Bike-on-Bike
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Brother Cycles Kepler
Geometry
Stack | 580mm | — |
Reach | 392mm | — |
Stack to Reach Ratio | 1.48:1 | — |
Seat Tube Length, C-C | 565mm | — |
Top Tube Length, Actual C-C | 575mm | — |
Head Tube Angle | 72deg | — |
Seat Tube Angle | 72.5deg | — |
Head Tube Length | 142mm | — |
Bottom Bracket Drop | 70mm | — |
Bottom Bracket Height | 270mm | — |
Chainstay Length | 435mm | — |
Chainstay Length Horizontal | 429.3mm | — |
Front-Center | 609.7mm | — |
Front-Center Horizontal | 605.7mm | — |
Wheelbase | 1035mm | — |
Fork Offset/Rake | 45mm | — |
Fork Length (Axle-To-Crown) | 400mm | — |
Trail | 63.2mm mid/neutral | — — |
Mechanical Trail | 60.1mm | — |
Wheel Flop | 18.6mm | — |
Tire to Pedal Spindle | 99.7mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 100mm 170 mm cranks | — |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | — — |
Tire Width | 48mm | — |
Tire Outer Diameter | 680mm | — |
Bike Length with Tires | 1715mm | — |
| Suspension Type | Rigid, non-suspension corrected | — |
| Bar Type | Drop Bar | — |
| Frame Material | Steel | — |
| Fork Material | Steel | — |
| Brake Type | Disc | — |
Meta
| Actions | — | |
| Source | https://www.brothercycles.com/shop/frames/kepler-2026/ | — |
| Brand | — | |
| Bike | — | |
| Size | — | |
| Category | — |