Surly Big Dummy
Details
The Surly Big Dummy. Designed to transport a rider and up to 200 pounds of cargo, the Big Dummy retains an extremely smooth and maneuverable ride under the heaviest of burdens. Big Dummy bikes ship with a Dummy deck, rails, Dummy Rail Collars, bags, and kickstand.
- 100% Surly chromoly steel; fork is suspension corrected for 80mm
- Fender eyelets and Surly Trip Guides for continuous brake/shift housing or brake hydraulic lines
- Two standard bottle mounts and one 3-pack mount on Small frame; three standard bottle mounts and one 3-pack mount on Medium and Large; four 3-pack mounts on the fork
- Includes (2) Surly Dummy Rail Collars for a stiffer Dummy Rail/Frame interface
- Length of the frame requires 2 chains and tandem cables
- 26 x 2.5" maximum tire clearance; absolutely no limitation on chainring sizes
- Weight Limit: 400 lbs. combined rider & cargo
| SIZE | Small | Medium | Large |
|---|---|---|---|
| Rider Height (mm) | 1600–1778 | 1676–1829 | 1778–1956 |
| Reach | 409.9 | 431.1 | 447.2 |
| Stack | 571.1 | 599.3 | 627.4 |
| Head Tube Angle | 70.0° | 70.0° | 70.0° |
| Head Tube Length | 150 | 180 | 210 |
| Seat Tube Length | 406 | 432 | 508 |
| BB Drop | 40 | 40 | 40 |
| Wheelbase | 1469 | 1500.4 | 1526.8 |
| Chainstay Length | 821 | 821 | 821 |
| Top Tube Length, Effective | 590 | 620 | 645 |
| Seat Tube Angle | 72.5° | 72.5° | 72.5° |
| Standover Height | 725 | 773 | 823 |
| BB Height | 299 | 299 | 299 |
| Stem Length | 70 | 70 | 80 |
| Stem Angle | 7° | 7° | 7° |
| Handlebar Width | 718 | 735 | 735 |
| Crank Length | 170 | 175 | 175 |
| Fork Length | 417.8 | 417.8 | 417.8 |
| Fork Rake | 43 | 43 | 43 |
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Specs
| Frame | Steel |
|---|---|
| Fork | Steel, Rigid |
| Rims | OE, 38mm, 36h |
| Hubs |
Front: Novatec QR x 100, 36h Rear: Novatec QR x 135, 36h |
| Spokes | DT Swiss 2.0 Stainless |
| Axles |
Front: QR x 100mm Rear: QR x 135mm |
| Tires | Surly ExtraTerrestrial Tire - 26 x 2.5, Tubeless, Folding, Black/Slate, 60tpi |
| Bottom Bracket | Race Face BSA 24 |
| Crankset | Race Face Ride Crankset, 32t |
| Shifters | microSHIFT Advent Trail 1x9 shifter, SL-M9195-R |
| Rear Derailleur | microSHIFT Advent 1 x 9 Speed, RD-M6195M |
| Cassette/Freewheel | microSHIFT Advent 9 Speed 11-46t, CS-H093 |
| Chain | KMC X10 10 Speed |
| Brakes | Avid BB7 S MTN |
| Rotors | SRAM Centerline 200/180mm |
| Brake Levers | Avid FR-5 |
| Handlebars | Surly Terminal Bar |
| Tape/Grips | Velo Black |
| Stem | Kalloy 31.8 |
| Headset | Cane Creek 40 Series, EC34 |
| Seatpost | Kalloy 27.2x350 |
| Saddle | Selle Italia X-Base |
| Pedals | Sold separately |
* Subject to change without notice.
Part Numbers
| Option | UPC | MPN |
|---|---|---|
| Bruised Ego Purple / Small | 708752366831 | BK0339 |
| Bruised Ego Purple / Medium | 708752366978 | BK0340 |
| Bruised Ego Purple / Large | 708752367111 | BK0341 |