2026 Specialized Diverge 4 Sport Alloy 54
Build
700C/29 in × 45 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 578mm |
| Reach | 383mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, Unknown | 470mm |
| Top Tube Length, Effective/Horizontal Center | 556mm |
| Top Tube Slope | 13.8deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 116mm |
| Bottom Bracket Drop | 85mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 421.5mm |
| Front-Center | 626mm |
| Front-Center Horizontal | 619.5mm |
| Wheelbase | 1041mm |
| Fork Offset/Rake | 55mm |
| Fork Length (Axle-To-Crown) | 391mm |
| Trail | 64.4mm mid/neutral |
| Mechanical Trail | 60.9mm |
| Wheel Flop | 19.8mm |
| Standover Height | 754mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 97.5mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 98.5mm |
4 Sport Alloy Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1753mm |
| Crank Length | 172.5mm |
| Handlebar Width | 420mm |
| Stem Length | 80mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Drop Bar |
| Fork Travel | 20mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.specialized.com/rs/en/diverge-4-sport-alloy-shimano-cues/p/4223511?color=5459925-4223511