2017 Specialized Diverge Sport A1 vs 2019 Specialized Crux
The 54 is the Specialized Crux size closest to your 54 Specialized Diverge Sport A1. 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 Specialized Crux
Compared with the Specialized Diverge Sport A1 in 54, the Specialized Crux in 54 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket. Its wheelbase is 19 mm longer, which can contribute to stability at speed.
- Frame stack
- +1 mm
- About the same height
- Frame reach
- +2 mm
- About the same reach
- Wheelbase
- +19 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Specialized Diverge Sport A1, 54Specialized Crux, 54Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge Sport A1 54 | Specialized Crux 54 | Difference |
|---|---|---|---|
| Reach | 380mm | 382mm | +2 mm |
| Stack | 565mm | 566mm | +1 mm |
| Head tube angle | 72° | 71.5° | −0.5° |
| Seat tube angle | 73.5° | 73.5° | ±0.0° |
| Effective top tube | 547mm | 550mm | +3 mm |
| Chainstay length | 415mm | 425mm | +10 mm |
| Wheelbase | 1001mm | 1020mm | +19 mm |
| BB drop | 72mm | 69mm | −3 mm |
| BB height | 274mm | 283.5mm | +10 mm |
| Standover | 776mm | 808.5mm | +33 mm |
| Seat tube length | 466mm | 530mm | +64 mm |
| Fork length | 400mm | 400mm | ±0 mm |
| Head tube length | 134mm | 140mm | +6 mm |
Differences are the Specialized Crux minus the Specialized Diverge Sport A1. Full charts: 2017 Specialized Diverge Sport A1, 2019 Specialized Crux.
Where each sits in its class
Specialized Diverge Sport A1Specialized Crux
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 Sport A1Sport A1 | Specialized CruxS-Works |
|---|---|---|
| Shifter | Shimano Sora | Shimano Dura-Ace R9170 Di2 shift |
| Derailleur | Shimano Sora | Shimano XTR M9050 Di2 |
| Chain | KMC X9 | Shimano Dura-Ace |
| Crankset | Praxis Alba | Specialized S-Works Power |
| Wheelset | Specialized Axis Sport | Roval CLX 50 |
| Tire | Specialized Espoir Sport | Specialized Tracer Pro |
| Brake | Tektro Mira | Shimano Dura-Ace |
| Saddle | Specialized Toupé Sport | Specialized S-Works Phenom |
| Cassette | not listed | Shimano Ultegra |
| Chainring | not listed | Praxis Wave Tech |
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