of the store boasting a ton of rider customisation features, including a choice of [...]

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Loam Wolf
Review: Trek Fuel EX 9.9 XX1

Apr 2023 · Drew Rohde

While the new Trek Fuel EX may have alienated a few riders, it will no doubt be a welcome redesign for a lot more riders!

Highs
  • Fast, confident and ready to rock!

  • More capable than ever

  • Great downtube storage solution

  • Adjustable and versatile geometry options

  • Med/Large size

Lows
  • Bar/Stem combo

  • SE5 Tires in the wet

  • Some may not like the newer, burlier bike’s transition

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MTB Mag
[Dream Bike] Trek Fuel EX

Dec 2022 · Ian Collins

A couple months ago, I was on the hunt for a new mid-travel personal bike and found myself largely unconvinced by most of the offerings on the market. Then a new, highly adjustable and longer in the tooth Trek Fuel EX was announced. When I reached out to Trek to inquire about testing one they offered to send a frameset for me to build out. On paper given that it had my ideal geometry, loads of adjustments (including leverage rate!), internal storage and the options of  air or coil and mullet or straight 29″, this was the ultimate Swiss army

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Pinkbike
Field Test: Trek Fuel EX - Evolution Underlined

Dec 2022 · Mike Levy

The downtube storage compartment is on the new bike, and while it seems like Trek has put all the things onto the latest Fuel EX, there's one that they didn't: Knock Block.

Highs
  • Wide range of effective geometry adjustments

  • Just as much fun on smooth trails as it is on scary trails

  • Great climber, efficient pedaling

Lows
  • One-piece handlebar might be too stiff for some riders

  • Paint chips easily

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Flow Mountain Bike
Trek Fuel EX 2023 Review | A bigger, musclier & hugely adaptable trail bike

Oct 2022

All-new for 2023, the Trek Fuel EX is no doubt the burliest yet. How does it compare to the competition? Read on for our Trek Fuel EX review.

Highs
  • Sturdy, flex-free chassis

  • Superb geometry with adjustable head angle

  • Efficient & comfortable climbing performance

  • Coil shock, big fork & mullet compatibility

  • Mechanic-friendly frame furnishings

  • Internal storage

Lows
  • Frame is on the heavy side

  • Rear shock tune lacks small-bump suppleness

  • Rattly rear thru-axle lever

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Bicycling
The New Trek Fuel EX Puts On Weight, Punches Harder, and Expands Its Reach

Sep 2022

New geometry, more travel, and even better suspension improves Trek's mid-weight trail bike.

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Bikerumor
2023 Trek Fuel EX 9.9 XX1 AXS review: A widely capable trail bike with a high-end build

Sep 2022

Trek's top-tier Fuel EX 9.9 XX1 AXS delights on the climbs and tackles downhill terrain with it's slack (and very adjustable) geometry.

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BikeRadar
Trek Fuel EX 9.9 XX1 AXS first ride review

Sep 2022 · Tom Marvin

Does the benchmark trail bike retain its reputation as a solid choice?

Highs
  • Excellent suspension

  • Solid feel to the frame

  • Great geometry

Lows
  • Doesn’t feel as sprightly on climbs as some

  • Tyres give up corner traction too easily in loose or muddy conditions

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

aluminum frame

BB StandardBB86/BB92, Press Fit

Tire Clearance2.6"

ColorsLithium Grey / Marigold; Dark Aquatic / Trek Black; Matte Dnister Black

Fork

RockShox Recon Silver, Solo Air spring, Motion Control damper, lockout, tapered steerer, 42mm offset, Boost110, Maxle Stealth, 140mm travel

Travel140mm

Spring TypeAir

Shock

Size: XS, S, X-Fusion Pro 2, 2-position damper, 210mm x 52.5mm; Size: S, M, ML, L, XL, X-Fusion Pro 2, 2-position damper, 210mm x 55mm

Travel130mm

Spring TypeAir

Bottom Bracket

Shimano MT500, 92mm, PressFit

Headset

Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom

Stem

Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 50mm length

Handlebar

Bontrager alloy, 31.8mm, 15mm rise, 750mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: XS, S, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M, ML, L, XL, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length

TypeDropper

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano Deore M6100, long cage

Crank

Size: XS, S, M, ML, L, Shimano MT511, 30T steel ring, 52mm chainline, 170mm length; Size: M, ML, L, XL, Shimano MT511, 30T steel ring, 52mm chainline, 175mm length

Shifters

Shimano Deore M6100, 12 speed

Cassette

Shimano Deore M6100, 10-51, 12 speed

Chain

Shimano Deore M6100, 12 speed

Brakes

Shimano hydraulic disc, MT201 lever, MT200 caliper

TypeHydraulic Disc

Wheels
Rims

Alex MD35, tubeless compatible, 32-hole, 35mm width, presta valve

Spokes

14g stainless steel

Front Hub

Bontrager alloy, 6-bolt, Boost110, 15mm thru axle

Rear Hub

Size: XS, S, M, ML, L, XL, Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle; Size: XS, S, M, ML, L, XL, Bontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle

Tires

Size: XS, S, Bontrager XR4 Comp, wire bead, 30 tpi, 27.5x2.60''; Size: S, M, ML, L, XL, Bontrager XR4 Comp, wire bead, 30 tpi, 29x2.60''

Disc Rotors

Shimano RT56, 6-bolt, 180mm

Rider Notes
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Last updated June 28
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