2026 Jamis Bicycles Ventura All-Road 54
Build
700C/29 in × 36 mm
Insights
Average stack and reach vs trend of endurance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 574mm |
| Reach | 380mm |
| Stack to Reach Ratio | 1.51:1 |
| Top Tube Length, Effective/Horizontal Unknown | 555mm |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 140mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 438mm |
| Chainstay Length Horizontal | 431mm |
| Front-Center | 596.1mm |
| Front-Center Horizontal | 591mm |
| Wheelbase | 1022mm |
| Fork Offset/Rake | 48mm |
| Trail | 62.3mm mid/neutral |
| Mechanical Trail | 59.2mm |
| Wheel Flop | 18.3mm |
| Standover Height | 779mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 79.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
All-Road Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 36mm |
| Tire Outer Diameter | 694mm |
| Bike Length with Tires | 1716mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Unknown |
Source:https://www.jamisbikes.com/bikes/adventure-gravel/all-road/ventura-allroad/