2026 Pivot Mach 4 SL Expert vs 2026 Specialized Epic 8 EVO
The Specialized Epic 8 EVO size closest to your M is the M. Compare the M instead
What changes on the Specialized Epic 8 EVO
Compared with the Pivot Mach 4 SL Expert in M, the Specialized Epic 8 EVO in XL (High) places the top of the head tube 30 mm higher and 45 mm further forward, relative to the bottom bracket. Its wheelbase is 68 mm longer, which can contribute to stability at speed.
- Frame stack
- +30 mm
- Higher front end
- Frame reach
- +45 mm
- Longer frame reach
- Wheelbase
- +68 mm
- Longer: steadier at speed
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Pivot Mach 4 SL Expert, MSpecialized Epic 8 EVO, XL (High)Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Pivot Mach 4 SL Expert M | Specialized Epic 8 EVO XL (High) | Difference |
|---|---|---|---|
| Reach | 450 | 495mm | +45 mm |
| Stack | 602 | 632mm | +30 mm |
| Head tube angle | 66 | 65.9° | −0.1° |
| Seat tube angle | 75 | 75° | ±0.0° |
| Effective top tube | 619 | 662mm | +43 mm |
| Chainstay length | 432 | 435mm | +3 mm |
| Wheelbase | 1179 | 1247mm | +68 mm |
| BB drop | 38 | not listed | |
| BB height | 336 | 337mm | +1 mm |
| Standover | 687 | 779mm | +92 mm |
| Seat tube length | 420 | 500mm | +80 mm |
| Head tube length | 105 | 130mm | +25 mm |
| Fork length | not listed | 540mm |
Differences are the Specialized Epic 8 EVO minus the Pivot Mach 4 SL Expert. Full charts: 2026 Pivot Mach 4 SL Expert, 2026 Specialized Epic 8 EVO.
Where each sits in its class
Pivot Mach 4 SL ExpertSpecialized Epic 8 EVO
Each bike is ranked against the other XC 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 | Pivot Mach 4 SL ExpertExpert | Specialized Epic 8 EVOS-Works EVO |
|---|---|---|
| Frame | Pivot Mach 4 SL | not listed |
| Fork | Fox 34SL Performance | Fox SL Factory |
| Rear shock | Fox Float Performance | Fox FLOAT Factory |
| Shifter | Shimano XT | Shimano XTR Di2 |
| Derailleur | Shimano XT Di2 | Shimano XTR Di2 |
| Cassette | Shimano XT M8200 | Shimano XTR |
| Chain | Shimano XT M8100 | Shimano XTR |
| Crankset | Race Face Æffect R | Shimano XTR M9200 |
| Wheelset | DT Swiss X 1900 | Roval Control SL VI |
| Tire | Maxxis Rekon Race | Specialized Purgatory, Specialized Ground Control |
| Brake | Shimano XT M8200 | Shimano XTR M9220 |
| Rotor | Shimano SM-RT86 | not listed |
| Handlebar | Phoenix Team Flat | Roval Control |
| Stem | Phoenix Factory Lock-On | Industry Nine A35 |
| Bottom bracket | not listed | Shimano MT801 |
| Seatpost | not listed | Fox Transfer Neo |
| Saddle | not listed | Specialized S-Works Power |
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