2024 Sonder Broken Road Base
- Category
- Hardtail Cross-country MTB
- Design
- Flat Bar, Hardtail (Front suspension)
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 | X-Large | |
Stack | 585mm | 598.8mm | 612.6mm | 626.4mm |
Reach | 410mm | 430mm | 455mm | 480mm |
Stack to Reach Ratio | 1.43:1 | 1.39:1 | 1.35:1 | 1.31:1 |
Seat Tube Length, C-T | 410mm | 440mm | 465mm | 495mm |
Top Tube Length, Effective/Horizontal HT Top | 588.9mm | 613.1mm | 642.4mm | 671.5mm |
Top Tube Slope | 20deg | 17.7deg | 15.9deg | 13.8deg |
Head Tube Angle | 67deg | 67deg | 67deg | 67deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 105mm | 120mm | 135mm | 150mm |
Bottom Bracket Drop | 60mm | 60mm | 60mm | 60mm |
Bottom Bracket Height | 312mm | 312mm | 312mm | 312mm |
Chainstay Length | 440mm | 440mm | 440mm | 440mm |
Chainstay Length Horizontal | 435.9mm | 435.9mm | 435.9mm | 435.9mm |
Front-Center | 683.4mm | 708.9mm | 739.8mm | 770.5mm |
Front-Center Horizontal | 680.7mm | 706.3mm | 737.3mm | 768.1mm |
Wheelbase | 1116.6mm | 1142.2mm | 1173.2mm | 1204mm |
Fork Offset/Rake | 45mm | 45mm | 45mm | 45mm |
Fork Length (Axle-To-Crown) | 485mm | 485mm | 485mm | 485mm |
Trail | 109mm very high | 109mm very high | 109mm very high | 109mm very high |
Mechanical Trail | 100.3mm | 100.3mm | 100.3mm | 100.3mm |
Wheel Flop | 39.2mm | 39.2mm | 39.2mm | 39.2mm |
Standover Height | 735mm | 767mm | 782mm | 808mm |
Tire to Pedal Spindle | 141.4mm 170 mm cranks | 166.9mm 170 mm cranks | 197.8mm 170 mm cranks | 228.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 142mm 170 mm cranks | 142mm 170 mm cranks | 142mm 170 mm cranks | 142mm 170 mm cranks |
Base Build
Small | Medium | Large | X-Large | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Outer Diameter | 743.9mm | 743.9mm | 743.9mm | 743.9mm |
Bike Length with Tires | 1860.5mm | 1886.1mm | 1917.1mm | 1947.9mm |
Published Sizing Recommendations
Height | 13 ft 2 in to | 14 ft 2 in to | 14 ft 7 in to | 15 ft 7 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 Cross-country MTBSource:https://alpkit.com/collections/sonder-broken-road