2019 Cotic Rocket Base
- Design
- Flat Bar, Full suspension
- Frame
- Steel
- Suspension
- 160mm fork travel, 157mm rear travel
Somewhat 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 | Somewhat 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 |
Geometry
Small | Medium | Large | XL | |
Stack | 589.5mm | 598.5mm | 607.5mm | 616.5mm |
Reach | 435mm | 458mm | 481mm | 510mm |
Stack to Reach Ratio | 1.36:1 | 1.31:1 | 1.26:1 | 1.21:1 |
Seat Tube Length, C-T | 390mm | 425mm | 460mm | 495mm |
Top Tube Length, Effective/Horizontal Unknown | 590mm | 616mm | 642mm | 674mm |
Head Tube Angle | 64.5deg | 64.5deg | 64.5deg | 64.5deg |
Effective Seat Tube Angle, ETT HT Top | 75deg | 75deg | 75deg | 75deg |
Head Tube Length | 100mm | 110mm | 120mm | 130mm |
Bottom Bracket Drop | 10mm | 10mm | 10mm | 10mm |
Bottom Bracket Height | 343mm | 343mm | 343mm | 343mm |
Chainstay Length | 437mm | 437mm | 437mm | 437mm |
Chainstay Length Horizontal | 436.9mm | 436.9mm | 436.9mm | 436.9mm |
Front-Center | 762.2mm | 789.6mm | 817.1mm | 850.2mm |
Front-Center Horizontal | 762.1mm | 789.5mm | 817mm | 850.1mm |
Wheelbase | 1199mm | 1226.4mm | 1253.9mm | 1287mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm |
Fork Length, Unknown | 575mm | 575mm | 575mm | 575mm |
Trail | 111.9mm very high | 111.9mm very high | 111.9mm very high | 111.9mm very high |
Mechanical Trail | 101mm | 101mm | 101mm | 101mm |
Wheel Flop | 43.5mm | 43.5mm | 43.5mm | 43.5mm |
Tire to Pedal Spindle | 239.2mm 170 mm cranks | 266.6mm 170 mm cranks | 294.1mm 170 mm cranks | 327.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 173mm 170 mm cranks | 173mm 170 mm cranks | 173mm 170 mm cranks | 173mm 170 mm cranks |
Base Build
Small | Medium | Large | XL | |
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Width Max | 2.6in | 2.6in | 2.6in | 2.6in |
Tire Outer Diameter | 705.9mm | 705.9mm | 705.9mm | 705.9mm |
Bike Length with Tires | 1904.9mm | 1932.3mm | 1959.8mm | 1992.9mm |
Stem Length | 30mm | 30mm | 30mm | 30mm |
Published Sizing Recommendations
Height | 165 cm to 172 cm | 169 cm to 180 cm | 178 cm to 188 cm | 186 cm to 195 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 All-mountain/Enduro MTBSource:https://www.cotic.co.uk/product/rocket