2019 Gunnar Cycles USA Track Star Base 640
Build
700C/29 in × 25 mm
Insights
Somewhat upright 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 | 621mm |
| Reach | 416mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-T | 655mm |
| Top Tube Length, Effective/Horizontal HT Top | 600mm |
| Top Tube Slope | 0deg |
| Head Tube Angle | 74.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 210mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 276mm |
| Chainstay Length | 400mm |
| Chainstay Length Horizontal | 395.5mm |
| Front-Center | 605mm |
| Front-Center Horizontal | 602.5mm |
| Wheelbase | 998mm |
| Fork Offset/Rake | 30mm |
| Fork Length (Axle-To-Crown) | 366mm |
| Trail | 62.1mm mid/neutral |
| Mechanical Trail | 59.8mm |
| Wheel Flop | 16mm |
| Standover Height | 884mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 99mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 106mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1670mm |
| 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/