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2024 Trek

Fuel EXe 9.9 XTR

A 29″ carbon frame full suspension trail e-bike with ultra high-end components.

Manufacturer Price

$7,999$12,999
Weight40.5 lbs  
FrameCarbon
SuspensionFull, 140 / 150mm
ForkRockShox Lyrik Ultimate
ShockRockShox Super Deluxe Ultimate
Wheels29″ Carbon
Drivetrain1 × 12
GroupsetXTR
MotorTQ 250W 50Nm mid-drive
BatteryTQ 360Wh
BrakesShimano XTR Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Fuel EXe 9.9 XTR
Other Trail bikes
Spec Level

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

Sizing
21.5"

6'1" – 6'6"

🐐 Estimated

Rider Fit Notes

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Price History
Reviews

Summary

The Trek Fuel trail bike is celebrated for its near-silent TQ motor, offering a natural and smooth power delivery that enhances the riding experience without overwhelming it. Its geometry and suspension tuning are designed for a balanced and confident ride, capable of handling a variety of terrains with ease. The bike's lightweight design and efficient motor make it a strong contender for those seeking a trail bike that bridges the gap between traditional mountain bikes and e-bikes. However, some reviews note the bike's high price point and the limited range of its battery as potential drawbacks.

The suspension system, featuring RockShox components, provides excellent control and comfort, making descents and technical sections more manageable. The bike's handling is intuitive, with a geometry that supports both aggressive riding and long-distance comfort. Despite its strengths, the Trek Fuel trail bike faces criticism for its battery life and the performance of some stock components, such as tires and brakes, which may not meet the expectations of all riders.

Pros
  • Near-silent TQ motor

  • Natural and smooth power delivery

  • Balanced geometry and suspension tuning

  • Lightweight design

  • Intuitive handling

Cons
  • High price point

  • Limited battery range

  • Stock components may not meet all expectations

Key Quotes
The Trek Fuel EXe just elevated the eMTB game.
Vital MTB logoVital MTB
TQ's HPR50 motor is brilliant.
Vital MTB logoVital MTB
With the TQ, you feel as if you are the one delivering the power.
Vital MTB logoVital MTB
The Fuel EXe is a happy climber.
Vital MTB logoVital MTB

Feedback?

View all reviews

99 Spokes
Trek Fuel EXe 9.9 XO AXS

Mar 2024

The Trek Fuel EXe, dubbed "user friendly" during our lightweight E-MTB head-to-head test, is designed for riders seeking the same handling as a non-pedal assist bike but with mild assistance for extra power, although riders should be prepared to exert additional effort when riding with friends sporting larger drive systems.

Highs
  • Intuitive, well rounded handling

  • Exceptional motor display functionality and integration

  • Impressive range given bike’s low weight and small battery

Lows
  • Small 360 Wh battery and 250 W motor may not be enough for some riders

  • Expensive

Read Review

Outdoor Gear Lab
Trek Fuel EXe 8 GX AXS Transmission

Dec 2023 · Joshua Hutchens

The most common question about this bike was, "Is it enough?" Is there enough power, enough range, and is it light enough? These all represent trade-offs...

Highs
  • Silent power

  • ABP suspension

  • Progressive trail geometry

  • Transmission drivetrain

Lows
  • Low battery capacity

  • Less power

  • Heavy

  • Expensive

Read Review

Loam Wolf
2023 SL eMTB Roundup: Trek Fuel EXe Review

Sep 2023

The Trek Fuel EXe is a bike that ranked consistently well across the board when it came to performance on the trail. Read our Review

Highs
  • Well-rounded and versatile

  • Does everything

  • Fun

  • Capable

Lows
  • Not the best value

  • One-piece bar stem

Read Review

ebiketips
Trek Fuel EXe 9.5

Jul 2023

Verdict: An excellent quality trail eMTB with a superb drive system - as long as you don't want to ride epic distances

Read Review

Bikerumor
New Trek Fuel EXe Alloy eMTB Shreds Prices & Trails

Jul 2023 · Tyler Benedict

Trek's Fuel EXe trail eMTBs get new alloy models to bring the price down without changing the motor or suspension tech that make it great.

Read Review

EMTB Forums
Intro and review - Trek Fuel EXe alloy

Jul 2023 · Knut Nes

About one year ago, Trek launched a new lightweight emtb with a carbon frame. It was equipped with the mild and silent TQ HPR50 motor and a 360 Wh battery. The 2023 Trek Fuel EXe felt so natural on the trails. Natural because the motor was barely...

Read Review

NSMB
2023 Trek Fuel EXe 9.9 XX1 AXS Long Term Review

Jun 2023

Mostly good (and great) news but also some niggles after almost a year on Trek's light, whisper quiet eMTB...

Read Review

Bicycling
Trek’s Fuel EXe Is the Best e-Mountain Bike of 2023

Apr 2023

Light, discrete, and quiet with a great chassis, the new EX-e proves that more doesn’t make e-bikes better.

Highs
  • Smooth and very quiet motor

  • Excellent motor tune

  • Light for an ebike

  • Rides like an unpowered bike

Lows
  • Smallish in-frame battery

Read Review

Geometry
Specs
Build
Frame

OCLV Mountain Carbon, removable battery, internal routing, alloy rocker link, 34.9 mm seat tube, upper chain guide mount, 55 mm chainline, Mino Link, ABP, Boost148, UDH, 140 mm travel

Hanger StandardUDH

Tire Clearance2.5"

ColorMulsanne Blue

Fork

RockShox Lyrik Ultimate, AirWiz, DebonAir spring, Charger 3 RC2 damper, 44 mm offset, Boost110, Maxle Stealth, 150 mm travel

Travel150mm

Spring TypeAir

Shock

RockShox Super Deluxe Ultimate AirWiz, RCT2 damper, 205 mm x 60 mm

Travel140mm

Handlebar

Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5 mm handlebar rise, 820 mm width, 0-degree stem rise, 45mm stem length

Saddle

Bontrager Arvada Pro, carbon rails, 138 mm width

Seatpost

Bontrager Dropper Seatpost Line Elite Oversized 34.9mm Diameter 150mm Travel - M: Bontrager Line Elite Dropper, 150 mm travel, MaxFlow, internal routing, 34.9 mm, 440 mm length; L: Bontrager Line Elite Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm, 485 mm length; XL: Bontrager Line Elite Dropper, 200 mm travel, MaxFlow, internal routing, 34.9 mm, 550 mm length

TypeDropper

Grips

Bontrager XR Trail Elite, nylon lock-on

Groupset
Rear Derailleur

Shimano XTR M9100, Shadow Plus, long cage, 51-T max cog

Crank

E*thirteen E*spec Race carbon, 165 mm length

Shifters

Shimano XTR M9100, 12-speed

Cassette

Shimano XTR M9101, 10-51, 12-speed

Chain

Shimano Dura-Ace/XTR M9100, 12-speed

Brakes

Shimano XTR M9120 4-piston hydraulic disc

TypeShimano XTR Hydraulic Disc

Wheels
Rims

Front: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru-axle, 29", Rear: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12 mm thru axle, 29"

Tires

Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50"

Disc Rotors

Shimano XT Disc Brake Rotor, SM-RT86, 180mm/6-Bolt, (Visit si.shimano.com for compatibility, manuals and exploded views) - M, L, XL: Shimano RT86, 6-bolt, 180 mm; M, L, XL: Shimano RT86, 6-bolt, 203 mm

Electric Components
Motor

TQ-HPR50, 50 Nm, 250 watt maximum continuous rated power, 300 watt peak power

Battery

TQ 360Wh

Display

TQ LED display with Bluetooth & ANT+ connectivity

Rider Notes
Riders Also Viewed

First added July 11

Last updated June 13