2022 Chromag Bikes Rootdown Base
- Category
- Hardtail All-mountain/Enduro MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Steel
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 | Average 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 | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | M/L | L | XL | |
Stack | 630mm | 630mm | 639mm | 648mm | 657mm |
Reach | 421mm | 446mm | 463mm | 487mm | 503mm |
Stack to Reach Ratio | 1.5:1 | 1.41:1 | 1.38:1 | 1.33:1 | 1.31:1 |
Seat Tube Length, C-T | 368mm | 406mm | 431mm | 456mm | 494mm |
Top Tube Length, Effective/Horizontal Center | 578mm | 603mm | 622mm | 648mm | 667mm |
Top Tube Slope | 28.2deg | 23.5deg | 21.3deg | 19deg | 15.9deg |
Head Tube Angle | 64deg | 64deg | 64deg | 64deg | 64deg |
Seat Tube Angle | 76deg | 76deg | 76deg | 76deg | 76deg |
Head Tube Length | 105mm | 105mm | 105mm | 115mm | 125mm |
Bottom Bracket Drop | 50.8mm | 50.8mm | 50.8mm | 50.8mm | 50.8mm |
Bottom Bracket Height | 27.2mm | 27.2mm | 27.2mm | 27.2mm | 27.2mm |
Chainstay Length | 425mm | 425mm | 425mm | 425mm | 425mm |
Chainstay Length Horizontal | 422mm | 422mm | 422mm | 422mm | 422mm |
Front-Center | 756.8mm | 781.7mm | 802.7mm | 830.6mm | 851.6mm |
Front-Center Horizontal | 755.1mm | 780.1mm | 801.1mm | 829.1mm | 850.1mm |
Wheelbase | 1177mm | 1202mm | 1223mm | 1251mm | 1272mm |
Fork Offset/Rake | 46.3mm | 46.3mm | 46mm | 45.6mm | 46.2mm |
Trail | -13.5mm | -13.5mm | -13.1mm | -12.7mm | -13.3mm |
Mechanical Trail | -12.1mm | -12.1mm | -11.8mm | -11.4mm | -12mm |
Wheel Flop | -5.3mm | -5.3mm | -5.2mm | -5mm | -5.3mm |
Standover Height | 677mm | 714mm | 738mm | 762mm | 799mm |
Tire to Pedal Spindle | 508.8mm 170 mm cranks | 533.7mm 170 mm cranks | 554.7mm 170 mm cranks | 582.6mm 170 mm cranks | 603.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | -142.8mm 170 mm cranks | -142.8mm 170 mm cranks | -142.8mm 170 mm cranks | -142.8mm 170 mm cranks | -142.8mm 170 mm cranks |
Base Build
S | M | M/L | L | XL | |
Wheel Size | 29mm BSD 29 mm BSD | 29mm BSD 29 mm BSD | 29mm BSD 29 mm BSD | 29mm BSD 29 mm BSD | 29mm BSD 29 mm BSD |
Tire Width | 2.5in | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 156mm | 156mm | 156mm | 156mm | 156mm |
Bike Length with Tires | 1333mm | 1358mm | 1379mm | 1407mm | 1428mm |
Published Sizing Recommendations
Height | 5 ft 1 in to 5 ft 5 in | 5 ft 4 in to 5 ft 8 in | 5 ft 7 in to 6 ft 0 in | 5 ft 11 in to 6 ft 3 in | 6 ft 2 in to 6 ft 6 in |
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:https://us.chromagbikes.com/collections/29/products/rootdown-2022