2020 All-City Cycles Thunderdome Base 55cm
Build
700C/29 in × 25 mm
Insights
Average stack and reach vs trend of track/fixed-gear bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 547mm |
| Reach | 403mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, C-TTT | 550mm |
| Top Tube Length, Effective/Horizontal HT Top | 555mm |
| Top Tube Slope | -0.2deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 165mm |
| Bottom Bracket Drop | 53mm |
| Bottom Bracket Height | 283mm |
| Chainstay Length | 396mm |
| Chainstay Length Horizontal | 392.4mm |
| Front-Center | 613.9mm |
| Front-Center Horizontal | 611.6mm |
| Wheelbase | 1004mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 367mm |
| Trail | 58.8mm mid/neutral |
| Mechanical Trail | 56mm |
| Wheel Flop | 16.9mm |
| Standover Height | 815mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 112.9mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 118mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1676mm |
| Crank Length | 165mm |
| Handlebar Width | 420mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
| Features | Single-speed capable |
Source:https://allcitycycles.com/bikes/thunderdome