2018 Specialized Stumpjumper Expert 29/6Fattie vs 2017 Specialized Stumpjumper FSR 29
The S is the Specialized Stumpjumper FSR 29 size closest to your S Specialized Stumpjumper Expert 29/6Fattie. 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 Stumpjumper FSR 29
Compared with the Specialized Stumpjumper Expert 29/6Fattie in S, the Specialized Stumpjumper FSR 29 in S places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Stumpjumper Expert 29/6Fattie, SSpecialized Stumpjumper FSR 29, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper Expert 29/6Fattie S | Specialized Stumpjumper FSR 29 S | Difference |
|---|---|---|---|
| Reach | 386mm | 386mm | ±0 mm |
| Stack | 618mm | 618mm | ±0 mm |
| Head tube angle | 67° | 67° | ±0.0° |
| Seat tube angle | 74° | 74° | ±0.0° |
| Chainstay length | 437mm | 437mm | ±0 mm |
| Wheelbase | 1122mm | 1122mm | ±0 mm |
| BB drop | 33mm | 33mm | ±0 mm |
| BB height | 338mm | not listed | |
| Standover | 754mm | 754mm | ±0 mm |
| Seat tube length | 396mm | 396mm | ±0 mm |
| Fork length | 560mm | 560mm | ±0 mm |
| Head tube length | 125mm | 95mm | −30 mm |
| Effective top tube | not listed | 563mm |
Differences are the Specialized Stumpjumper FSR 29 minus the Specialized Stumpjumper Expert 29/6Fattie. Full charts: 2018 Specialized Stumpjumper Expert 29/6Fattie, 2017 Specialized Stumpjumper FSR 29.
Where each sits in its class
Specialized Stumpjumper Expert 29/6FattieSpecialized Stumpjumper FSR 29
Each bike is ranked against the other trail 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 Stumpjumper Expert 29/6FattieExpert 29/6Fattie | Specialized Stumpjumper FSR 29S-Works 29 |
|---|---|---|
| Fork | Fox 29/6Fattie Performance | Öhlins RXF 36 |
| Rear shock | RockShox Monarch RT3 | Öhlins STX |
| Shifter | SRAM GX Eagle | SRAM XX1 Eagle |
| Derailleur | SRAM GX Eagle | SRAM XX1 Eagle |
| Cassette | SRAM GX Eagle | SRAM X01 Eagle |
| Chain | SRAM GX Eagle | SRAM XX1 Eagle |
| Crankset | TruVativ Descendant | SRAM XX1 Eagle |
| Tire | Specialized Purgatory, Specialized Slaughter | Specialized Butcher, Specialized Slaughter |
| Rim | Roval Traverse | Roval Traverse SL 29 |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Seatpost | Specialized Command Post IRcc | Specialized Command Post IRcc |
| Saddle | Specialized Henge | Specialized Henge Expert |
| Hub | not listed | Roval Traverse, Roval Traverse SL |
| Brake | not listed | SRAM Guide RS |
| Stem | not listed | Syntace F109 |
| Dropper post | not listed | Specialized Command Post IRcc |
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