2026 Surly Bikes Wednesday Base
- Category
- Rigid Fatbike
- Design
- Flat Bar, Rigid, suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Disc brake, Single-speed capable
Geometry
X-Small | Small | Medium | Large | X-Large | |
Stack | 573mm | 578mm | 587mm | 597mm | 606mm |
Reach | 400mm | 420mm | 436mm | 453mm | 471mm |
Stack to Reach Ratio | 1.43:1 | 1.38:1 | 1.35:1 | 1.32:1 | 1.29:1 |
Seat Tube Length, Effective Unknown | 316mm | 366mm | 416mm | 466mm | 516mm |
Top Tube Length, Effective/Horizontal Center | 570mm | 590mm | 610mm | 630mm | 650mm |
Head Tube Angle | 69deg | 69deg | 69deg | 69deg | 69deg |
Seat Tube Angle | 73.5deg | 73.5deg | 73.5deg | 73.5deg | 73.5deg |
Head Tube Length | 95mm | 100mm | 110mm | 120mm | 130mm |
Bottom Bracket Drop | 55mm | 55mm | 55mm | 55mm | 55mm |
Bottom Bracket Height | 321mm | 321mm | 321mm | 321mm | 321mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 431.5mm | 431.5mm | 431.5mm | 431.5mm | 431.5mm |
Front-Center | 651.8mm | 671.8mm | 692.7mm | 713.6mm | 734.6mm |
Front-Center Horizontal | 649.5mm | 669.5mm | 690.5mm | 711.5mm | 732.5mm |
Wheelbase | 1081mm | 1101mm | 1122mm | 1143mm | 1164mm |
Fork Offset/Rake | 47mm | 47mm | 47mm | 47mm | 47mm |
Fork Length (Axle-To-Crown) | 468mm | 468mm | 468mm | 468mm | 468mm |
Trail | 94mm very high | 94mm very high | 94mm very high | 94mm very high | 94mm very high |
Mechanical Trail | 87.8mm | 87.8mm | 87.8mm | 87.8mm | 87.8mm |
Wheel Flop | 31.5mm | 31.5mm | 31.5mm | 31.5mm | 31.5mm |
Standover Height | 711mm | 737mm | 774mm | 807mm | 841mm |
Tire to Pedal Spindle | 110.8mm 165 mm cranks | 130.7mm 165 mm cranks | 146.7mm 170 mm cranks | 167.6mm 170 mm cranks | 188.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 156mm 165 mm cranks | 156mm 165 mm cranks | 151mm 170 mm cranks | 151mm 170 mm cranks | 151mm 170 mm cranks |
Base Build
X-Small | Small | Medium | Large | X-Large | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 3.8in | 3.8in | 3.8in | 3.8in | 3.8in |
Tire Width Max | 4.6mm | 4.6mm | 4.6mm | 4.6mm | 4.6mm |
Tire Outer Diameter | 752mm | 752mm | 752mm | 752mm | 752mm |
Bike Length with Tires | 1833mm | 1853mm | 1874mm | 1895mm | 1916mm |
Crank Length | 165mm | 165mm | 170mm | 170mm | 170mm |
Handlebar Width | 700mm | 700mm | 750mm | 750mm | 750mm |
Stem Length | 60mm | 60mm | 70mm | 70mm | 80mm |
Published Sizing Recommendations
Height | 145 cm to 160 cm | 155 cm to 170 cm | 165 cm to 180 cm | 175 cm to 191 cm | 185 cm to 201 cm |
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
Rigid FatbikeSource:https://surlybikes.com/products/wednesday-key-lime-sneeze
