Cannondale Jekyll 2027 geometry

Size chart for fitting. If this bike already feels right, find others with a similar riding position (size L). Category: mtb-enduro.
| Size | Stack | Reach | Head tube angle | Seat tube angle | Chainstay | Wheelbase | BB drop |
|---|---|---|---|---|---|---|---|
| L | 637 mm | 490 mm | 64.0° | 77.5° | 440 mm | 1275 mm | 28 mm |
| M | 628 mm | 465 mm | 64.0° | 77.5° | 440 mm | 1248 mm | 28 mm |
| S | 619 mm | 440 mm | 64.0° | 77.5° | 440 mm | 1221 mm | 28 mm |
| XL | 646 mm | 515 mm | 64.0° | 77.5° | 440 mm | 1302 mm | 28 mm |
Similar bikes
Closest matches to this riding position — free, no login.
Santa Cruz Tallboy 2025Size XL · 637 mm / 490 mm
Santa Cruz Tallboy 2026Size XL · 638 mm / 490 mm
Cannondale Jekyll 2026Size L · 637 mm / 490 mm
Santa Cruz Tallboy 2024Size XL · 637 mm / 490 mm
Santa Cruz Tallboy 2027Size XL · 638 mm / 490 mm
Cannondale Jekyll 2025Size L · 636 mm / 490 mm
Santa Cruz Tallboy 2023Size XL · 636 mm / 490 mm
Cannondale Jekyll 2024Size L · 636 mm / 490 mm
Size guidance
Stack and reach describe the frame's cockpit envelope better than traditional seat-tube sizing. If you know your preferred stack/reach from a bike that already fits, search within a few millimeters first, then check head angle and chainstay for handling feel. See the glossary for stack, reach, and HTA.