2024 Ridley Grifn RS GRX800 vs 2026 Fairlight Faran Shimano RX825
The 56T is the Fairlight Faran Shimano RX825 size closest to your L Ridley Grifn RS GRX800. 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 Ridley Grifn RS GRX800 in L, the Fairlight Faran Shimano RX825 in 56T places the top of the head tube 3 mm lower and 17 mm further back, relative to the bottom bracket. Its wheelbase is 5 mm longer, which can contribute to stability at speed.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- −17 mm
- Shorter frame reach
- Wheelbase
- +5 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +12 mm
- Longer: more planted
The two frames
Ridley Grifn RS GRX800, LFairlight Faran Shimano RX825, 56TDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Ridley Grifn RS GRX800 L | Fairlight Faran Shimano RX825 56T | Difference |
|---|---|---|---|
| Reach | 403 | 386 | −17 mm |
| Stack | 614 | 611 | −3 mm |
| Head tube angle | 72 | 72 | ±0.0° |
| Seat tube angle | 73.5 | 73.5 | ±0.0° |
| Effective top tube | 585 | not listed | |
| Chainstay length | 420 | 432 | +12 mm |
| Wheelbase | 1043 | 1048 | +5 mm |
| BB drop | not listed | not listed | |
| Standover | 843 | not listed | |
| Seat tube length | 545 | not listed |
Differences are the Fairlight Faran Shimano RX825 minus the Ridley Grifn RS GRX800. Full charts: 2024 Ridley Grifn RS GRX800, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Ridley Grifn RS GRX800Fairlight 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 | Ridley Grifn RS GRX800GRX800 DI2 | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Ridley Grifn RS | Fairlight Faran 3.0 |
| Fork | 4za AllRoad RS | Fairlight Faran 3.0 Steel |
| Shifter | Shimano GRX Di2 | Shimano GRX RX825 Di2 |
| Derailleur | Shimano GRX Di2 | Shimano GRX RX825 Di2 |
| Cassette | Shimano Ultegra | Shimano HG710/M7000 |
| Crankset | Shimano GRX RX820 | Shimano FC-RX820-2 |
| Chainring | Shimano GRX RX820 | Shimano GRX RX820 |
| Wheelset | DT Swiss GRC1600 | Hope RX24/Fortus 26 Pro5 |
| Tire | Vittoria Terreno Dry | Panaracer Gravel King X1 |
| Handlebar | 4za Nimbus Pro | FSA Adventure |
| Stem | Forza Cirrus Pro Integrated Flared | Gossamer Energy |
| Seatpost | Forza Aero | SL-K |
| Saddle | Selle Italia SLR Advan L3 | not listed |
| Brake | not listed | Shimano GRX Di2 |
| Rotor | not listed | Shimano RT-801 |
| Headset | not listed | Hope Standard |
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