Trek FX 4 Disc

The Trek FX 4 Disc combines a carbon fork with Shimano Deore 1x11 and hydraulic disc brakes for the ultimate fitness hybrid. Shop at The Cycle Zone.

What Is the Trek FX 4 Disc? The FX 4 Disc sits at the top of Trek's fitness hybrid range, pairing a hydroformed Alpha Silver Aluminum frame with a full carbon fork for exceptional vibration damping on long rides. Shimano Deore 1×11 keeps shifting crisp and low-maintenance, while four-piston hydraulic discs deliver reliable stopping power in all conditions. Key Features Full carbon fork — lighter and smoother than alloy alternatives Shimano Deore 1×11 — wide-range gearing with no front derailleur clutter Shimano MT520 4-piston hydraulic disc brakes — powerful, modular stopping Bontrager H2 40mm tires — comfortable on tarmac, capable on gravel paths Internal cable routing — clean look, protected cables Who Is It For? Riders who commute seriously, tackle longer weekend rides, or want one bike

Frequently Asked Questions

What size Trek FX 4 Disc should I get?
Trek's size guide is based on your height and inside leg, and is a solid starting point. For the most accurate fit, get in touch The Cycle Zone — our team will measure you properly and confirm the right frame size before you buy.
Does the Trek FX 4 Disc arrive assembled?
Every bike from The Cycle Zone goes through a full pre-delivery inspection and build before it leaves us. The FX 4 Disc arrives ready to ride; you may only need to fine-tune saddle height or bar angle to your preference.
What warranty comes with the Trek FX 4 Disc?
Trek covers the frame with a lifetime warranty for the original owner and components under their standard terms. The Cycle Zone handles warranty claims directly — you won't be left chasing Trek alone if anything comes up.