2021 ROSE Bikes Backroad AL GRX RX600 49 cm
Build
650B/27.5 in × 40 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of ROSE Bikes Backroad AL
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 542mm |
| Reach | 355.5mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, Unknown | 450mm |
| Top Tube Length, Effective/Horizontal HT Top | 506mm |
| Top Tube Slope | 12.8deg |
| Head Tube Angle | 69.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 118mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 260mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 423.9mm |
| Front-Center | 589mm |
| Front-Center Horizontal | 584.8mm |
| Wheelbase | 1008.7mm |
| Fork Offset/Rake | 50mm |
| Fork Length (On-Axis) | 405mm |
| Trail | 70.8mm high |
| Mechanical Trail | 66.3mm |
| Wheel Flop | 23.2mm |
| Standover Height | 747mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 87mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 90mm |
GRX RX600 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 664mm |
| Bike Length with Tires | 1672.7mm |
| Crank Length | 170mm |
| Handlebar Width | 400mm |
| Stem Length | 80mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| PBH | 70 cm to 74 cm |
Source:https://www.rosebikes.com/rose-backroad-al-grx-rx600-1x11-2685547