2018 Specialized Fatboy vs 2020 Salsa Mukluk Carbon
The XL is the Salsa Mukluk Carbon size closest to your XL Specialized Fatboy. 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 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 5 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
- +5 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
Only the Specialized Fatboy is drawn. The Salsa Mukluk Carbon numbers we have for size XL are missing the chainstay length.
Geometry side by side
| Measurement | Specialized Fatboy XL | Salsa Mukluk Carbon XL | Difference |
|---|---|---|---|
| Reach | 458mm | 464.4 | +6 mm |
| Stack | 628mm | 630.1 | +2 mm |
| Head tube angle | 70.5° | 69 | −1.5° |
| Seat tube angle | 73° | 73 | ±0.0° |
| Effective top tube | 650mm | 657 | +7 mm |
| Chainstay length | 455mm | not listed | |
| Wheelbase | 1159mm | 1164.1 | +5 mm |
| BB drop | 60mm | 63 | +3 mm |
| BB height | 316mm | not listed | |
| Standover | 840mm | 799.8 | −40 mm |
| Seat tube length | 533mm | 558 | +25 mm |
| Fork length | 467mm | 483 | +16 mm |
| Head tube length | 150mm | 143 | −7 mm |
Differences are the Salsa Mukluk Carbon minus the Specialized Fatboy. Full charts: 2018 Specialized Fatboy, 2020 Salsa Mukluk Carbon.
Where each sits in its class
Specialized FatboySalsa Mukluk Carbon
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.
| Part | Specialized FatboyFatboy | Salsa Mukluk Carbon |
|---|---|---|
| Shifter | SRAM NX | not listed |
| Derailleur | SRAM NX | not listed |
| Cassette | SRAM NX | not listed |
| Chain | KMC X-11 | not listed |
| Crankset | Race Face Aeffect | not listed |
| Tire | Specialized Ground Control Fat | not listed |
| Hub | Specialized Stout Pro 150 | not listed |
| Rim | Specialized Stout XC 80 | not listed |
| Brake | SRAM Level T | not listed |
| Handlebar | Specialized Stout | not listed |
| Grips | Specialized Sip Grip | not listed |
| Saddle | Specialized Henge Comp | not listed |
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