2024 Specialized Diverge STR Expert vs 2026 Fairlight Faran Shimano RX825
The Fairlight Faran Shimano RX825 size closest to your 54 is the 54T. Compare the 54T instead
What changes on the Fairlight Faran Shimano RX825
Compared with the Specialized Diverge STR Expert in 54, the Fairlight Faran Shimano RX825 in 51T places the top of the head tube 23 mm lower and 13 mm further back, relative to the bottom bracket. Its wheelbase is 11 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −23 mm
- Lower front end
- Frame reach
- −13 mm
- Shorter frame reach
- Wheelbase
- −11 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Specialized Diverge STR Expert, 54Fairlight Faran Shimano RX825, 51TDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge STR Expert 54 | Fairlight Faran Shimano RX825 51T | Difference |
|---|---|---|---|
| Reach | 383 | 370 | −13 mm |
| Stack | 593 | 570 | −23 mm |
| Head tube angle | 71.25° | 71.5 | +0.3° |
| Seat tube angle | 74° | 74 | ±0.0° |
| Chainstay length | 429mm | 432 | +3 mm |
| Wheelbase | 1034mm | 1023 | −11 mm |
| BB drop | 85mm | not listed | |
| BB height | 265mm | not listed | |
| Standover | 753mm | not listed | |
| Seat tube length | 470mm | not listed | |
| Fork length | 390mm | not listed | |
| Head tube length | 115mm | not listed |
Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge STR Expert. Full charts: 2024 Specialized Diverge STR Expert, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Specialized Diverge STR ExpertFairlight Faran Shimano RX825
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 | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Specialized Diverge | Fairlight Faran 3.0 |
| Fork | Specialized Future Shock 3.2 | Fairlight Faran 3.0 Steel |
| Rear shock | Specialized Future Shock | not listed |
| Shifter | SRAM Rival | Shimano GRX RX825 Di2 |
| Derailleur | SRAM GX Eagle AXS | Shimano GRX RX825 Di2 |
| Cassette | SRAM NX Eagle | Shimano HG710/M7000 |
| Chain | SRAM GX Eagle | not listed |
| Crankset | SRAM RIVAL 1 WIDE | Shimano FC-RX820-2 |
| Chainring | SRAM Rival E1 | Shimano GRX RX820 |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | Roval Terra C | Hope RX24/Fortus 26 Pro5 |
| Tire | Specialized Tracer Pro | Panaracer Gravel King X1 |
| Hub | DT Swiss 370 | not listed |
| Rim | Roval Terra C | not listed |
| Brake | SRAM Rival eTap AXS | Shimano GRX Di2 |
| Rotor | SRAM Paceline | Shimano RT-801 |
| Handlebar | Specialized Hover | FSA Adventure |
| Stem | Specialized Future Stem | Gossamer Energy |
| Bar tape | Supacaz Super Sticky Kush | not listed |
| Seatpost | Specialized Carbon Seat Post | SL-K |
| Saddle | Specialized Power Expert | not listed |
| Headset | not listed | Hope Standard |
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