2027 Specialized Diverge 4 Expert Shimano 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 4 Expert Shimano in 54, the Fairlight Faran Shimano RX825 in 54R places the top of the head tube 34 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 9 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −34 mm
- Lower front end
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- −9 mm
- Shorter: quicker to change direction
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- +2 mm
- About the same
The two frames
Specialized Diverge 4 Expert Shimano, 54Fairlight Faran Shimano RX825, 54RDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge 4 Expert Shimano 54 | Fairlight Faran Shimano RX825 54R | Difference |
|---|---|---|---|
| Reach | 387mm | 388 | +1 mm |
| Stack | 592mm | 558 | −34 mm |
| Head tube angle | 71° | 72 | +1.0° |
| Seat tube angle | 74° | 74 | ±0.0° |
| Effective top tube | 556mm | not listed | |
| Chainstay length | 430mm | 432 | +2 mm |
| Wheelbase | 1041mm | 1032 | −9 mm |
| BB drop | 85mm | not listed | |
| Standover | 754mm | not listed | |
| Seat tube length | 470mm | not listed | |
| Fork length | 391mm | not listed | |
| Head tube length | 116mm | not listed |
Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge 4 Expert Shimano. Full charts: 2027 Specialized Diverge 4 Expert Shimano, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Specialized Diverge 4 Expert ShimanoFairlight 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 4 Expert ShimanoExpert - Shimano GRX Di2 | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Specialized Diverge FACT | Fairlight Faran 3.0 |
| Fork | Specialized Future Shock 3.2 | Fairlight Faran 3.0 Steel |
| Shifter | Shimano GRX RX825 Di2 | Shimano GRX RX825 Di2 |
| Derailleur | Shimano GRX RX827 Di2 | Shimano GRX RX825 Di2 |
| Cassette | Shimano XT M8200 | Shimano HG710/M7000 |
| Chain | Shimano XT M8100 | not listed |
| Crankset | Shimano GRX RX820 | Shimano FC-RX820-2 |
| Wheelset | Roval Terra C | Hope RX24/Fortus 26 Pro5 |
| Tire | Specialized Tracer TLR All Terrain Gravel | Panaracer Gravel King X1 |
| Brake | Shimano GRX RX820 | Shimano GRX Di2 |
| Handlebar | Specialized Hover | FSA Adventure |
| Stem | Specialized Future | Gossamer Energy |
| Seatpost | Roval Terra | SL-K |
| Saddle | Specialized Power Expert | not listed |
| Chainring | not listed | Shimano GRX RX820 |
| Rotor | not listed | Shimano RT-801 |
| Headset | not listed | Hope Standard |
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