2024 Specialized Diverge STR Frameset vs 2026 Specialized Diverge 4 Pro
The Specialized Diverge 4 Pro size closest to your 54 is the 54. Compare the 54 instead
What changes on the Specialized Diverge 4 Pro
Compared with the Specialized Diverge STR Frameset in 54, the Specialized Diverge 4 Pro in 49 places the top of the head tube 30 mm lower and 18 mm further back, relative to the bottom bracket. Its wheelbase is 15 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −30 mm
- Lower front end
- Frame reach
- −18 mm
- Shorter frame reach
- Wheelbase
- −15 mm
- Shorter: quicker to change direction
- Head angle
- −1.3°
- Slacker: calmer steering
- Chainstays
- +1 mm
- About the same
The two frames
Specialized Diverge STR Frameset, 54Specialized Diverge 4 Pro, 49Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge STR Frameset 54 | Specialized Diverge 4 Pro 49 | Difference |
|---|---|---|---|
| Reach | 383mm | 365mm | −18 mm |
| Stack | 593mm | 563mm | −30 mm |
| Head tube angle | 71.25° | 70° | −1.3° |
| Seat tube angle | 74° | 74.5° | +0.5° |
| Effective top tube | 556mm | 521mm | −35 mm |
| Chainstay length | 429mm | 430mm | +1 mm |
| Wheelbase | 1034mm | 1019mm | −15 mm |
| BB drop | 85mm | 85mm | ±0 mm |
| BB height | 265mm | not listed | |
| Standover | 753mm | 700mm | −53 mm |
| Seat tube length | 470mm | 400mm | −70 mm |
| Fork length | 390mm | 391mm | +1 mm |
| Head tube length | 115mm | 90mm | −25 mm |
Differences are the Specialized Diverge 4 Pro minus the Specialized Diverge STR Frameset. Full charts: 2024 Specialized Diverge STR Frameset, 2026 Specialized Diverge 4 Pro.
Where each sits in its class
Specialized Diverge STR FramesetSpecialized Diverge 4 Pro
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 STR FramesetS-Works STR Frameset | Specialized Diverge 4 ProPro |
|---|---|---|
| Frame | Specialized Diverge FACT | Specialized Diverge FACT |
| Fork | Specialized Future Shock 3.3 | Specialized Future Shock 3.3 |
| Shifter | not listed | SRAM Force AXS E1 |
| Derailleur | not listed | SRAM Force AXS E1 XPLR |
| Cassette | not listed | SRAM Force E1 XPLR |
| Chain | not listed | SRAM Force XPLR |
| Crankset | not listed | SRAM Force E1 XPLR |
| Bottom bracket | not listed | SRAM DUB |
| Wheelset | not listed | Roval Terra CL |
| Tire | not listed | Specialized Tracer TLR All Terrain Gravel |
| Brake | not listed | SRAM Force E1 |
| Handlebar | not listed | Roval Terra |
| Seatpost | not listed | Roval Terra |
| Saddle | not listed | Specialized Power Pro Mirror |
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