2019 Norco Bicycles Sight A1 XL 27.5"
Build
650B/27.5 in × 2.5 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail all-mountain/enduro mtb bikes
Design deviates from other sizes of Norco Bicycles Sight
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 618mm |
| Reach | 467mm |
| Stack to Reach Ratio | 1.32:1 |
| Seat Tube Length, Unknown | 510mm |
| Top Tube Length, Effective/Horizontal Unknown | 652mm |
| Head Tube Angle | 66deg |
| Effective Seat Tube Angle, Unknown | 73.3deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 12mm |
| Bottom Bracket Height | 343.5mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 439.8mm |
| Front-Center | 784mm |
| Front-Center Horizontal | 784.2mm |
| Wheelbase | 1224mm |
| Fork Offset/Rake | 43.3mm |
| Fork Length, Unknown | 552mm |
| Trail | 110.9mm very high |
| Mechanical Trail | 101.3mm |
| Wheel Flop | 41.2mm |
| Standover Height | 795mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 253.5mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 168.5mm |
A1 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1935mm |
| Crank Length | 175mm |
| Stem Length | 60mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 160mm |
| Rear Travel | 140mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.norco.com/bike-archives/2019/sight-a1/