2026 Specialized Diverge 4 Pro LTD vs 2026 Fairlight Faran Shimano RX825
The 54T is the Fairlight Faran Shimano RX825 size closest to your 54 Specialized Diverge 4 Pro LTD. 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 Fairlight Faran Shimano RX825
Compared with the Specialized Diverge 4 Pro LTD in 54, the Fairlight Faran Shimano RX825 in 54T places the top of the head tube at about the same height and 9 mm further back, relative to the bottom bracket. Its wheelbase is 8 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −2 mm
- About the same height
- Frame reach
- −9 mm
- Shorter frame reach
- Wheelbase
- −8 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 Pro LTD, 54Fairlight Faran Shimano RX825, 54TDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge 4 Pro LTD 54 | Fairlight Faran Shimano RX825 54T | Difference |
|---|---|---|---|
| Reach | 387mm | 378 | −9 mm |
| Stack | 592mm | 590 | −2 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 | 1033 | −8 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 Pro LTD. Full charts: 2026 Specialized Diverge 4 Pro LTD, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Specialized Diverge 4 Pro LTDFairlight 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 Pro LTDPro LTD | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Specialized Diverge FACT | Fairlight Faran 3.0 |
| Fork | Specialized Future Shock 3.3 | Fairlight Faran 3.0 Steel |
| Shifter | SRAM RED AXS E1 | Shimano GRX RX825 Di2 |
| Derailleur | SRAM Red AXS XPLR E1 | Shimano GRX RX825 Di2 |
| Cassette | SRAM RED XPLR E1 | Shimano HG710/M7000 |
| Chain | SRAM Red E1 | not listed |
| Crankset | SRAM RED AXS | Shimano FC-RX820-2 |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | Roval Terra CLX II | Hope RX24/Fortus 26 Pro5 |
| Tire | Specialized Tracer TLR All Terrain Gravel | Panaracer Gravel King X1 |
| Brake | SRAM Red AXS, SRAM Red E1 | Shimano GRX Di2 |
| Handlebar | Roval Terra | FSA Adventure |
| Stem | Roval Alpinist | Gossamer Energy |
| Bar tape | Supacaz Super Sticky Kush | not listed |
| Seatpost | Roval Terra | SL-K |
| Saddle | Specialized S-Works Power | not listed |
| Chainring | not listed | Shimano GRX RX820 |
| Rotor | not listed | Shimano RT-801 |
| Headset | not listed | Hope Standard |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
