2021 Specialized Bicycles Sirrus 3.0 XS
Build
700C/29 in × 32 mm
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 555mm |
| Reach | 388mm |
| Stack to Reach Ratio | 1.43:1 |
| Seat Tube Length, Unknown | 395mm |
| Top Tube Length, Effective/Horizontal Center | 552mm |
| Top Tube Slope | 19.4deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 139mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 434.4mm |
| Front-Center | 622mm |
| Front-Center Horizontal | 618.6mm |
| Wheelbase | 1053mm |
| Fork Offset/Rake | 50.8mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 70.8mm high |
| Mechanical Trail | 66.5mm |
| Wheel Flop | 22.7mm |
| Standover Height | 715mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 114mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 108mm |
3.0 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 32mm |
| Tire Outer Diameter | 686mm |
| Bike Length with Tires | 1739mm |
| Crank Length | 165mm |
| Handlebar Width | 580mm |
| Stem Length | 70mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 150 cm to 158 cm |
Source:https://www.specialized.com/us/en/sirrus-3-0/p/174692?color=279720-174692