2018 Specialized Stumpjumper 29/6Fattie vs 2017 Salsa Horsethief GX1
The MD - 130mm Fork is the Salsa Horsethief GX1 size closest to your M Specialized Stumpjumper 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 Salsa Horsethief GX1
Compared with the Specialized Stumpjumper 29/6Fattie in M, the Salsa Horsethief GX1 in MD - 130mm Fork places the top of the head tube at about the same height and 9 mm further forward, relative to the bottom bracket. Its wheelbase is 7 mm longer, which can contribute to stability at speed.
- Frame stack
- +1 mm
- About the same height
- Frame reach
- +9 mm
- Longer frame reach
- Wheelbase
- +7 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Stumpjumper 29/6Fattie, MSalsa Horsethief GX1, MD - 130mm ForkDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper 29/6Fattie M | Salsa Horsethief GX1 MD - 130mm Fork | Difference |
|---|---|---|---|
| Reach | 413mm | 422 | +9 mm |
| Stack | 618mm | 618.6 | +1 mm |
| Head tube angle | 67° | 67.5 | +0.5° |
| Seat tube angle | 74° | 73 | −1.0° |
| Effective top tube | 590mm | 611.8 | +22 mm |
| Chainstay length | 437mm | 437 | ±0 mm |
| Wheelbase | 1149mm | 1155.5 | +7 mm |
| BB drop | 33mm | 31.8 | −1 mm |
| BB height | 338mm | not listed | |
| Standover | 761mm | 755.4 | −6 mm |
| Seat tube length | 430mm | 457 | +27 mm |
| Fork length | 560mm | 542 | −18 mm |
| Head tube length | not listed | 110 |
Differences are the Salsa Horsethief GX1 minus the Specialized Stumpjumper 29/6Fattie. Full charts: 2018 Specialized Stumpjumper 29/6Fattie, 2017 Salsa Horsethief GX1.
Where each sits in its class
Specialized Stumpjumper 29/6FattieSalsa Horsethief GX1
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 29/6FattieS-Works 29/6Fattie | Salsa Horsethief GX1 |
|---|---|---|
| Fork | Öhlins RXF 36 | not listed |
| Rear shock | Öhlins STX | not listed |
| Shifter | SRAM XX1 Eagle | not listed |
| Derailleur | SRAM XX1 Eagle | not listed |
| Cassette | SRAM X01 Eagle | not listed |
| Chain | SRAM XX1 Eagle | not listed |
| Crankset | SRAM XX1 Eagle | not listed |
| Tire | Specialized Butcher, Specialized Purgatory | not listed |
| Hub | Roval Traverse SL | not listed |
| Rim | Roval Traverse SL 29 | not listed |
| Brake | SRAM Guide RS | not listed |
| Stem | Syntace F109 | not listed |
| Grips | Specialized Sip Grip | not listed |
| Seatpost | Specialized Command Post IRcc | not listed |
| Saddle | Specialized Henge Expert | not listed |
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