Quiver

2017 Specialized Fatboy Comp Carbon vs 2019 Salsa Mukluk Carbon

The XL is the Salsa Mukluk Carbon size closest to your XL Specialized Fatboy Comp Carbon. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Salsa Mukluk Carbon

Compared with the Specialized Fatboy Comp Carbon in XL, the Salsa Mukluk Carbon in XL places the top of the head tube at about the same height and 6 mm further forward, relative to the bottom bracket. Its wheelbase is 3 mm longer, which can contribute to stability at speed.

Frame stack
−2 mm
About the same height
Frame reach
+6 mm
Longer frame reach
Wheelbase
+3 mm
Longer: steadier at speed
Head angle
−1.5°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

2017 Specialized Fatboy Comp Carbon (XL)The Specialized Fatboy Comp Carbon frame drawn to scale.J 1161

Only the Specialized Fatboy Comp Carbon is drawn. The Salsa Mukluk Carbon numbers we have for size XL are missing the chainstay length.

Geometry side by side

MeasurementSpecialized Fatboy Comp Carbon XLSalsa Mukluk Carbon XLDifference
Reach458mm464.4+6 mm
Stack632mm630.1−2 mm
Head tube angle70.5°69−1.5°
Seat tube angle73°73±0.0°
Effective top tube651mm657+6 mm
Chainstay length455mmnot listed
Wheelbase1161mm1164.1+3 mm
BB drop60mm63+3 mm
BB height307mmnot listed
Standover807.5mm799.8−8 mm
Seat tube length520mm558+38 mm
Fork length496mm483−13 mm
Head tube length125mm143+18 mm

Differences are the Salsa Mukluk Carbon minus the Specialized Fatboy Comp Carbon. Full charts: 2017 Specialized Fatboy Comp Carbon, 2019 Salsa Mukluk Carbon.

Where each sits in its class

Specialized Fatboy Comp CarbonSalsa Mukluk Carbon

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 CarbonSalsa Mukluk Carbon
ShifterSRAM X9not listed
DerailleurSRAM X0not listed
CranksetRace Face Turbine Cinchnot listed
TireSpecialized Ground Control Fatnot listed
HubSpecialized Stout XCnot listed
BrakeShimano Deorenot listed
GripsSpecialized Sip Gripnot listed
SaddleSpecialized Phenom Compnot listed

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