What are the reach and stack of the 2015 Trek Fuel EX 9.8 27.5 in size ML?

In size ML, reach is 432 mm and stack is 574 mm.

What is the head tube angle of the 2015 Trek Fuel EX 9.8 27.5?

The head tube angle is 68.0 degrees in every size.

What does the 2015 Trek Fuel EX 9.8 27.5 ship with?

The stock build includes Trek OCLV, Fox Performance, Shimano Deore XT, and Bontrager Rhythm Comp.

Which years of the Trek Fuel EX are on Quiver?

Quiver has the Trek Fuel EX for 2015, 2027, 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2014, 2013, 2012, 2011, 2010, and 2005.

2015

2015 Trek Fuel EX 9.8 27.5

Trail

The 2015 Trek Fuel EX 9.8 27.5 sits more aggressive than most trail bikes, with a steeper head angle. Reach 432 to 432 mm, stack 574 to 574 mm. The Fuel EX 9.8 27.5 build comes with Shimano Deore XT shifting and Bontrager Rhythm Comp wheels.

Compare with 1,400+ trail bikes

Source: trekbikes.com. Checked Oct 11, 2026.

Key facts

Brand: Trek
Model: Fuel EX
Model year: 2015
Frame: 9.8 27.5
Type: Trail
Geometry labels: ML
Drivetrain: Shimano Deore XT
Fork: Fox Performance
Wheels: Bontrager Rhythm Comp
Geometry: Complete for every size
Source: trekbikes.com
Checked: Oct 11, 2026

Geometry by size

2015 Trek Fuel EX 9.8 27.5 geometry by size
Measurement	ML
Reach(mm)	432
Stack(mm)	574
Head tube angle(°)	68.0
Effective top tube(mm)	608
Chainstay length(mm)	433
Wheelbase(mm)	1155
BB drop(mm)	17
BB height(mm)	333
Standover(mm)	730
Seat tube length(mm)	445
Head tube length(mm)	110

How to read a geometry chart

Stock build

13 parts

Frame

Trek OCLV

Frame

Suspension

Fox Performance

Fork

Drivetrain

Shimano Deore XT

Shifter

Shimano Deore XT

Derailleur

Shimano Deore XT

CassetteSpeeds 12Freehub body Shimano Micro Spline

KMC X10

ChainSpeeds 10

Shimano Deore XT

Crankset

Wheels & Tires

Bontrager Rhythm Comp

Wheelset

Bontrager XR3 Expert

Tire

Brakes

Shimano Deore XT

BrakeCaliper mount Post Mount

Cockpit

Cane Creek IS-3

Headset

Seatpost & Saddle

RockShox Reverb Stealth

Seatpost

Bontrager Evoke 2

Saddle

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Quick answers

Which size or configuration labels have geometry for the 2015 Trek Fuel EX 9.8 27.5?: Geometry is listed for ML.
What are the reach and stack of the 2015 Trek Fuel EX 9.8 27.5 in size ML?: In size ML, reach is 432 mm and stack is 574 mm.
What is the head tube angle of the 2015 Trek Fuel EX 9.8 27.5?: The head tube angle is 68.0 degrees in every size.
What does the 2015 Trek Fuel EX 9.8 27.5 ship with?: The stock build includes Trek OCLV, Fox Performance, Shimano Deore XT, and Bontrager Rhythm Comp.
Which years of the Trek Fuel EX are on Quiver?: Quiver has the Trek Fuel EX for 2015, 2027, 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2014, 2013, 2012, 2011, 2010, and 2005.