2021 Decathlon RockRider AM 100 S M
Build
700C/29 in × 2.3 in
Insights
Somewhat upright stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 622.8mm |
| Reach | 430.6mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, Unknown | 430mm |
| Top Tube Length, Effective/Horizontal Center | 610mm |
| Top Tube Slope | 20.9deg |
| Head Tube Angle | 66deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 32.2mm |
| Bottom Bracket Height | 337.2mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 443.8mm |
| Front-Center | 743.2mm |
| Front-Center Horizontal | 742.5mm |
| Wheelbase | 1186.3mm |
| Fork Offset/Rake | 44mm |
| Fork Length (Axle-To-Crown) | 561mm |
| Trail | 116.3mm very high |
| Mechanical Trail | 106.3mm |
| Wheel Flop | 43.2mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 203.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 167.2mm |
AM 100 S Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 738.8mm |
| Bike Length with Tires | 1925.1mm |
| Handlebar Width | 760mm |
| Stem Length | 35mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 150mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 165 cm to 174 cm |
Source:https://contents.mediadecathlon.com/p1847540/k$12bdc16b646bd390314d93014c3fdbe2/sq/V+lo+VTT+ALL+MOUNTAIN+AM+100S+29.webp?f=1000x1000