Fuel EX 2026
Fuel EX
The 2026 Trek Fuel EX is a trail bike offered in 5 sizes, S to XXL. Reach runs from 431 to 510 mm and stack from 610 to 651 mm. It ships with Shimano Deore M6100 and Bontrager Line TLR 30.
Every number on this page was confirmed by at least two independent sources. Where the catalog cannot yet stand behind a figure, the cell says so instead of guessing. Verified against trekbikes.com and at least one independent source.
Key facts
- Brand
- Trek
- Model
- Fuel EX
- Model year
- 2026
- Type
- Trail
- Sizes
- S, M, L, XL, and XXL
- Verified measurements
- 40 of 55
- Verified against
- trekbikes.com and at least one independent source
- Last checked
2026 Trek Fuel EX drawn to scale
2026 Trek Fuel EX geometry by size
| Measurement | S | M | L | XL | XXL |
|---|---|---|---|---|---|
| Reach(mm) | 431mm | 460mm | 485mm | 510mm | not yet verified |
| Stack(mm) | 610mm | 624mm | 638mm | 651mm | not yet verified |
| Head tube angle(°) | not yet verified | 64.5° | 64.5° | 64.5° | not yet verified |
| Seat tube angle(°) | not yet verified | not yet verified | 77.4° | not yet verified | not yet verified |
| Effective top tube(mm) | 548mm | 583mm | 617mm | 651mm | not yet verified |
| Chainstay length(mm) | 437mm | 437mm | 442mm | 447mm | not yet verified |
| Wheelbase(mm) | 1187mm | 1225mm | 1262mm | 1298mm | not yet verified |
| BB drop(mm) | 35mm | 35mm | 35mm | 35mm | 35mm |
| BB height(mm) | not yet verified | not yet verified | 339mm | not yet verified | not yet verified |
| Seat tube length(mm) | 370mm | 400mm | 420mm | 455mm | 475mm |
| Head tube length(mm) | 95mm | 110mm | 125mm | 140mm | 155mm |
Last checked .
2026 Trek Fuel EX stock build
5
22 parts. Specs shown only where two or more sources agree.
Frame
Suspension
Drivetrain
Wheels & Tires
Brakes
Cockpit
Seatpost & Saddle
8
26 parts. Specs shown only where two or more sources agree.
Frame
Suspension
Drivetrain
Wheels & Tires
Brakes
Cockpit
Seatpost & Saddle
Fenders & Protection
Quick answers
What sizes does the 2026 Trek Fuel EX come in?
It comes in 5 sizes: S, M, L, XL, and XXL.
What are the reach and stack of the 2026 Trek Fuel EX in size L?
In size L, reach is 485 mm and stack is 638 mm.
What is the head tube angle of the 2026 Trek Fuel EX?
The head tube angle is 64.5 degrees in size L.
What does the 2026 Trek Fuel EX 5 ship with?
The stock build includes Trek Fuel EX, RockShox Recon, Shimano Deore M6100, and Bontrager Line TLR 30.
Which years of the Trek Fuel EX are in the catalog?
The catalog has the Trek Fuel EX for 2026 and 2025.
Other frames of the 2026 Fuel EX
Other years of the Fuel EX
Ride a Fuel EX? Keep it in your garage.
Add this bike to Quiver and it arrives with its geometry and stock parts already filled in. Swap parts as you change them, and your build sheet stays true.
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