1992 Rocky Mountain Fusion Base
- Category
- Rigid MTB
- Design
- Flat Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Rim brake
Geometry
17" | 18.5" | 20" | 21.5" | |
Seat Tube Length, Unknown | 17mm | 18.5mm | 20mm | 21.5mm |
Top Tube Length, Effective/Horizontal Unknown | 21.7mm | 22.7mm | 23mm | 23.6mm |
Head Tube Angle | 70.5deg | 70.5deg | 70.5deg | 70.5deg |
Seat Tube Angle | 73.5deg | 73deg | 72.5deg | 72.5deg |
Head Tube Length | — | — | — | 18mm |
Bottom Bracket Drop | 321.3mm | 321.3mm | 321.3mm | 321.3mm |
Bottom Bracket Height | 11.5mm | 11.5mm | 11.5mm | 11.5mm |
Chainstay Length | 15.7mm | 16.7mm | 16.9mm | 16.9mm |
Fork Length (Axle-To-Crown) | 390mm | 390mm | 390mm | 390mm |
Trail | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — |
Wheel Flop | — | — | — | — |
Pedal Spindle to Ground Clearance | -158.5mm 170 mm cranks | -158.5mm 170 mm cranks | -158.5mm 170 mm cranks | -158.5mm 170 mm cranks |
Base Build
17" | 18.5" | 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 | 2.1in | 2.1in | 2.1in | 2.1in |
Tire Outer Diameter | 665.7mm | 665.7mm | 665.7mm | 665.7mm |
Source:https://www.retrobike.co.uk/gallery2/v/Manufacturer+Archive/Rocky/Rocky+Mountain+Catalogues/rmsmall1992.pdf.html, https://www.retrobike.co.uk/gallery2/d/45424-2/rmsmall1992.pdf