2017 Norco Bicycles Optic C9.3 S
Build
700C/29 in × 2.35 in
Insights
Somewhat upright stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Norco Bicycles Optic
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 611mm |
| Reach | 420mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, C-T | 410mm |
| Top Tube Length, Effective/Horizontal HT Top | 571mm |
| Head Tube Angle | 68.5deg |
| Effective Seat Tube Angle, Unknown | 75.4deg |
| Head Tube Length | 95mm |
| Bottom Bracket Drop | 39mm |
| Bottom Bracket Height | 331.7mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 423.2mm |
| Front-Center | 692mm |
| Front-Center Horizontal | 690.8mm |
| Wheelbase | 1114mm |
| Fork Offset/Rake | 42.3mm |
| Trail | 100.5mm very high |
| Mechanical Trail | 93.6mm |
| Wheel Flop | 34.3mm |
| Standover Height | 755mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 151.3mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 161.7mm |
C9.3 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.35in |
| Tire Outer Diameter | 741.4mm |
| Bike Length with Tires | 1855.4mm |
| Crank Length | 170mm |
| Stem Length | 50mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 130mm |
| Rear Travel | 110mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | N/A |
| Brake Type | Disc |
Source:https://www.norco.com/bike-archives/2017/optic-c93/