2021 Gravity Gravel Zila GRX 49cm
Build
700C/29 in × 50 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Gravity Gravel Zila
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 541mm |
| Reach | 370mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, Unknown | 490mm |
| Top Tube Length, Effective/Horizontal Unknown | 525mm |
| Top Tube Slope | 7.8deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 69mm |
| Bottom Bracket Height | 292mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 429.5mm |
| Front-Center | 594.5mm |
| Front-Center Horizontal | 590.5mm |
| Wheelbase | 1020mm |
| Fork Offset/Rake | 48mm |
| Trail | 76.9mm high |
| Mechanical Trail | 72.5mm |
| Wheel Flop | 24.2mm |
| Standover Height | 767mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 63.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 122mm |
GRX Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 50mm |
| Tire Outer Diameter | 722mm |
| Bike Length with Tires | 1742mm |
| Crank Length | 170mm |
| Handlebar Width | 400mm |
| Stem Length | 70mm |
| Stem Angle | -6deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 5 ft 2 in to 5 ft 4 in |
Source:http://www.bikesdirect.com/products/gravity/gravel-bikes/gravel-zilla-grx-discbrake-carbon-gravel-bikes.htm