2019 Surly Bikes Big Easy Base
- Category
- Cargo
- Design
- Flat Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Disc brake
Geometry
SM | MD | LG | |
Stack | 573.3mm | 601.4mm | 629.4mm |
Reach | 411mm | 431mm | 448mm |
Stack to Reach Ratio | 1.39:1 | 1.4:1 | 1.4:1 |
Seat Tube Length, C-T | 406mm | 432mm | 508mm |
Top Tube Length, Effective/Horizontal Center | 590mm | 620mm | 645mm |
Head Tube Angle | 69deg | 69deg | 69deg |
Seat Tube Angle | 72.5deg | 72.5deg | 72.5deg |
Head Tube Length | 150mm | 180mm | 210mm |
Bottom Bracket Drop | 40mm | 40mm | 40mm |
Bottom Bracket Height | 303mm | 303mm | 303mm |
Chainstay Length | 821mm | 821mm | 821mm |
Chainstay Length Horizontal | 820mm | 820mm | 820mm |
Front-Center | 661.2mm | 693.1mm | 720.1mm |
Front-Center Horizontal | 660mm | 692mm | 719mm |
Wheelbase | 1480mm | 1512mm | 1539mm |
Fork Offset/Rake | 43mm | 43mm | 43mm |
Fork Length (Axle-To-Crown) | 420mm | 420mm | 420mm |
Trail | 85.6mm very high | 85.6mm very high | 85.6mm very high |
Mechanical Trail | 79.9mm | 79.9mm | 79.9mm |
Wheel Flop | 28.6mm | 28.6mm | 28.6mm |
Standover Height | 723mm | 771mm | 821mm |
Tire to Pedal Spindle | 148.2mm 170 mm cranks | 180.1mm 170 mm cranks | 207.1mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 133mm 170 mm cranks | 133mm 170 mm cranks | 133mm 170 mm cranks |
Base Build
SM | MD | LG | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 686mm | 686mm | 686mm |
Bike Length with Tires | 2166mm | 2198mm | 2225mm |
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
CargoSource:https://surlybikes.com/bikes/big_easy