1991 Specialized Bicycles Rockhopper Comp
- Category
- Rigid MTB
- Design
- Flat Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Rim brake
Geometry
16.5 | 18 | 20 | 21.5 | |
Top Tube Length, Actual C-C | 520.7mm | 553.7mm | 581.7mm | 599.4mm |
Head Tube Angle | 71deg | 71deg | 71deg | 71deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Bottom Bracket Drop | 35mm | 35mm | 35mm | 35mm |
Bottom Bracket Height | 294mm | 294mm | 294mm | 294mm |
Chainstay Length | 429.3mm | 429.3mm | 429.3mm | 429.3mm |
Chainstay Length Horizontal | 427.8mm | 427.8mm | 427.8mm | 427.8mm |
Fork Offset/Rake | 42mm | 42mm | 42mm | 42mm |
Trail | 68.9mm high | 68.9mm high | 68.9mm high | 68.9mm high |
Mechanical Trail | 65.1mm | 65.1mm | 65.1mm | 65.1mm |
Wheel Flop | 21.2mm | 21.2mm | 21.2mm | 21.2mm |
Standover Height | 723.9mm | 749.3mm | 774.7mm | 819.2mm |
Pedal Spindle to Ground Clearance | 124mm 170 mm cranks | 119mm 175 mm cranks | 119mm 175 mm cranks | 119mm 175 mm cranks |
Comp Build
16.5 | 18 | 20 | 21.5 | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 1.95in | 1.95in | 1.95in | 1.95in |
Tire Outer Diameter | 658.1mm | 658.1mm | 658.1mm | 658.1mm |
Crank Length | 170mm | 175mm | 175mm | 175mm |
Source:https://www.retrobike.co.uk/gallery2/d/15590-2/Spec_Techn_Verk_Handbuch91.pdf