2012 Surly Big Dummy Frameset
Own a 2012 Surly Big Dummy Frameset?
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Overview
- Brand
- Surly
- Model family
- Big Dummy
- Model year
- 2012
- Category
- Cargo
- Frame material
- steel
- Sizes
- Small, Medium, Large, X-Large
- Wheel size
- 26
Build
- Fork
- TIG-welded 4130 CroMoly, suspension-corrected (80mm travel), tapered straight blade with single fender eyelet on the dropout, 1-1/8" x 260mm threadless steerer, 51mm IS disc mount, removable cantilever pivots, line/housing guides
Geometry
- Large
- Chainstay mm: 827; Wheelbase mm: 1477; Head angle deg: 72; Seat angle deg: 73
- Small
- Chainstay mm: 827; Wheelbase mm: 1435.9; Head angle deg: 72; Seat angle deg: 73
- Medium
- Chainstay mm: 827; Wheelbase mm: 1458.8; Head angle deg: 72; Seat angle deg: 73
- X Large
- Chainstay mm: 827; Wheelbase mm: 1495; Head angle deg: 72; Seat angle deg: 73
Colors: Tar Pit Black. Frame facts and geometry from surlybikes.com's Big Dummy page captured 2012-07; Surly did not label model years, so the year is the capture year. Tubing: Surly 4130 CroMoly steel. Main triangle double-butted. TIG-welded. Frame details: Rear dropouts: Vertical, 135mm spaced with fender eyelets; Brakes: 51mm disc mounts and removable cantilever pivots; Braze-ons: Triple water bottle mounts, Surly Trip Guides for continuous brake/shift housing or brake hydraulic line (toptube and seatstay routing), fender eyelets; Seatpost: 27.2mm; Seatpost clamp: 30mm Surly stainless, included; Headset: 1-1/8" threadless; Front derailleur: 28.6mm (1-1/8") clamp diameter, top-pull style; Bottom bracket: 68mm wide, threaded English 1.37" x 24t.