2026 MMR Bikes Aelion Base M
Build
700C/29 in × 30 mm
Insights
Average stack and reach vs trend of performance road bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 546mm |
| Reach | 387mm |
| Stack to Reach Ratio | 1.41:1 |
| Seat Tube Length, C-C | 480mm |
| Top Tube Length, Effective/Horizontal HT Top | 549mm |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73.5deg |
| Chainstay Length | 410mm |
| Wheelbase | 990mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1672mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Aero Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:mmrbikes.com