2020 Rock Machine GravelRide CRB 900 54cm (M)
Build
700C/29 in × 45 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 584mm |
| Reach | 373mm |
| Stack to Reach Ratio | 1.57:1 |
| Seat Tube Length, Unknown | 502mm |
| Top Tube Length, Effective/Horizontal Center | 546mm |
| Top Tube Slope | 11.3deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 155mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 288mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 434.7mm |
| Front-Center | 607.1mm |
| Front-Center Horizontal | 603.3mm |
| Wheelbase | 1038mm |
| Fork Offset/Rake | 49.8mm |
| Trail | 70mm high |
| Mechanical Trail | 66.2mm |
| Wheel Flop | 21.5mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 76.1mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 113mm |
CRB 900 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1750mm |
| Crank Length | 175mm |
| Handlebar Width | 460mm |
| Stem Length | 80mm |
| 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 | 165 cm to 180 cm |
Source:https://rockmachine.us/en/2020/gravel/gravelride-crb-900/gloss-silver-dvo-green-black