2013 Author A 33 Base 50
Build
700C/29 in × 25 mm
Insights
Somewhat aggressive stack and reach vs trend of sport touring bikes
Design deviates from other sizes of Author A 33
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 542.6mm |
| Reach | 389.9mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 545mm |
| Seat Tube Length, C-C | 500mm |
| Top Tube Length, Actual C-C | 553mm |
| Head Tube Angle | 73.3deg |
| Seat Tube Angle | 73.3deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 67mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 405mm |
| Chainstay Length Horizontal | 399.4mm |
| Front-Center | 583.4mm |
| Front-Center Horizontal | 579.6mm |
| Wheelbase | 979mm |
| Fork Offset/Rake | 45mm |
| Fork Length (On-Axis) | 370mm |
| Trail | 53.8mm mid/neutral |
| Mechanical Trail | 51.6mm |
| Wheel Flop | 14.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 77.4mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1651mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Rim |
Published Sizing Recommendations
| Height | 160 cm to 170 cm |
Source:https://cz.author.eu/a-33-2013-ua42818601#!geometrie-modelu