Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Steel -
Wheels 26" -
Groupset GX, Deore -
Suspension Rigid -
Drivetrain 3 × 10 -
Brakes Mechanical Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
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.
Suspension 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
Drivetrain
Rear Derailleur
SRAM GX Type 2.1
Front Derailleur
Shimano Deore, FD-T611-3
Shift Levers
X5 Trigger
Cassette
Microshift CS-H100 10 speed, 11-36t
Crank
TruVativ 48/36/26
Bottom Bracket
SRAM
Chain
KMC X10
Wheels
Front Hub
Shimano Deore M525, 36h, QR
Rear Hub
Shimano Deore M525, 36h, QR
Rims
Alex Adventurer
Tires
Schwalbe Big Apple 26" x 60mm
Brakes
Brakes
Avid BB7
Brake Levers
Avid FR-5
Disk Rotors
SRAM Centerline 180/180mm
Cockpit
Stem
4 Bolt 31.8mm clamp
Handlebar
Premetec
Headset
Cane Creek 40
Seat
Saddle
WTB Volt Sport
Seatpost
2 -Bolt. 27.2mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.41 mm | 1.38 mm | 1.37 mm | 1.37 mm |
| Front Center | 611 mm | 634 mm | 652 mm | 670 mm |
| Rake | 43 mm | 43 mm | 43 mm | 43 mm |
| Trail | 64 mm | 64 mm | 64 mm | 64 mm |
| Stack | 572.9 mm | 586.4 mm | 600.5 mm | 617.7 mm |
| Reach | 406 mm | 424.5 mm | 438.1 mm | 450.5 mm |
| Top Tube Length | 579.9 mm | 602.5 mm | 620.5 mm | 638.2 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 406.4 mm | 457.2 mm | 508 mm | 558.8 mm |
| Head Tube Angle | 72 ° | 72 ° | 72 ° | 72 ° |
| Head Tube Length | 131.7 mm | 145.9 mm | 160.8 mm | 178.8 mm |
| Chainstay Length | 833 mm | 833 mm | 833 mm | 833 mm |
| Wheelbase | 1442 mm | 1465 mm | 1483 mm | 1501 mm |
| Bottom Bracket Drop | 40 mm | 40 mm | 40 mm | 40 mm |
| Standover Height | 746 mm | 777 mm | 809 mm | 842 mm |
| Wheels | 26" | 26" | 26" | 26" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
Model Overview
Big Dummy belongs to the Surly Big Dummy model. Surly launched 12 bikes of this model so far. Take a sneak peek at all Surly Big Dummy bikes models from 2019, by clicking here.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for Long Tail Cargo bikes
According to our calculations, the average cost of a Long Tail Cargo bike that is reliable is 1276$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Long Tail Cargo bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Furthermore, this bike was made available in 2019 for 2150$. In conclusion, this bike price is 68.5% higher than the price of the average Long Tail Cargo bike.
Big Dummy components
Fork material
When it comes to the fork, this bike has a steel one, which is tougher than carbon in the case of an impact. However, it can add some extra weight to the bike.
Wheels
As for the wheels, Surly Big Dummy 2019, has a 26″ aluminum model. The 26″ wheels are lighter than the 27.5 or 29″ wheels. However, they are less forgiving when riding over obstacles such as bumps and roots.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Big Dummy comes with Mechanical Disc brakes. These brakes are also very popular, and a lot cheaper than hydraulic disk brakes. However, they don’t have the stopping power of hydraulic brakes.
Sizes
This bike is available in 4 sizes. They vary from 158 cm – 199 cm (5.18 ft – 6.53 ft). In short, you can easily find one that suits you.