2018 Specialized Stumpjumper Comp Alloy 27.5 vs 2018 Specialized Stumpjumper 27.5 Frameset
The XL is the Specialized Stumpjumper 27.5 Frameset size closest to your XL Specialized Stumpjumper Comp Alloy 27.5. 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 27.5 Frameset
Compared with the Specialized Stumpjumper Comp Alloy 27.5 in XL, the Specialized Stumpjumper 27.5 Frameset in XL 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 Comp Alloy 27.5, XLSpecialized Stumpjumper 27.5 Frameset, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper Comp Alloy 27.5 XL | Specialized Stumpjumper 27.5 Frameset XL | Difference |
|---|---|---|---|
| Reach | 464mm | 464mm | ±0 mm |
| Stack | 617mm | 617mm | ±0 mm |
| Head tube angle | 67° | 67° | ±0.0° |
| Seat tube angle | 74° | 74° | ±0.0° |
| Effective top tube | 646mm | 646mm | ±0 mm |
| Chainstay length | 420mm | 420mm | ±0 mm |
| Wheelbase | 1184mm | 1184mm | ±0 mm |
| BB drop | 18mm | 18mm | ±0 mm |
| Standover | 774mm | 764mm | −10 mm |
| Seat tube length | 523mm | 523mm | ±0 mm |
| Fork length | 542mm | 542mm | ±0 mm |
| Head tube length | not listed | 95mm |
Differences are the Specialized Stumpjumper 27.5 Frameset minus the Specialized Stumpjumper Comp Alloy 27.5. Full charts: 2018 Specialized Stumpjumper Comp Alloy 27.5, 2018 Specialized Stumpjumper 27.5 Frameset.
Where each sits in its class
Specialized Stumpjumper Comp Alloy 27.5Specialized Stumpjumper 27.5 Frameset
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 Comp Alloy 27.5Comp Alloy 27.5 | Specialized Stumpjumper 27.5 FramesetS-Works Frameset |
|---|---|---|
| Fork | Fox FLOAT 34 27.5 Rhythm | not listed |
| Rear shock | RockShox Monarch RT | Öhlins STX |
| Shifter | SRAM GX | not listed |
| Derailleur | SRAM GX | not listed |
| Cassette | SRAM XG-1150 | not listed |
| Chain | KMC X-11 | not listed |
| Crankset | Race Face Aeffect | not listed |
| Tire | Specialized Butcher | not listed |
| Hub | Specialized Stout Pro 110 | not listed |
| Rim | Roval Traverse 27.5 | not listed |
| Brake | SRAM Guide R | not listed |
| Grips | Specialized Sip Grip | not listed |
| Seatpost | Specialized Command Post IRcc | not listed |
| Saddle | Specialized Henge Comp | not listed |
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