2020 Specialized Stumpjumper Pemberton LTD Edition 29 vs 2020 Specialized Stumpjumper ST Alloy 29
The Specialized Stumpjumper ST Alloy 29 size closest to your M is the M. Compare the M instead
What changes on the Specialized Stumpjumper ST Alloy 29
Compared with the Specialized Stumpjumper Pemberton LTD Edition 29 in M, the Specialized Stumpjumper ST Alloy 29 in S places the top of the head tube 5 mm higher and 20 mm further back, relative to the bottom bracket. Its wheelbase is 18 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- −20 mm
- Shorter frame reach
- Wheelbase
- −18 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Specialized Stumpjumper Pemberton LTD Edition 29, MSpecialized Stumpjumper ST Alloy 29, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper Pemberton LTD Edition 29 M | Specialized Stumpjumper ST Alloy 29 S | Difference |
|---|---|---|---|
| Reach | 425mm | 405mm | −20 mm |
| Stack | 614mm | 619mm | +5 mm |
| Head tube angle | 66.5° | 66.5° | ±0.0° |
| Seat tube angle | 74.5° | 74.8° | +0.3° |
| Chainstay length | 437mm | 437mm | ±0 mm |
| Wheelbase | 1169mm | 1151mm | −18 mm |
| BB drop | 33mm | 33mm | ±0 mm |
| BB height | 342mm | 341mm | −1 mm |
| Standover | 750mm | 756mm | +6 mm |
| Seat tube length | 410mm | 380mm | −30 mm |
| Fork length | 560mm | 560mm | ±0 mm |
| Head tube length | 95mm | 100mm | +5 mm |
Differences are the Specialized Stumpjumper ST Alloy 29 minus the Specialized Stumpjumper Pemberton LTD Edition 29. Full charts: 2020 Specialized Stumpjumper Pemberton LTD Edition 29, 2020 Specialized Stumpjumper ST Alloy 29.
Where each sits in its class
Specialized Stumpjumper Pemberton LTD Edition 29Specialized Stumpjumper ST Alloy 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 Pemberton LTD Edition 29Pemberton LTD Edition 29 | Specialized Stumpjumper ST Alloy 29 |
|---|---|---|
| Rear shock | Fox DHX2 Performance elite | not listed |
| Shifter | SRAM X01 Eagle | not listed |
| Derailleur | SRAM X01 Eagle | not listed |
| Cassette | SRAM GX Eagle | not listed |
| Chain | SRAM GX Eagle | not listed |
| Crankset | SRAM XX1 Eagle | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Tire | Specialized Butcher, Specialized Eliminator | not listed |
| Hub | DT Swiss 350 | not listed |
| Rim | Roval Traverse | not listed |
| Brake | Magura MT7 | not listed |
| Stem | Specialized Deity | not listed |
| Grips | Specialized Deity | not listed |
| Seatpost | RockShox Reverb Stealth | not listed |
| Saddle | Specialized Henge Expert | not listed |
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