2017 Specialized Enduro Pro Carbon 650b vs 2019 Specialized Stumpjumper Men's Comp Alloy 27.5
The Specialized Stumpjumper Men's Comp Alloy 27.5 size closest to your M is the M. Compare the M instead
What changes on the Specialized Stumpjumper Men's Comp Alloy 27.5
Compared with the Specialized Enduro Pro Carbon 650b in M, the Specialized Stumpjumper Men's Comp Alloy 27.5 in XL places the top of the head tube 47 mm higher and 50 mm further forward, relative to the bottom bracket. Its wheelbase is 68 mm longer, which can contribute to stability at speed.
- Frame stack
- +47 mm
- Higher front end
- Frame reach
- +50 mm
- Longer frame reach
- Wheelbase
- +68 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +7 mm
- Longer: more planted
The two frames
Specialized Enduro Pro Carbon 650b, MSpecialized Stumpjumper Men's Comp Alloy 27.5, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Enduro Pro Carbon 650b M | Specialized Stumpjumper Men's Comp Alloy 27.5 XL | Difference |
|---|---|---|---|
| Reach | 430mm | 480mm | +50 mm |
| Stack | 590mm | 637mm | +47 mm |
| Head tube angle | 65.5° | 65.5° | ±0.0° |
| Seat tube angle | 76° | 74.2° | −1.8° |
| Effective top tube | 576mm | 660mm | +84 mm |
| Chainstay length | 425mm | 432mm | +7 mm |
| Wheelbase | 1175mm | 1243mm | +68 mm |
| BB drop | 10.5mm | 21mm | +11 mm |
| Standover | 771mm | 770mm | −1 mm |
| Seat tube length | 430mm | 505mm | +75 mm |
| Fork length | 559mm | 542mm | −17 mm |
| Head tube length | 100mm | 155mm | +55 mm |
| BB height | not listed | 336mm |
Differences are the Specialized Stumpjumper Men's Comp Alloy 27.5 minus the Specialized Enduro Pro Carbon 650b. Full charts: 2017 Specialized Enduro Pro Carbon 650b, 2019 Specialized Stumpjumper Men's Comp Alloy 27.5.
Where each sits in its class
Specialized Enduro Pro Carbon 650bSpecialized Stumpjumper Men's Comp Alloy 27.5
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 Enduro Pro Carbon 650bPro Carbon 650b | Specialized Stumpjumper Men's Comp Alloy 27.5Men's Comp Alloy 27.5 |
|---|---|---|
| Fork | RockShox Lyrik RC 27.5 | Fox Float Rhythm |
| Rear shock | Öhlins STX | Fox Float DPS Performance |
| Shifter | SRAM X01 Eagle | Shimano SLX |
| Derailleur | SRAM X01 Eagle | Shimano XT |
| Cassette | SRAM X01 Eagle | Shimano SLX |
| Chain | SRAM X01 Eagle | KMC X-11 |
| Crankset | SRAM X01 Eagle | Race Face Aeffect |
| Bottom bracket | SRAM XR | not listed |
| Tire | Specialized Slaughter, Specialized Butcher | Specialized Butcher, Specialized Purgatory |
| Hub | Roval Traverse | not listed |
| Rim | Roval Traverse 650 | Roval Traverse 27.5 |
| Brake | SRAM Guide RS | Shimano SLX |
| Grips | Specialized Sip Grip | Specialized Sip Grip |
| Dropper post | Specialized Command Post IRcc | X-Fusion Manic |
| Seatpost | Specialized Command Post IRcc | X-Fusion Manic |
| Saddle | Specialized Henge Expert | Specialized Phenom Comp |
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