Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Steel -
Wheels 26" -
Groupset GX, Race Face -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 170cm
MD
168cm - 179cm
LG
176cm - 187cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Surly 4130 CroMoly steel. Main triangle double-butted. TIG-welded cargo specific engineered for stiffness and durability
Suspension Fork
Surly Wednesday, Tapered straight blade 4130 CroMoly. 468mm axle to crown, 47mm offset. 51mm I.S. front standard disc mount, 150mm x 15mm thru-axle dropouts (axle included), 100mm suspension fork compatible
Drivetrain
Rear Derailleur
SRAM GX 2x11 long cage type 2.1
Front Derailleur
SRAM GX 2x11 high direct mount
Shift Levers
SRAM GX 2x11
Cassette
Sunrace 11s 11/42
Crank
Race Face Aeffect 36/22
Bottom Bracket
100mm wide, threaded English (1.37? x 24t)
Chain
KMC X11 anti rust
Wheels
Front Hub
Salsa 150x15 32h
Rear Hub
Salsa 197x12 32h
Rims
Surly My Other Brother Darryl
Tires
Surly Big Fat Larry (front), Nate (rear)
Brakes
Brakes
SRAM Level T
Brake Levers
SRAM Level T
Cockpit
Stem
H.L. 31.8mm clamp 4-bolt
Handlebar
Answer ProTaper
Headset
Cane Creek 40 series
Seat
Saddle
WTB Volt
Seatpost
H.L. 9mm offset 2 bolt
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG |
|---|---|---|---|
| Stack Reach Ratio | 1.38 mm | 1.38 mm | 1.39 mm |
| Front Center | 661 mm | 692 mm | 719 mm |
| Rake | 47 mm | 47 mm | 47 mm |
| Trail | 72 mm | 73 mm | 72 mm |
| Stack | 576 mm | 604 mm | 632 mm |
| Reach | 418 mm | 439 mm | 455 mm |
| Top Tube Length | 597 mm | 627 mm | 652 mm |
| Seat Tube Angle | 72.5 ° | 72.5 ° | 72.5 ° |
| Seat Tube Length | 356 mm | 432 mm | 508 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 90 mm | 120 mm | 150 mm |
| Chainstay Length | 882 mm | 882 mm | 882 mm |
| Wheelbase | 1539 mm | 1570 mm | 1597 mm |
| Bottom Bracket Drop | 55 mm | 55 mm | 55 mm |
| Standover Height | 747 mm | 797 mm | 847 mm |
| Wheels | 26" | 26" | 26" |
| Rider Min Height | 158 cm | 168 cm | 176 cm |
| Rider Max Height | 170 cm | 179 cm | 187 cm |
Model Overview
Big Fat Dummy belongs to the Surly Big Fat model. Surly launched 8 bikes of this model so far. Take a sneak peek at all Surly Big Fat bikes models from 2017, by clicking here.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Long Tail Cargo bikes
If you want an acceptable Long Tail Cargo bike you should know that the average price is 1276$. However, this doesn’t mean that if you spend less money on a Long Tail Cargo bike, you couldn’t get a decent one. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
Big Fat Dummy components
Fork material
When it comes to the fork, this bike has a steel one, so, it can add some extra weight to your bike. However, steel is a pretty tough and durable material.
Wheels
As for the wheels, Surly Big Fat Dummy 2017, has a 26″ aluminum model. Being a little smaller, these wheels will fit both small and tall riders. However, they provide less traction than 29″ wheels do.
Brakes
When you want to stop the bike in time, the brakes are vital. The Big Fat Dummy has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, these are ideal for anyone.
Sizes
Surly Big Fat Dummy bike has 3 sizes, in the range of 158 cm – 187 cm (5.18 ft – 6.14 ft). In short, you can easily find one that suits you.