2012 Specialized Bicycles Rockhopper Comp 17"
Build
700C/29 in × 2 in
Insights
Somewhat upright stack and reach vs trend of hardtail cross-country mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 623mm |
| Reach | 412mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 445mm |
| Top Tube Length, Effective/Horizontal HT Top | 603mm |
| Top Tube Length, Actual C-C | 572mm |
| Top Tube Slope | 20deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 72deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 63.5mm |
| Bottom Bracket Height | 298.3mm |
| Chainstay Length | 442mm |
| Chainstay Length Horizontal | 437.4mm |
| Front-Center | 656.7mm |
| Front-Center Horizontal | 653.6mm |
| Wheelbase | 1091mm |
| Fork Offset/Rake | 46.3mm |
| Trail | 75.6mm high |
| Mechanical Trail | 71.5mm |
| Wheel Flop | 23.3mm |
| Standover Height | 789mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 119.9mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 123.3mm |
Comp Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2in |
| Tire Outer Diameter | 723.6mm |
| Bike Length with Tires | 1814.6mm |
| Crank Length | 175mm |
| Handlebar Width | 700mm |
| Stem Length | 75mm |
| Stem Angle | 7deg |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 80mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/rockhopper-comp-disc/p/23108?color=33681-23108&searchText=8102-4113