2025 Yishunbike G1055 Base 580/XL
Build
700C/29 in × 50 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Yishunbike G1055
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 605.9mm |
| Reach | 384mm |
| Stack to Reach Ratio | 1.58:1 |
| Seat Tube Length, C-T | 580mm |
| Top Tube Length, Effective/Horizontal Center | 575mm |
| Top Tube Slope | 5.4deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 72.5deg |
| Head Tube Length | 190mm |
| Bottom Bracket Drop | 67mm |
| Bottom Bracket Height | 294mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 429.8mm |
| Front-Center | 615.2mm |
| Front-Center Horizontal | 611.5mm |
| Wheelbase | 1041.3mm |
| Fork Offset/Rake | 49.8mm |
| Fork Length (On-Axis) | 395mm |
| Trail | 64.9mm mid/neutral |
| Mechanical Trail | 61.7mm |
| Wheel Flop | 19.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 84.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 124mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 50mm |
| Tire Outer Diameter | 722mm |
| Bike Length with Tires | 1763.3mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.yishunbike.com/frames/gravel/g1055