1991 Specialized Bicycles Rockhopper Comp 18
Build
26 in × 1.95 in
Insights
Stack and Reach vs. Category Trend
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Geometry
| Top Tube Length, Actual C-C | 553.7mm |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 35mm |
| Bottom Bracket Height | 294mm |
| Chainstay Length | 429.3mm |
| Chainstay Length Horizontal | 427.8mm |
| Fork Offset/Rake | 42mm |
| Trail | 68.9mm high |
| Mechanical Trail | 65.1mm |
| Wheel Flop | 21.2mm |
| Standover Height | 749.3mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | — |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 119mm |
Comp Build
| Wheel Size | 26 inch (559mm BSD) |
| Tire Width | 1.95in |
| Tire Outer Diameter | 658.1mm |
| Crank Length | 175mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Rim |
Source:https://www.retrobike.co.uk/gallery2/d/15590-2/Spec_Techn_Verk_Handbuch91.pdf