2018 Rocky Mountain Altitude Carbon 70 XS
Build
650B/27.5 in × 2.5 in
Insights
Average 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 | 582mm |
| Reach | 385mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, Unknown | 368mm |
| Top Tube Length, Effective/Horizontal Unknown | 546mm |
| Top Tube Slope | 25.2deg |
| Head Tube Angle | 65.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 7mm |
| Bottom Bracket Height | 348.5mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 424.9mm |
| Front-Center | 727.1mm |
| Front-Center Horizontal | 727.1mm |
| Wheelbase | 1152mm |
| Fork Offset/Rake | 72.8mm |
| Trail | 82mm very high |
| Mechanical Trail | 74.6mm |
| Wheel Flop | 30.9mm |
| Standover Height | 817mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 201.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 178.5mm |
Carbon 70 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1863mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 160mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:Bikes.com