2025 Surly Big Dummy - Cargo Bike
Specifications
|
Specification |
Details |
|
Model |
Big Dummy |
|
Vehicle Category |
Longtail Cargo Bike |
|
Application |
Cargo hauling, urban commuting, family transport, grocery getter, business use |
|
Starting Price (2025) |
$2,449.00 USD |
|
Color Options |
Bruised Ego Purple |
Frame & Drivetrain
|
Specification |
Details |
|
Frame |
100% Surly 4130 Chromoly steel, Natch tubing, double-butted main triangle, TIG welded |
|
Fork |
100% Surly Chromoly steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated |
|
Drivetrain Compatibility |
1x9 speed, compatible with single-speed and internal-gear hubs (135mm O.L.D.), chain tensioner required |
|
Dropouts |
Vertical, 135mm spaced with fender eyelets, Rohloff compatible |
|
Bottom Bracket |
73mm BSA threaded (1.37" x 24TPI) |
|
Crankset |
Race Face, 32t |
|
Chain |
KMC X10 10-Speed, tandem cables required |
|
Rear Derailleur |
microSHIFT Advent 1x9 Speed, RD-M6195M |
|
Shifter |
microSHIFT Advent Trail 1x9 shifter, SL-M9195-R |
|
Cassette |
microSHIFT Advent 11-46t, 9-speed |
Components & Features
|
Specification |
Details |
|
Seating |
1-2 passengers (with Dummy Rail Collars for human cargo) |
|
Cargo Capacity |
400 lbs (combined rider and cargo weight limit, up to 200 lbs cargo) |
|
Wheels/Tyres |
Surly ExtraTerrestrial Tyre - 26 x 2.5", Tubeless, Folding, Black/Slate, 60tpi (tubes installed) |
|
Wheel Size |
26 in |
|
Alternate Wheel/Tyre Sizes |
27.5 x 1.5-2.0" w/ or w/o fenders, 700c x 28-32mm w/ or w/o fenders |
|
Brakes |
Avid BB7 S MTN, 51mm IS (160-203mm rotors), SRAM CenterLine 200/180mm rotors |
|
Brake Levers |
Avid FR-5 |
|
Handlebar |
Surly Terminal Bar, width 718mm (Small), 735mm (Medium, Large) |
|
Stem |
Kalloy 31.8, length 70mm (Small, Medium), 80mm (Large) |
|
Headset |
Cane Creek 40, EC34 upper and lower |
|
Saddle |
Selle Italia X-Base |
|
Seatpost |
Kalloy 30.9mm, 350mm, dropper post compatible |
|
Seatpost Clamp |
Surly Stainless 33.1mm |
|
Grips |
Velo Black |
|
Front Hub |
Novatec QR x 100, 36h |
|
Rear Hub |
Novatec QR x 135, 36h |
|
Rims |
OE, 38mm, 36h |
|
Spokes |
DT Swiss 2.0 Stainless |
|
Interior Features |
Dummy Rail Collars for human cargo, bottle mounts (Small: 2 standard, 1 3-pack; Medium/Large: 3 standard, 1 3-pack), kickstand plate |
|
Exterior Features |
Fender eyelets, Surly Trip Guides for brake/shift housing, dedicated Rohloff cable routing, OEM 2 axle plate, compatible with Big Dummy Bags and Xtracycle Longtail Standard, four 3-pack mounts on fork, rack mounts (upper, lower, mid-blade) |