Quiver

2018 Specialized Fatboy Expert Carbon vs 2020 Salsa Mukluk Carbon

The S is the Salsa Mukluk Carbon size closest to your M Specialized Fatboy Expert 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 Expert Carbon in M, the Salsa Mukluk Carbon in S places the top of the head tube at about the same height and 10 mm further back, relative to the bottom bracket. Its wheelbase is 14 mm shorter, which can contribute to quicker direction changes.

Frame stack
+0 mm
About the same height
Frame reach
−10 mm
Shorter frame reach
Wheelbase
−14 mm
Shorter: quicker to change direction
Head angle
−1.5°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

2018 Specialized Fatboy Expert Carbon (M)The Specialized Fatboy Expert Carbon frame drawn to scale.J 1113

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

Geometry side by side

MeasurementSpecialized Fatboy Expert Carbon MSalsa Mukluk Carbon SDifference
Reach420mm409.9−10 mm
Stack602mm602.1+0 mm
Head tube angle70.5°69−1.5°
Seat tube angle73°73±0.0°
Effective top tube604mm594−10 mm
Chainstay length455mmnot listed
Wheelbase1113mm1098.9−14 mm
BB drop60mm63+3 mm
BB height307mmnot listed
Standover752mm678−74 mm
Seat tube length434mm406−28 mm
Fork length496mm483−13 mm
Head tube length94mm113+19 mm

Differences are the Salsa Mukluk Carbon minus the Specialized Fatboy Expert Carbon. Full charts: 2018 Specialized Fatboy Expert Carbon, 2020 Salsa Mukluk Carbon.

Where each sits in its class

Specialized Fatboy Expert 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 Expert CarbonExpert CarbonSalsa Mukluk Carbon
ShifterSRAM X01not listed
DerailleurSRAM X01not listed
CassetteSRAM XG-1180not listed
ChainSRAM XX1not listed
CranksetRace Face Next SLnot listed
TireSpecialized Ground Control Fatnot listed
HubSpecialized Stout Pro 150, Specialized Stout XC Pronot listed
RimHed Big Dealnot listed
BrakeSRAM Guide Rnot listed
GripsSpecialized Sip Gripnot listed
SeatpostRace Face Next SLnot listed
SaddleSpecialized Phenom Expertnot listed

Know what is on every bike.

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