2023 Specialized Diverge STR Expert vs 2025 Marin Gestalt Base
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Marin Gestalt Base
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- n/a
- One of the bikes has no number for this
- Wheelbase
- −54 mm
- Shorter: quicker to change direction
- Head angle
- −0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Specialized Diverge STR Expert numbers we have for size 61 are missing the reach and stack. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Diverge STR Expert 61 | Marin Gestalt Base 54 | Difference |
|---|---|---|---|
| Reach | not listed | 377 | |
| Stack | not listed | 582 | |
| Head tube angle | 71.75° | 71.5 | −0.3° |
| Seat tube angle | 74° | 73.5 | −0.5° |
| Chainstay length | 429mm | 432 | +3 mm |
| Wheelbase | 1078mm | 1024 | −54 mm |
| BB drop | 85mm | 78 | −7 mm |
| BB height | 265mm | not listed | |
| Standover | 833mm | 755 | −78 mm |
| Seat tube length | 560mm | 500 | −60 mm |
| Fork length | 390mm | not listed | |
| Head tube length | 182mm | not listed | |
| Effective top tube | not listed | 550 |
Differences are the Marin Gestalt Base minus the Specialized Diverge STR Expert. Full charts: 2023 Specialized Diverge STR Expert, 2025 Marin Gestalt Base.
Where each sits in its class
Specialized Diverge STR ExpertMarin 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 STR ExpertSTR Expert | Marin Gestalt BaseBase |
|---|---|---|
| Frame | Specialized Diverge FACT | Marin Gestalt |
| Fork | Specialized Future Shock 2.0 | 6061 Aluminum, Straight-Blade, Post-Mount Disc |
| Shifter | SRAM Rival eTAP AXS | Shimano Claris |
| Derailleur | SRAM GX Eagle AXS | Shimano Claris |
| Cassette | SRAM NX Eagle | SunRace 8-Speed, 11-32T |
| Chain | SRAM GX Eagle | KMC Z8 |
| Crankset | SRAM Rival 1 | FSA Tempo |
| Chainring | SRAM Rival E1 | not listed |
| Bottom bracket | SRAM DUB | Sealed Bearing Square Taper |
| Wheelset | Roval Terra C | Marin Aluminum Double Wall, 21mm Inner, 22mm Tall |
| Tire | Specialized Tracer Pro 2BR | WTB Exposure Comp |
| Brake | SRAM Rival eTap AXS | Tektro MD-C400 |
| Rotor | SRAM Paceline | not listed |
| Handlebar | Specialized Hover | Marin Butted Alloy, Compact 16º Flared Drop |
| Stem | Specialized Future | not listed |
| Seatpost | S Works Carbon | Marin Alloy, 27.2mm |
| Saddle | Specialized Power Expert | Marin Beyond Road Concept Elite |
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