Quiver

2024 Specialized Diverge STR Frameset vs 2026 Fairlight Faran Shimano RX825

The 54T is the Fairlight Faran Shimano RX825 size closest to your 54 Specialized Diverge STR Frameset. 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 STR Frameset in 54, the Fairlight Faran Shimano RX825 in 54T places the top of the head tube 3 mm lower and 5 mm further back, relative to the bottom bracket.

Frame stack
−3 mm
Lower front end
Frame reach
−5 mm
Shorter frame reach
Wheelbase
−1 mm
About the same
Head angle
+0.8°
Steeper: sharper steering
Chainstays
+3 mm
Longer: more planted

The two frames

2024 Specialized Diverge STR Frameset (54) and 2026 Fairlight Faran Shimano RX825 (54T), lined up at the bottom bracketBoth frames drawn to scale. The Specialized Diverge STR Frameset is drawn in full with its measurements, and the Fairlight Faran Shimano RX825 is the colored outline on top.J 1034

Specialized Diverge STR Frameset, 54Fairlight Faran Shimano RX825, 54TDrawn to scale and lined up at the bottom bracket.

Geometry side by side

MeasurementSpecialized Diverge STR Frameset 54Fairlight Faran Shimano RX825 54TDifference
Reach383mm378−5 mm
Stack593mm590−3 mm
Head tube angle71.25°72+0.8°
Seat tube angle74°74±0.0°
Effective top tube556mmnot listed
Chainstay length429mm432+3 mm
Wheelbase1034mm1033−1 mm
BB drop85mmnot listed
BB height265mmnot listed
Standover753mmnot listed
Seat tube length470mmnot listed
Fork length390mmnot listed
Head tube length115mmnot listed

Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge STR Frameset. Full charts: 2024 Specialized Diverge STR Frameset, 2026 Fairlight Faran Shimano RX825.

Where each sits in its class

Specialized Diverge STR FramesetFairlight Faran Shimano RX825

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

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.

PartSpecialized Diverge STR FramesetS-Works STR FramesetFairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x
FrameSpecialized Diverge FACTFairlight Faran 3.0
ForkSpecialized Future Shock 3.3Fairlight Faran 3.0 Steel
Shifternot listedShimano GRX RX825 Di2
Derailleurnot listedShimano GRX RX825 Di2
Cassettenot listedShimano HG710/M7000
Cranksetnot listedShimano FC-RX820-2
Chainringnot listedShimano GRX RX820
Wheelsetnot listedHope RX24/Fortus 26 Pro5
Tirenot listedPanaracer Gravel King X1
Brakenot listedShimano GRX Di2
Rotornot listedShimano RT-801
Handlebarnot listedFSA Adventure
Stemnot listedGossamer Energy
Headsetnot listedHope Standard
Seatpostnot listedSL-K

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