2019 Sonder Broken Road Base
- Category
- Hardtail Trail MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Titanium
- Suspension
- 100mm fork travel
- Features
- Disc brake
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 | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
Small | Medium | Large | X-Large | |
Stack | 595mm | 599mm | 609mm | 627mm |
Reach | 410mm | 430mm | 455mm | 475mm |
Stack to Reach Ratio | 1.45:1 | 1.39:1 | 1.34:1 | 1.32:1 |
Seat Tube Length, C-T | 395mm | 445mm | 470mm | 508mm |
Top Tube Length, Effective/Horizontal HT Top | 592mm | 616mm | 644mm | 668mm |
Top Tube Length, Actual C-C | 600mm | 615mm | 628mm | 646mm |
Top Tube Slope | 22.5deg | 17.2deg | 15.1deg | 12.8deg |
Head Tube Angle | 68deg | 68deg | 68deg | 68deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 120mm | 135mm | 145mm | 160mm |
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 Max | 460mm | 460mm | 460mm | 460mm |
Chainstay Length Horizontal | 436.2mm | 436.2mm | 436.2mm | 436.2mm |
Chainstay Length Horizontal Max | 456.3mm | 456.3mm | 456.3mm | 456.3mm |
Front-Center | 708.2mm | 720.2mm | 734.1mm | 756.1mm |
Front-Center Horizontal | 705.8mm | 717.8mm | 731.8mm | 753.8mm |
Wheelbase | 1142mm | 1154mm | 1168mm | 1190mm |
Wheelbase Max | 1162.2mm | 1174.2mm | 1188.2mm | 1210.2mm |
Fork Offset/Rake | 50mm | 50mm | 50mm | 50mm |
Fork Length (Axle-To-Crown) | 470mm | 470mm | 470mm | 470mm |
Trail | 92.8mm very high | 92.8mm very high | 92.8mm very high | 92.8mm very high |
Mechanical Trail | 86mm | 86mm | 86mm | 86mm |
Wheel Flop | 32.2mm | 32.2mm | 32.2mm | 32.2mm |
Standover Height | 746mm | 770mm | 799mm | 833mm |
Tire to Pedal Spindle | 175.1mm 170 mm cranks | 187.1mm 170 mm cranks | 201mm 170 mm cranks | 223mm 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 |
Base Build
Small | Medium | Large | X-Large | |
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 | 1868.2mm | 1880.2mm | 1894.2mm | 1916.2mm |
Published Sizing Recommendations
Height | 5 ft 2 in to 5 ft 7 in | 5 ft 6 in to 5 ft 10 in | 5 ft 9 in to 6 ft 2 in | 6 ft 2 in to |
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://www.alpkit.com/sonder/sonder-broken-road