2019 Gunnar Cycles USA Track Star Base 480
Build
650C × 25 mm
Insights
Somewhat aggressive stack and reach vs trend of track/fixed-gear bikes
Design deviates from other sizes of Gunnar Cycles USA Track Star
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 471mm |
| Reach | 384mm |
| Stack to Reach Ratio | 1.23:1 |
| Seat Tube Length, C-T | 480mm |
| Top Tube Length, Effective/Horizontal HT Top | 505mm |
| Top Tube Slope | 1.9deg |
| Head Tube Angle | 74deg |
| Seat Tube Angle | 75.5deg |
| Head Tube Length | 107mm |
| Bottom Bracket Drop | 35mm |
| Bottom Bracket Height | 275.5mm |
| Chainstay Length | 380mm |
| Chainstay Length Horizontal | 378.4mm |
| Front-Center | 546mm |
| Front-Center Horizontal | 544.6mm |
| Wheelbase | 923mm |
| Fork Offset/Rake | 35mm |
| Fork Length (Axle-To-Crown) | 343mm |
| Trail | 52.6mm mid/neutral |
| Mechanical Trail | 50.6mm |
| Wheel Flop | 13.9mm |
| Standover Height | 728mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 65.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 105.5mm |
Base Build
| Wheel Size | 650C (571mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 621mm |
| Bike Length with Tires | 1544mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
| Features | Single-speed capable |
Source:http://gunnarbikes.com/site/track-star/