2021 Rockrider XC 900 S 50/50 Carbon, 29, 120mm Fork
- Design
- Flat Bar, Full suspension
- Frame
- Carbon/Composite
- Suspension
- 120mm fork travel, 120mm rear travel
- Features
- Disc brake
Geometry
S | M | L | XL | |
Stack | 599mm | 603.7mm | 617.6mm | 631.5mm |
Reach | 411.7mm | 420.3mm | 436mm | 451.8mm |
Stack to Reach Ratio | 1.45:1 | 1.44:1 | 1.42:1 | 1.4:1 |
Seat Tube Length, Unknown | 380mm | 420mm | 470mm | 520mm |
Top Tube Length, Effective/Horizontal Unknown | 595mm | 605mm | 625mm | 645mm |
Top Tube Slope | 24.3deg | 20.4deg | 16.3deg | 12.5deg |
Head Tube Angle | 68deg | 68deg | 68deg | 68deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 100mm | 105mm | 120mm | 135mm |
Bottom Bracket Drop | 32.2mm | 32.2mm | 32.2mm | 32.2mm |
Bottom Bracket Height | 337.2mm | 337.2mm | 337.2mm | 337.2mm |
Chainstay Length Horizontal | 445mm | 445mm | 445mm | 445mm |
Front-Center | 696.8mm | 707.3mm | 728.6mm | 750mm |
Front-Center Horizontal | 696.1mm | 706.6mm | 727.9mm | 749.3mm |
Wheelbase | 1141.1mm | 1151.6mm | 1172.9mm | 1194.3mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm |
Fork Length, Unknown | 531mm | 531mm | 531mm | 531mm |
Trail | 94.3mm very high | 94.3mm very high | 94.3mm very high | 94.3mm very high |
Mechanical Trail | 87.4mm | 87.4mm | 87.4mm | 87.4mm |
Wheel Flop | 32.7mm | 32.7mm | 32.7mm | 32.7mm |
Tire to Pedal Spindle | 157.4mm 170 mm cranks | 167.9mm 170 mm cranks | 189.2mm 170 mm cranks | 210.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 167.2mm 170 mm cranks | 167.2mm 170 mm cranks | 167.2mm 170 mm cranks | 167.2mm 170 mm cranks |
50/50 Carbon, 29, 120mm Fork Build
S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.3in | 2.3in | 2.3in | 2.3in |
Tire Outer Diameter | 738.8mm | 738.8mm | 738.8mm | 738.8mm |
Bike Length with Tires | 1879.9mm | 1890.4mm | 1911.7mm | 1933.1mm |
Handlebar Width | 720mm | 720mm | 720mm | 720mm |
Stem Length | 60mm | 70mm | 80mm | 90mm |
Stem Angle | -20deg | -20deg | -20deg | -20deg |
Published Sizing Recommendations
Height | 150 cm to 165 cm | 165 cm to 175 cm | 175 cm to 185 cm | 185 cm to 200 cm |
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
Full-suspension Cross-country MTBSource:https://www.decathlon.sk/p/325040-88262-horsky-bicykel-xc-900-s-karbonovo-hlinikovy-ram-biely.html