Trek FX Sport 4 Carbon [Upcycled]
The Trek FX Sport 4 Carbon blends lightweight performance, smooth comfort, and simple yet versatile gearing. It's a standout choice for riders wanting the agility and comfort of a road bike with the practicality and control of a flat-bar setup.
Size XL (185cm – 196 cm)
Specifications
Frameset: Trek 400‑series OCLV carbon frame with IsoSpeed decoupler, internal cable routing, DuoTrap S compatible, fender and rack mounts, flat‑mount disc brake mount, 142 × 12 mm thru‑axle
Fork: Trek FX carbon with alloy steerer, hidden fender mounts, flat‑mount disc, 405 mm axle‑to‑crown, 100 × 12 mm thru‑axle
Shifter: Shimano RS700, 11‑speed
Crank: Shimano GRX RX600 crankset, 40 T chainring (175 mm XL)
Cassette: Shimano SLX M7000 11‑speed, 11–42 T
Rear Derailleur: Shimano GRX RX812 long‑cage, clutch, 42 T max cog
BB: Shimano BB71, 86.5 mm press‑fit, sealed bearings
Chain: Shimano HG601, 11‑speed
Pedal: Wellgo M141 (resin body, alloy cage)
Saddle: Bontrager H1
Seatpost: Bontrager alloy, 27.2 mm × 12 mm offset × 330 mm
Handlebar: Bontrager Satellite Plus IsoZone alloy flat bar (31.8 mm), ) 660 mm (XL), 15 mm rise
Stem: Bontrager Elite 31.8 mm, Blendr‑compatible, 7° rise; 110 mm (XL)
Headset: 1‑1/8″ threadless, sealed cartridge bearings
Wheel Set: Bontrager tubeless‑ready alloy rims, 32‑hole, centerlock, with Formula (front) & Shimano RXC400 (rear) hubs, thru‑axles
Tire: Bontrager R1 Hard‑Case Lite, wire bead, 60 tpi, 700 × 32 c
Hub: Front Formula alloy centerlock, 100 × 12 mm thru‑axle; rear Shimano RXC400 centerlock, 142 × 12 mm thru‑axle
Brake Lever: Shimano MT201 hydraulic disc brake lever
Brake Caliper: Shimano MT201 hydraulic disc (flat‑mount), 160 mm rotors front & rear
Rotor: Shimano RT10 160 mm, center‑lock
BB Drop / Axles: 142 × 12 mm rear, 100 × 12 mm front thru‑axles
Weight: ~9.55 kg (21.06 lb) for size M
All our project up-cycle bikes are covered by a 3-month warranty for defects or mechanical malfunction. All project up-cycle bikes come with 1 free Lunch Break Tuneup (worth $30) Drop by our store to test ride or find out more!