2020 Specialized Bicycles Chisel Expert
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Aluminum
- Fork
- Aluminum
- Suspension
- 100mm fork travel
- Features
- Disc brake
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
XS | Small | Medium | Large | X-Large | |
Stack | 586mm | 595mm | 605mm | 619mm | 633mm |
Reach | 380mm | 395mm | 418mm | 441mm | 462mm |
Stack to Reach Ratio | 1.54:1 | 1.51:1 | 1.45:1 | 1.4:1 | 1.37:1 |
Seat Tube Length, Unknown | 370mm | 400mm | 430mm | 470mm | 520mm |
Top Tube Length, Effective/Horizontal HT Top | 548mm | 567mm | 594mm | 622mm | 648mm |
Top Tube Slope | 25.5deg | 22.6deg | 19.7deg | 16.3deg | 12.4deg |
Head Tube Angle | 69.8deg | 69.8deg | 69.8deg | 69.8deg | 69.8deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg | 74deg |
Head Tube Length | 95mm | 95mm | 95mm | 110mm | 125mm |
Bottom Bracket Drop | 57.5mm | 57.5mm | 57.5mm | 57.5mm | 57.6mm |
Bottom Bracket Height | 311.9mm | 311.9mm | 311.9mm | 311.9mm | 311.8mm |
Chainstay Length | 430mm | 430mm | 430mm | 430mm | 430mm |
Chainstay Length Horizontal | 426.1mm | 426.1mm | 426.1mm | 426.1mm | 426.1mm |
Front-Center | 631mm | 650mm | 676mm | 704mm | 730mm |
Front-Center Horizontal | 628.9mm | 646.9mm | 673.9mm | 701.9mm | 727.9mm |
Wheelbase | 1055mm | 1073mm | 1100mm | 1128mm | 1154mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm | 51mm |
Fork Length (Axle-To-Crown) | 486mm | 496mm | 506mm | 506mm | 506mm |
Trail | 81.6mm very high | 81.6mm very high | 81.6mm very high | 81.6mm very high | 81.6mm very high |
Mechanical Trail | 76.6mm | 76.6mm | 76.6mm | 76.6mm | 76.6mm |
Wheel Flop | 26.4mm | 26.4mm | 26.4mm | 26.4mm | 26.4mm |
Standover Height | 731mm | 760mm | 790mm | 814mm | 845mm |
Tire to Pedal Spindle | 96.6mm 165 mm cranks | 110.6mm 170 mm cranks | 136.6mm 170 mm cranks | 164.6mm 170 mm cranks | 190.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 146.9mm 165 mm cranks | 141.9mm 170 mm cranks | 141.9mm 170 mm cranks | 141.9mm 170 mm cranks | 141.8mm 170 mm cranks |
Expert Build
XS | Small | Medium | Large | X-Large | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.3in | 2.3in | 2.3in | 2.3in | 2.3in |
Tire Outer Diameter | 738.8mm | 738.8mm | 738.8mm | 738.8mm | 738.8mm |
Bike Length with Tires | 1793.8mm | 1811.8mm | 1838.8mm | 1866.8mm | 1892.8mm |
Crank Length | 165mm | — | — | — | — |
Handlebar Width | 750mm | — | — | — | — |
Stem Length | 60mm | — | — | — | — |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Hardtail Cross-country MTBSource:https://www.specialized.com/us/en/chisel/p/171237?color=264078-171237&searchText=91720-7001