2026 Specialized Diverge Sport Carbon vs 2025 Marin Gestalt Base
The 56 is the Marin Gestalt Base size closest to your 54 Specialized Diverge Sport Carbon. 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 Marin Gestalt Base
Compared with the Specialized Diverge Sport Carbon in 54, the Marin Gestalt Base in 56 places the top of the head tube 9 mm higher and about as far forward, relative to the bottom bracket.
- Frame stack
- +9 mm
- Higher front end
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- −1 mm
- About the same
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
Specialized Diverge Sport Carbon, 54Marin Gestalt Base, 56Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge Sport Carbon 54 | Marin Gestalt Base 56 | Difference |
|---|---|---|---|
| Reach | 387 | 387 | ±0 mm |
| Stack | 592 | 601 | +9 mm |
| Head tube angle | 71 | 71.5 | +0.5° |
| Seat tube angle | 74 | 73.5 | −0.5° |
| Chainstay length | 430 | 432 | +2 mm |
| Wheelbase | 1041 | 1040 | −1 mm |
| BB drop | 85 | 78 | −7 mm |
| Seat tube length | 470 | 520 | +50 mm |
| Effective top tube | not listed | 565 | |
| Standover | not listed | 775 |
Differences are the Marin Gestalt Base minus the Specialized Diverge Sport Carbon. Full charts: 2026 Specialized Diverge Sport Carbon, 2025 Marin Gestalt Base.
Where each sits in its class
Specialized Diverge Sport CarbonMarin Gestalt Base
Each bike is ranked against the other gravel 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 Diverge Sport Carbon4 Sport Carbon | Marin Gestalt BaseBase |
|---|---|---|
| Frame | Specialized FACT 9r | Marin Gestalt |
| Fork | Specialized Future Shock 3.1 | 6061 Aluminum, Straight-Blade, Post-Mount Disc |
| Shifter | Shimano GRX RX610 | Shimano Claris |
| Derailleur | Shimano GRX RX822 | Shimano Claris |
| Cassette | Shimano SLX M7100 | SunRace 8-Speed, 11-32T |
| Chain | Shimano SLX M7100 | KMC Z8 |
| Crankset | Shimano GRX RX610 | FSA Tempo |
| Bottom bracket | Shimano BSA | Sealed Bearing Square Taper |
| Wheelset | DT Swiss G540 | Marin Aluminum Double Wall, 21mm Inner, 22mm Tall |
| Tire | Tracer | WTB Exposure Comp |
| Brake | Shimano GRX RX410 | Tektro MD-C400 |
| Handlebar | Specialized Hover | Marin Butted Alloy, Compact 16º Flared Drop |
| Stem | Specialized Future | not listed |
| Grips | Specialized Body Geometry | not listed |
| Bar tape | Supacaz Super Sticky Kush | not listed |
| Seatpost | Specialized Carbon | Marin Alloy, 27.2mm |
| Saddle | Specialized Power Sport | Marin Beyond Road Concept Elite |
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