2022 Pipedream Cycles Sirius S5 100mm Fork Long
Build
700C/29 in × 2.35 in
Insights
Very aggressive stack and reach vs trend of hardtail trail mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 586mm |
| Reach | 465mm |
| Stack to Reach Ratio | 1.26:1 |
| Seat Tube Length, C-T | 420mm |
| Top Tube Length, Effective/Horizontal Center | 612mm |
| Top Tube Slope | 17.6deg |
| Head Tube Angle | 65deg |
| Seat Tube Angle | 77.5deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 64mm |
| Bottom Bracket Height | 306.7mm |
| Chainstay Length | 425mm |
| Chainstay Length Max | 441mm |
| Chainstay Length Horizontal | 420.2mm |
| Chainstay Length Horizontal Max | 436.3mm |
| Front-Center | 757.6mm |
| Front-Center Horizontal | 754.9mm |
| Wheelbase | 1175mm |
| Wheelbase Max | 1191mm |
| Fork Offset/Rake | 42.1mm |
| Fork Length (Axle-To-Crown) | 484mm |
| Trail | 126.4mm very high |
| Mechanical Trail | 114.6mm |
| Wheel Flop | 48.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 216.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 136.7mm |
100mm Fork Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.35in |
| Tire Outer Diameter | 741.4mm |
| Bike Length with Tires | 1916.4mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | 20% |
| Frame Material | Steel |
| Fork Material | N/A |
| Brake Type | Disc |
| Features | Single-speed capable |
Published Sizing Recommendations
| Height | 168 cm to 180 cm |
Source:https://www.pipedreamcycles.com/faq/