2021 Specialized Bicycles Rockhopper Comp XL
Build
700C/29 in × 2.3 in
Insights
Average stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Design deviates from other sizes of Specialized Bicycles Rockhopper
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 649.1mm |
| Reach | 507.2mm |
| Stack to Reach Ratio | 1.28:1 |
| Seat Tube Length, C-T | 465mm |
| Top Tube Length, Effective/Horizontal HT Top | 670mm |
| Head Tube Angle | 64.3deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 21mm |
| Bottom Bracket Height | 348.4mm |
| Chainstay Length | 442mm |
| Chainstay Length Horizontal | 441.5mm |
| Front-Center | 860.8mm |
| Front-Center Horizontal | 860.5mm |
| Wheelbase | 1302mm |
| Fork Offset/Rake | 46mm |
| Fork Length (Axle-To-Crown) | 581mm |
| Trail | 126.7mm very high |
| Mechanical Trail | 114.2mm |
| Wheel Flop | 49.5mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 321.3mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 178.4mm |
Comp Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 738.8mm |
| Bike Length with Tires | 2040.8mm |
| Crank Length | 170mm |
| Handlebar Width | 800mm |
| Stem Length | 40mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 170mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/rockhopper-comp-29/p/184113?color=291602-184113&searchText=91520-5702