2020 Specialized Bicycles Chisel Expert Medium
Build
700C/29 in × 2.3 in
Insights
Average stack and reach vs trend of hardtail cross-country mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 605mm |
| Reach | 418mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, Unknown | 430mm |
| Top Tube Length, Effective/Horizontal HT Top | 594mm |
| Top Tube Slope | 19.7deg |
| Head Tube Angle | 69.8deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 95mm |
| Bottom Bracket Drop | 57.5mm |
| Bottom Bracket Height | 311.9mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 426.1mm |
| Front-Center | 676mm |
| Front-Center Horizontal | 673.9mm |
| Wheelbase | 1100mm |
| Fork Offset/Rake | 51mm |
| Fork Length (Axle-To-Crown) | 506mm |
| Trail | 81.6mm very high |
| Mechanical Trail | 76.6mm |
| Wheel Flop | 26.4mm |
| Standover Height | 790mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 136.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 141.9mm |
Expert Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 738.8mm |
| Bike Length with Tires | 1838.8mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/chisel/p/171237?color=264078-171237&searchText=91720-7001