2018 Ridley Bikes X-Trail Adventure 51
Build
650B/27.5 in × 50 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Ridley Bikes X-Trail
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 542mm |
| Reach | 377mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, Unknown | 480mm |
| Top Tube Length, Actual C-C | 525mm |
| Top Tube Slope | 8.9deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 74.7deg |
| Head Tube Length | 113mm |
| Bottom Bracket Drop | 74mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 423.6mm |
| Front-Center | 600mm |
| Front-Center Horizontal | 595.4mm |
| Wheelbase | 1019mm |
| Fork Offset/Rake | 50mm |
| Trail | 68.1mm high |
| Mechanical Trail | 64.2mm |
| Wheel Flop | 21.4mm |
| Standover Height | 763mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 88mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98mm |
Adventure Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 50mm |
| Tire Outer Diameter | 684mm |
| Bike Length with Tires | 1703mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:https://99spokes.com/bikes/ridley/2018/x-trail-adventure-apex1