2017 Specialized Bicycles Roll Sport Base XL
Build
650B/27.5 in × 2.3 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 670mm |
| Reach | 392mm |
| Stack to Reach Ratio | 1.71:1 |
| Seat Tube Length, C-T | 520mm |
| Top Tube Length, Actual C-C | 676mm |
| Top Tube Slope | 17.7deg |
| Head Tube Angle | 67deg |
| Seat Tube Angle | 69deg |
| Head Tube Length | 240mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 280.4mm |
| Chainstay Length | 480mm |
| Chainstay Length Horizontal | 474.9mm |
| Front-Center | 684.7mm |
| Front-Center Horizontal | 681.1mm |
| Wheelbase | 1156mm |
| Fork Offset/Rake | 55mm |
| Fork Length (On-Axis) | 420mm |
| Trail | 89mm very high |
| Mechanical Trail | 81.9mm |
| Wheel Flop | 32mm |
| Standover Height | 850mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 164.3mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 110.4mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 700.8mm |
| Bike Length with Tires | 1856.8mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Swept Back Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:https://www.specialized.com/ca/en/roll-sport/p/129094