Name: 2026 Surly Bikes Wednesday Base
Brand: Surly Bikes

	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

Published Sizing Recommendations

Height

145 cm

160 cm

155 cm

170 cm

165 cm

180 cm

175 cm

191 cm

185 cm

201 cm

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.

Category Trend

Source:https://surlybikes.com/products/wednesday-key-lime-sneeze

2026 Surly Bikes Wednesday Base