2017 Chromag Bikes Rootdown Base
- Category
- Hardtail All-mountain/Enduro MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Steel
- Suspension
- 160mm fork travel
- Features
- Disc brake
Very upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | M/L | L | XL | |
Stack | 647mm | 653mm | 653mm | 653mm | 653mm |
Reach | 410mm | 428mm | 447mm | 473mm | 492mm |
Stack to Reach Ratio | 1.58:1 | 1.53:1 | 1.46:1 | 1.38:1 | 1.33:1 |
Seat Tube Length, C-T | 394mm | 431mm | 470mm | 495mm | 533mm |
Top Tube Length, Effective/Horizontal HT Top | 578mm | 603mm | 622mm | 648mm | 667mm |
Top Tube Slope | 27.5deg | 23.7deg | 19.3deg | 16.2deg | 12.4deg |
Head Tube Angle | 65deg | 65deg | 65deg | 65deg | 65deg |
Seat Tube Angle | 75deg | 75deg | 75deg | 75deg | 75deg |
Head Tube Length | 105mm | 105mm | 105mm | 105mm | 105mm |
Bottom Bracket Height | — | — | — | — | — |
Chainstay Length | 415mm | 415mm | 415mm | 415mm | 415mm |
Chainstay Length Max | 415mm | 415mm | 415mm | 415mm | 415mm |
Wheelbase | 1148mm | 1175mm | 1193mm | 1219mm | 1238mm |
Trail | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — |
Wheel Flop | — | — | — | — | — |
Base Build
S | M | M/L | L | 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 | 650B/27.5 in 584 mm BSD |
Tire Width | 3in | 3in | 3in | 3in | 3in |
Tire Width Max | 3in | 3in | 3in | 3in | 3in |
Tire Outer Diameter | 736.4mm | 736.4mm | 736.4mm | 736.4mm | 736.4mm |
Bike Length with Tires | 1884.4mm | 1911.4mm | 1929.4mm | 1955.4mm | 1974.4mm |
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
Hardtail All-mountain/Enduro MTBSource:Bike Counterculture Geometry Database