2023 Specialized Stumpjumper Alloy vs 2022 Specialized Stumpjumper EVO Expert
The Specialized Stumpjumper EVO Expert size closest to your S3 is the S2. Compare the S2 instead
What changes on the Specialized Stumpjumper EVO Expert
Compared with the Specialized Stumpjumper Alloy in S3, the Specialized Stumpjumper EVO Expert in S1 places the top of the head tube 8 mm lower and 40 mm further back, relative to the bottom bracket. Its wheelbase is 43 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −8 mm
- Lower front end
- Frame reach
- −40 mm
- Shorter frame reach
- Wheelbase
- −43 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −4 mm
- Shorter: livelier
The two frames
Specialized Stumpjumper Alloy, S3Specialized Stumpjumper EVO Expert, S1Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper Alloy S3 | Specialized Stumpjumper EVO Expert S1 | Difference |
|---|---|---|---|
| Reach | 450mm | 410 | −40 mm |
| Stack | 623mm | 615 | −8 mm |
| Head tube angle | 65° | 64.5 | −0.5° |
| Seat tube angle | 77.5° | 78 | +0.5° |
| Chainstay length | 444mm | 440 | −4 mm |
| Wheelbase | 1212mm | 1169 | −43 mm |
| BB drop | 42mm | 40 | −2 mm |
| BB height | 332mm | 335mm | +3 mm |
| Standover | 750mm | 735 | −15 mm |
| Seat tube length | 405mm | 385 | −20 mm |
| Fork length | 550mm | 561mm | +11 mm |
| Head tube length | 120mm | 95mm | −25 mm |
Differences are the Specialized Stumpjumper EVO Expert minus the Specialized Stumpjumper Alloy. Full charts: 2023 Specialized Stumpjumper Alloy, 2022 Specialized Stumpjumper EVO Expert.
Where each sits in its class
Specialized Stumpjumper AlloySpecialized Stumpjumper EVO Expert
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 AlloyAlloy | Specialized Stumpjumper EVO ExpertExpert |
|---|---|---|
| Frame | Specialized chassis | Specialized FACT 11m |
| Rear shock | X-Fusion Pro RL | Fox Float |
| Shifter | SRAM SX Eagle | SRAM X01 Eagle |
| Derailleur | SRAM SX Eagle | SRAM X01 Eagle |
| Cassette | SRAM SX Eagle | SRAM X01 Eagle |
| Chain | SRAM SX Eagle | SRAM GX Eagle |
| Crankset | SRAM SX Eagle | SRAM Descendant |
| Bottom bracket | SRAM PowerSpline | SRAM DUB |
| Tire | Specialized Butcher, Specialized Purgatory | Specialized Butcher, Specialized Eliminator |
| Brake | Tektro Gemini | SRAM Code RS |
| Seatpost | TranzX Dropper | Specialized OneUp |
| Saddle | Specialized Bridge Saddle | Specialized Bridge |
| Fork | not listed | Fox FLOAT 36 Rhythm |
| Chainring | not listed | 30T |
| Wheelset | not listed | Roval Traverse 29 |
| Hub | not listed | Roval DT Swiss 370 |
| Rim | not listed | Roval Traverse 29 |
| Rotor | not listed | Code RS |
| Handlebar | not listed | Specialized Trail |
| Stem | not listed | Specialized Trail Stem |
| Grips | not listed | Specialized Deity |
| Headset | not listed | Integrated |
| Dropper post | not listed | OneUp Components Dropper Post-V2 |
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