Quiver

2019 Specialized Fatboy Comp Carbon vs 2021 Trek Farley C Frameset

The Trek Farley C Frameset size closest to your M is the M. Compare the M instead

What changes on the Trek Farley C Frameset

Compared with the Specialized Fatboy Comp Carbon in M, the Trek Farley C Frameset in XL places the top of the head tube 17 mm higher and 34 mm further forward, relative to the bottom bracket. Its wheelbase is 58 mm longer, which can contribute to stability at speed.

Frame stack
+17 mm
Higher front end
Frame reach
+34 mm
Longer frame reach
Wheelbase
+58 mm
Longer: steadier at speed
Head angle
−1.5°
Slacker: calmer steering
Chainstays
±0 mm
About the same

The two frames

2019 Specialized Fatboy Comp Carbon (M) and 2021 Trek Farley C Frameset (XL), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Fatboy Comp Carbon is drawn in full with its measurements, and the Trek Farley C Frameset is the colored outline on top.J 1113

Specialized Fatboy Comp Carbon, MTrek Farley C Frameset, XLDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Fatboy Comp Carbon MTrek Farley C Frameset XLDifference
Reach420mm454+34 mm
Stack602mm619+17 mm
Head tube angle70.5°69.0°−1.5°
Seat tube angle73°73.0°±0.0°
Effective top tube604mm644+40 mm
Chainstay length455mm455±0 mm
Wheelbase1113mm1171+58 mm
BB drop60mm67+7 mm
BB height307mm321+14 mm
Standover752mm774+22 mm
Seat tube length434mm521+87 mm
Fork length496mmnot listed
Head tube length94mm120+26 mm

Differences are the Trek Farley C Frameset minus the Specialized Fatboy Comp Carbon. Full charts: 2019 Specialized Fatboy Comp Carbon, 2021 Trek Farley C Frameset.

Where each sits in its class

Specialized Fatboy Comp CarbonTrek Farley C Frameset

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other fat bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartSpecialized Fatboy Comp CarbonComp CarbonTrek Farley C FramesetFarley C Frameset
ShifterSRAM GX Eaglenot listed
DerailleurSRAM GX Eaglenot listed
CassetteSRAM GX Eaglenot listed
ChainSRAM GX Eaglenot listed
CranksetRace Face Nextnot listed
TireSpecialized Ground Control Fatnot listed
HubSpecialized Stout Pro 150, Specialized Stout Pro 197not listed
RimSpecialized Stout XC 80not listed
BrakeSRAM Level TLnot listed
HandlebarSpecialized Stoutnot listed
GripsSpecialized Sip Gripnot listed
SaddleSpecialized Phenom Compnot listed
Framenot listedTrek OCLV
Forknot listedTrek Farley
Headsetnot listedFSA IS2

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet