2021 Rocky Mountain Altitude Carbon 70 L(29)
Build
700C/29 in × 2.5 in
Insights
Somewhat aggressive stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Design deviates from other sizes of Rocky Mountain Altitude
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 638mm |
| Reach | 474mm |
| Stack to Reach Ratio | 1.35:1 |
| Seat Tube Length, Effective Unknown | 445mm |
| Top Tube Length, Effective/Horizontal Unknown | 640mm |
| Head Tube Angle | 110deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 34mm |
| Bottom Bracket Height | 340.5mm |
| Chainstay Length | 438mm |
| Chainstay Length Max | 449mm |
| Chainstay Length Horizontal | 436.7mm |
| Chainstay Length Horizontal Max | 447.7mm |
| Front-Center | 813mm |
| Front-Center Horizontal | 812.3mm |
| Wheelbase | 1249mm |
| Wheelbase Max | 1260mm |
| Fork Offset/Rake | 524.5mm |
| Trail | -694.5mm |
| Mechanical Trail | -652.6mm |
| Wheel Flop | 223.2mm |
| Standover Height | 813mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 268.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 170.5mm |
Carbon 70 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 749mm |
| Bike Length with Tires | 1998mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 170mm |
| Rear Travel | 160mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://geometrygeeks.bike/bike/rocky-mountain-altitude-2021/