2026 Kona Bicycle Company Unity Base S
Build
650B/27.5 in × 72 mm
Insights
Design deviates from other sizes of Kona Bicycle Company Unity
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 615mm |
| Reach | 435mm |
| Stack to Reach Ratio | 1.41:1 |
| Seat Tube Length, Unknown | 370mm |
| Top Tube Length, Effective/Horizontal Center | 591mm |
| Top Tube Slope | 26deg |
| Head Tube Angle | 65.8deg |
| Seat Tube Angle | 75.8deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 294mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 434.4mm |
| Front-Center | 745mm |
| Front-Center Horizontal | 741.6mm |
| Wheelbase | 1176mm |
| Fork Offset/Rake | 59mm |
| Fork Length (On-Axis) | 450mm |
| Trail | 98.9mm very high |
| Mechanical Trail | 90.2mm |
| Wheel Flop | 37mm |
| Standover Height | 725mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 216mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 129mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 72mm |
| Tire Outer Diameter | 728mm |
| Bike Length with Tires | 1904mm |
| Crank Length | 165mm |
| Handlebar Width | 760mm |
| Stem Length | 35mm |
| Stem Angle | 0deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://konaworld.com/products/unity-37?variant=51269103976743