2019 Rocky Mountain Growler 27.5+
- Category
- Hardtail Trail MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Features
- Disc brake
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 | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
Small | Medium | Large | XL | |
Stack | 618mm | 623mm | 628mm | 638mm |
Reach | 390mm | 419mm | 438mm | 463mm |
Stack to Reach Ratio | 1.58:1 | 1.49:1 | 1.43:1 | 1.38:1 |
Seat Tube Length, Unknown | 430mm | 457mm | 483mm | 521mm |
Top Tube Length, Effective/Horizontal Unknown | 585mm | 610mm | 630mm | 655mm |
Top Tube Slope | 21.9deg | 18.6deg | 16deg | 12.8deg |
Head Tube Angle | 67deg | 67deg | 67deg | 67deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 100mm | 105mm | 110mm | 120mm |
Bottom Bracket Drop | 58mm | 58mm | 58mm | 58mm |
Bottom Bracket Height | 305.1mm | 305.1mm | 305.1mm | 305.1mm |
Chainstay Length | 440mm | 440mm | 440mm | 440mm |
Chainstay Length Horizontal | 436.2mm | 436.2mm | 436.2mm | 436.2mm |
Front-Center | 691.3mm | 717.2mm | 737.1mm | 764mm |
Front-Center Horizontal | 688.8mm | 714.8mm | 734.8mm | 761.8mm |
Wheelbase | 1125mm | 1151mm | 1171mm | 1198mm |
Fork Offset/Rake | 56.3mm | 51.6mm | 50.5mm | 48.5mm |
Fork Length, Unknown | 130mm | 130mm | 130mm | 130mm |
Trail | 93mm very high | 98.1mm very high | 99.3mm very high | 101.5mm very high |
Mechanical Trail | 85.6mm | 90.3mm | 91.4mm | 93.4mm |
Wheel Flop | 33.5mm | 35.3mm | 35.7mm | 36.5mm |
Tire to Pedal Spindle | 158.2mm 170 mm cranks | 184.1mm 170 mm cranks | 204mm 170 mm cranks | 230.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 135.1mm 170 mm cranks | 135.1mm 170 mm cranks | 135.1mm 170 mm cranks | 135.1mm 170 mm cranks |
27.5+ 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 | 2.8in | 2.8in | 2.8in | 2.8in |
Tire Outer Diameter | 726.2mm | 726.2mm | 726.2mm | 726.2mm |
Bike Length with Tires | 1851.2mm | 1877.2mm | 1897.2mm | 1924.2mm |
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 Trail MTBSource:https://resources.bikes.com/en/bikes/growler/2019