Surly Troll, TIG-welded 4130 Chromoly, Surly Troll 420mm axle-to-crown x 43mm offset, tapered and butted straight blade, 4130 Chromoly. 51mm I.S. disc mount

Surly Big Dummy, Surly 4130 Chromoly steel. Surly Big Dummy, Surly 4130 Chromoly steel. Main triangle double-butted. TIG-welded cargo specific engineered for stiffness.

Surly Stainless, 30mm Surly stainless, included

Since its introduction in 2008, many a family have ditched one or both of their cars thanks to Big Dummy. We’ve also seen many entrepreneurs and small business owners minimize their carbon footprint and incorporate Big Dummy into their business model.
Big Dummy is the ultimate grocery getter, the modern day mini-van, the company car, and a human-powered car replacement. It’s all those things and more in that there’s no limit to what it can haul — as long as it falls within the 400-pound weight limit.
Dedicated single-piece frame increases stiffness and decreases torsional flex
Human cargo compliant with the use of Dummy Rail Collars
Vertical, 135mm spaced dropouts with fender eyelets; Rohloff compliant
Clearance for 26" x 2.5" tires with fenders

Surly Big Dummy Frameset

A 29″ steel frame long tail cargo frameset.

Frame	Steel
Fork	Steel
Wheels	29″

Frame	Surly Big Dummy, Surly 4130 Chromoly steel. Surly Big Dummy, Surly 4130 Chromoly steel. Main triangle double-butted. TIG-welded cargo specific engineered for stiffness. Tire Clearance: 2.5"
Fork	Surly Troll, TIG-welded 4130 Chromoly, Surly Troll 420mm axle-to-crown x 43mm offset, tapered and butted straight blade, 4130 Chromoly. 51mm I.S. disc mount
Seatpost	Surly Stainless, 30mm Surly stainless, included Type: Rigid

2019 SurlyBig Dummy Frameset

2019 Surly
Big Dummy Frameset