2014 Salsa Mukluk vs 2015 Specialized Fatboy SL
The S is the Specialized Fatboy SL size closest to your S Salsa Mukluk. 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 Specialized Fatboy SL
Compared with the Salsa Mukluk in S, the Specialized Fatboy SL in S places the top of the head tube 3 mm lower and 9 mm further back, relative to the bottom bracket.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- +2.0°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Salsa Mukluk, SSpecialized Fatboy SL, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Salsa Mukluk S | Specialized Fatboy SL S | Difference |
|---|---|---|---|
| Reach | 404.2 | 395mm | −9 mm |
| Stack | 593.3 | 590mm | −3 mm |
| Head tube angle | 68.5 | 70.5° | +2.0° |
| Seat tube angle | 73.5 | 73° | −0.5° |
| Effective top tube | 580 | 576mm | −4 mm |
| Chainstay length | 447 - 464 | 455mm | |
| Wheelbase | 1112.1 - 1129.1 | 1083mm | |
| BB drop | 60 | 60mm | ±0 mm |
| Standover | 703.9 | 757mm | +53 mm |
| Seat tube length | 381 | 394mm | +13 mm |
| Fork length | 483 | not listed | |
| Head tube length | 100 | 110mm | +10 mm |
| BB height | not listed | 315mm |
Differences are the Specialized Fatboy SL minus the Salsa Mukluk. Full charts: 2014 Salsa Mukluk, 2015 Specialized Fatboy SL.
Where each sits in its class
Salsa MuklukSpecialized Fatboy SL
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 | Salsa Mukluk | Specialized Fatboy SLSL |
|---|---|---|
| Shifter | not listed | SRAM XX1 |
| Derailleur | not listed | SRAM XX1 |
| Cassette | not listed | SRAM XX1 |
| Chain | not listed | KMC X11L |
| Crankset | not listed | Race Face Next SL |
| Tire | not listed | Specialized Ground Control Fat |
| Hub | not listed | Specialized Stout XC 135, Specialized Stout XC 190 |
| Rim | not listed | Hed Big Deal |
| Brake | not listed | Magura MT8 |
| Stem | not listed | Specialized Stout XC |
| Grips | not listed | Specialized Sip Grip |
| Saddle | not listed | Specialized Phenom Expert |
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



