2009 Specialized Rockhopper base
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Suspension
- 100mm fork travel
Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
13 | 15 | 17 | 19 | 21 | 23 | |
Stack | 312.4mm | 419.1mm | 515.6mm | 589mm | 631.1mm | 654mm |
Reach | 447.6mm | 434.9mm | 430.5mm | 433mm | 445.2mm | 458.1mm |
Stack to Reach Ratio | 0.7:1 | 0.96:1 | 1.2:1 | 1.36:1 | 1.42:1 | 1.43:1 |
Seat Tube Length, C-T | 330mm | 381mm | 432mm | 483mm | 533mm | 584mm |
Top Tube Length, Effective/Horizontal Center | 545mm | 565mm | 590mm | 615mm | 640mm | 660mm |
Top Tube Length, Actual C-C | 546mm | 551mm | 568mm | 590mm | 615mm | 638mm |
Top Tube Slope | -0.3deg | 5.7deg | 10.4deg | 12.4deg | 11.4deg | 8.6deg |
Head Tube Angle | 70deg | 70deg | 70deg | 70deg | 70deg | 70deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 100mm | 100mm | 110mm | 120mm | 140mm | 160mm |
Bottom Bracket Drop | 26.3mm | 26.3mm | 26.3mm | 26.3mm | 26.3mm | 26.3mm |
Bottom Bracket Height | 304mm | 304mm | 304mm | 304mm | 304mm | 304mm |
Chainstay Length | 426mm | 426mm | 426mm | 426mm | 426mm | 426mm |
Chainstay Length Horizontal | 425.2mm | 425.2mm | 425.2mm | 425.2mm | 425.2mm | 425.2mm |
Front-Center | 605.4mm | 625.4mm | 650.3mm | 676.3mm | 702.3mm | 723.3mm |
Front-Center Horizontal | 604.8mm | 624.8mm | 649.8mm | 675.8mm | 701.8mm | 722.8mm |
Wheelbase | 1030mm | 1050mm | 1075mm | 1101mm | 1127mm | 1148mm |
Trail | — — | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — | — |
Wheel Flop | — | — | — | — | — | — |
Standover Height | 681mm | 715mm | 750mm | 783mm | 820mm | 855mm |
Tire to Pedal Spindle | 105.1mm 170 mm cranks | 125.1mm 170 mm cranks | 145mm 175 mm cranks | 171mm 175 mm cranks | 197mm 175 mm cranks | 218mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 134mm 170 mm cranks | 134mm 170 mm cranks | 129mm 175 mm cranks | 129mm 175 mm cranks | 129mm 175 mm cranks | 129mm 175 mm cranks |
base Build
13 | 15 | 17 | 19 | 21 | 23 | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 2in | 2in | 2in | 2in | 2in | 2in |
Tire Outer Diameter | 660.6mm | 660.6mm | 660.6mm | 660.6mm | 660.6mm | 660.6mm |
Bike Length with Tires | 1690.6mm | 1710.6mm | 1735.6mm | 1761.6mm | 1787.6mm | 1808.6mm |
Crank Length | 170mm | 170mm | 175mm | 175mm | 175mm | 175mm |
Handlebar Width | 640mm | 640mm | 640mm | 640mm | 640mm | 640mm |
Stem Length | 60mm | 60mm | 75mm | 75mm | 90mm | 90mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Hardtail Cross-country MTBSource:https://www.specialized.com/us/en/rockhopper/p/22349?color=30780-22349&searchText=8192-5017