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2021 Large SKU: BCY14020

Trek FX Sport Carbon 4 Commuter Bike - 2021, Large

Recommended Rider Height: 5'10" - 6'1" Size Guide
Regular price

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About the FX Sport Carbon 4

Answering The Demands of Life

• Relaxed design caters to all types of riders
• Durable build so you can you carry groceries, pull a trailer, or simply go for a ride on the bike path
• Plenty of attachment points for fenders, racks, and bags
• Wider tires venture onto less-trodden paths

The Trek FX is a cruiser, workout bike, road bike, touring bike, and commuter all wrapped into one. It’s for people who just want a bike without the fuss. The comfortable riding position, versatile cargo-carrying options, and wider tires are your winning combo.

About Trek

Trek Bicycles set out to change minds—top-notch bikes do come from America, not just Europe. Trek makes over a million bikes a year and is still simmering with homegrown American pride.

Highlights
- Relaxed geometry and reliable components make for a great commuter bike.

Master Mechanic's Notes
- Light cable rub on the head tube.
- Moderate scratches & paint chip on the drive side of the down tube.
- Moderate scratches on the drive side top tube.
- Small scratches on the inside of the drive side chainstay.
- Small scratches on the frame, fork, rims, & cranks.

About the FX Sport Carbon 4

Answering The Demands of Life

• Relaxed design caters to all types of riders
• Durable build so you can you carry groceries, pull a trailer, or simply go for a ride on the bike path
• Plenty of attachment points for fenders, racks, and bags
• Wider tires venture onto less-trodden paths

The Trek FX is a cruiser, workout bike, road bike, touring bike, and commuter all wrapped into one. It’s for people who just want a bike without the fuss. The comfortable riding position, versatile cargo-carrying options, and wider tires are your winning combo.

About Trek

Trek Bicycles set out to change minds—top-notch bikes do come from America, not just Europe. Trek makes over a million bikes a year and is still simmering with homegrown American pride.
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TPC Guarantee

This bike passed a 141-point inspection and received a full pro-tune by our Master Mechanics in our Certified Pre-Owned process. CPO bikes are pristine and ready to ride!

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30-Day Hassle-Free Returns

Shop with confidence. Every bike is covered by our 30-day satisfaction guarantee. If this bike isn’t perfect for you, get in touch and we’ll help you find the right bike.

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RideFast Shipping

Bikes ship in our custom RideFast box, and assembly is incredibly simple. Most novice riders can assemble their bike in 5 minutes or less. The tools you need to assemble are also included.

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Specifications

Year 2021
Brand Trek
Model FX Sport Carbon 4
Size Large
Frame Material Carbon Fiber
Drivetrain Shimano, 1x11 spd
Weight 21 lbs 4 oz
Fork Trek FX Sport, Carbon
Brakes Shimano UR300, Disc Brakes - Hydraulic
Shifters Shimano RS700, Mechanical
Rear Derailleur Shimano GRX RX812
Bottom Bracket Shell Press fit
Crankset Shimano GRX RX600, 40t, 175mm
Cassette Shimano SLX M7000, 11-42t
Chain Shimano
Handlebar Bontrager IsoZone Alloy, 660mm
Headset Integrated
Stem Bontrager Alloy, 31.8mm x 110mm, 7°
Seatpost Bontrager Alloy, 27.2mm
Saddle Bontrager Nebula
Front Axle Spacing 12x100mm (Thru-Axle)
Rear Axle Spacing 12x142mm
Wheelset Bontrager TLR Aluminum Tubeless Compatible, Formula
Front Tire Bontrager R1 Hard-Case Lite, 700C x 32C
Rear Tire Bontrager R1 Hard-Case Lite, 700C x 32C
Tire Type Clincher
Tubeless Compatibility Wheels are tubeless compatible but ships with tubes installed

Geometry

Recommended Rider Height 5'10" - 6'1"
a. Effective Top Tube 590 mm
b. Seat Tube 508 mm
c. Seat Tube Angle 73.5°
d. Head Tube Angle 71.5°
e. Head Tube 185 mm
f. Stack 611 mm
g. Reach 409 mm
h. Standover Height 781 mm
i. Saddle Height Range N/A
VIEW SIZING GUIDE
QUALITY YOU CAN TRUST

“I love this company! My beautiful bike arrived promptly, was packed brilliantly, and tuned perfectly. It was exactly as described.”

— Kari K.

OVER 1,500 FIVE-STAR REVIEWS

“In the past month, I purchased a road bike and MTB from TPC. Very happy with the price and condition of both bikes! I was riding the bikes 10 minutes after I received them.”

— David H.

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