2021 Author Ronin SL 540
Build
700C/29 in × 38 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 587mm |
| Reach | 386mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, C-T | 540mm |
| Seat Tube Length, C-C | 500mm |
| Top Tube Length, Effective/Horizontal HT Top | 560mm |
| Top Tube Length, Actual C-C | 544mm |
| Top Tube Slope | 7.3deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 69mm |
| Bottom Bracket Height | 280mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 419.4mm |
| Front-Center | 621.5mm |
| Front-Center Horizontal | 617.6mm |
| Wheelbase | 1037mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 404mm |
| Trail | 67.3mm high |
| Mechanical Trail | 63.6mm |
| Wheel Flop | 20.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 102.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 110mm |
SL Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1735mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 176 cm to 188 cm |
Source:https://en.author.eu/adventure/gravel-bike/author-ronin-sl-2020-ua42930602