2019 Gunnar Cycles USA Track Star Base 430
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 | 458mm |
| Reach | 381mm |
| Stack to Reach Ratio | 1.2:1 |
| Seat Tube Length, C-T | 450mm |
| Top Tube Length, Effective/Horizontal HT Top | 495mm |
| Top Tube Slope | 3.8deg |
| Head Tube Angle | 73.5deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 95mm |
| Bottom Bracket Drop | 35mm |
| Bottom Bracket Height | 275.5mm |
| Chainstay Length | 380mm |
| Chainstay Length Horizontal | 378.4mm |
| Front-Center | 543mm |
| Front-Center Horizontal | 542.6mm |
| Wheelbase | 921mm |
| Fork Offset/Rake | 35mm |
| Fork Length (Axle-To-Crown) | 343mm |
| Trail | 55.5mm mid/neutral |
| Mechanical Trail | 53.2mm |
| Wheel Flop | 15.1mm |
| Standover Height | 708mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 62.5mm |
| 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 | 1542mm |
| 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/