What front derailleur mount does a Trek Fuel EX (Gen 6 on) use?
The front derailleur fitment standard on a Trek Fuel EX (Gen 6 on), and how to pick the right part.
This frame's fitment
| Frame | Trek Fuel EX (Gen 6 on) |
|---|---|
| Front derailleur mount | Braze-on (direct-mount) front derailleur (braze-on tab) |
| Mount / band size | no clamp, bolts to a frame tab |
| Typical class | carbon and higher-end aluminium road, gravel and MTB frames with a moulded or welded derailleur tab |
The current Trek Fuel EX uses a ZS44 upper zero-stack headset, a 34.9 mm dropper seatpost and a 15x110 Boost front thru-axle, with a 12x148 Boost rear.
The Fuel EX is 1x with no front derailleur. The bottom bracket returned to a 73 mm BSA threaded shell, covered on its own page.
The part to buy
Search Amazon for Braze-on (direct-mount) front derailleur for your Trek Fuel EX (Gen 6 on)affiliate searchFind Braze-on (direct-mount) front derailleur for your Trek Fuel EX (Gen 6 on) on eBayaffiliate
Related fitment pages
Braze-on (direct-mount) front derailleurbraze-on tabBottom bracket for Trek Fuel EX (Gen 6 on)same frame, BB shellHeadset on a Trek Fuel EX (Gen 6 on)same frameBraze-on (direct-mount) front derailleur on a Trek Emonda SLR (2024 on)same standard, another frame
SOURCES: BikeRadar, Front derailleurs explained: types, mounts and compatibility · Shimano, SM-AD91 front derailleur clamp band adapter · Park Tool, Standardized Headset Identification System (SHIS) · BikeRadar, Mountain bike axle standards: the complete guide