2026 Mosaic Cycles GT-2 i45 Base 54
Build
700C/29 in × 45 mm
Insights
Somewhat upright stack and reach vs trend of progressive gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 573mm |
| Reach | 383mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, C-T | 540mm |
| Top Tube Length, Effective/Horizontal Unknown | 555mm |
| Top Tube Slope | 6.9deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 428.5mm |
| Front-Center | 623mm |
| Front-Center Horizontal | 618.5mm |
| Wheelbase | 1047mm |
| Fork Offset/Rake | 55mm |
| Trail | 67.7mm high |
| Mechanical Trail | 63.8mm |
| Wheel Flop | 21.3mm |
| Standover Height | 805mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 97mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 111mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1759mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:mosaiccycles.com