2013 Decathlon RockRider 8.1
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Aluminum
- Suspension
- 100mm fork travel
- Features
- Disc brake
Suspension sag unknown Geometry may mis-represent actual riding geometry | Suspension sag unknown Geometry may mis-represent actual riding geometry | Suspension sag unknown Geometry may mis-represent actual riding geometry | Suspension sag unknown Geometry may mis-represent actual riding geometry | Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | m | L | XL | |
Seat Tube Length, C-T | 406mm | 458mm | — | 483mm | 533mm |
Seat Tube Length, C-C | — | — | 458mm | — | — |
Top Tube Length, Effective/Horizontal Center | 555mm | 580mm | — | 595mm | 615mm |
Top Tube Length, Effective/Horizontal Unknown | — | — | 580mm | — | — |
Head Tube Angle | 71deg | 71deg | 71deg | 71deg | 71deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg | 73deg |
Head Tube Length | 100mm | 100mm | 110mm | 110mm | 140mm |
Bottom Bracket Height | — | — | — | — | — |
Chainstay Length | 425mm | 425mm | 425mm | 425mm | 425mm |
Wheelbase | 1043mm | 1068mm | 1067mm | 1078mm | 1094mm |
Trail | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — |
Wheel Flop | — | — | — | — | — |
8.1 Build
S | M | m | L | XL | |
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 |
Tire Width | 2.25in | 2.25in | 2.1in | 2.25in | 2.25in |
Tire Width Max | 2.5in | 2.5in | — | 2.5in | 2.5in |
Tire Outer Diameter | 673.3mm | 673.3mm | 665.7mm | 673.3mm | 673.3mm |
Bike Length with Tires | 1716.3mm | 1741.3mm | 1732.7mm | 1751.3mm | 1767.3mm |
Crank Length | 170mm | 170mm | — | 172.5mm | 175mm |
Handlebar Width | 640mm | 640mm | — | 640mm | 640mm |
Stem Length | 100mm | 100mm | — | 100mm | 100mm |
Stem Angle | 0deg | 0deg | — | 0deg | 0deg |
Source:www.btwin.com, pdf