Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Wheels 27.5" -
Groupset Deore -
Suspension Rigid -
Drivetrain 1 × 12 -
Brakes Mechanical Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
100% Surly Chromoly Steel. Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Suspension Fork
100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated
Drivetrain
Rear Derailleur
Shimano Deore 6100 SGS
Front Derailleur
N/A
Shift Levers
Shimano Deore 12-spd
Crank
Shimano Deore MT510, 30t
Bottom Bracket
Shimano
Chain
KMC X12, Anti-Rust
Wheels
Front Hub
Novatec 15x110, 32h, 6-bolt
Rear Hub
Novatec 12x148, 32h, 6-bolt
Rims
WTB ST i40 TCS 2.0
Tires
Surly Dirt Wizard 27.5 x 3", 60tpi, Tubeless Ready
Brakes
Brakes
SRAM Avid BB5 Mechanical
Brake Levers
SRAM Avid FR5
Cockpit
Stem
Kalloy 31.8
Handlebar
Salsa Rustler
Grips
Velo Black
Headset
Cane Creek
Seat
Saddle
Selle Italia
Seatpost
Kalloy 30.9
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.69 mm | 1.57 mm | 1.48 mm | 1.42 mm | 1.37 mm |
| Bottom Bracket Height | 311 mm | 311 mm | 311 mm | 311 mm | 311 mm |
| Front Center | 652 mm | 677 mm | 702 mm | 728 mm | 753 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 91 mm | 92 mm | 92 mm | 92 mm | 94 mm |
| Stack | 605 mm | 605 mm | 606 mm | 615 mm | 625 mm |
| Reach | 359 mm | 385 mm | 410 mm | 432 mm | 455 mm |
| Top Tube Length | 563 mm | 588 mm | 613 mm | 638 mm | 663 mm |
| Seat Tube Angle | 71.5 ° | 71.5 ° | 71.5 ° | 71.5 ° | 71.5 ° |
| Seat Tube Length | 330 mm | 368 mm | 419 mm | 470 mm | 521 mm |
| Head Tube Angle | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° |
| Head Tube Length | 100 mm | 100 mm | 100 mm | 110 mm | 120 mm |
| Chainstay Length | 421 mm | 421 mm | 421 mm | 421 mm | 421 mm |
| Wheelbase | 1069 mm | 1094 mm | 1119 mm | 1145 mm | 1170 mm |
| Bottom Bracket Drop | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm |
| Standover Height | 755 mm | 773 mm | 795 mm | 824 mm | 853 mm |
| Wheels | 27" | 27" | 27" | 27" | 27" |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
About this model
Karate Monkey is a Surly Karate model. 18 bikes variations carry this model name so far. Take a sneak peek at all Surly Karate bikes models from 2022, by clicking here.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Average price for Trail bikes
According to our calculations, the average cost of a Trail bike that is reliable is 2762$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Trail bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
At the moment of the release date, Surly Karate Monkey price was 2649$. In conclusion, this bike price is 4.27% lower than the price of the average Trail bike.
Overview of components
Fork material
The fork on this bike is made out of steel, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels
The wheels on Karate Monkey are the 27.5″ aluminum type. 27.5″ wheels are a mixture between 29″ wheels and 26″ wheels. However, the 27.5″ wheels are less forgiving than the 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Surly Karate Monkey has Mechanical Disc brakes installed. 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
There are 5 sizes available for this model. Rider height can be anywhere between 156 cm – 195 cm (5.12 ft – 6.4 ft). In short, it won’t be difficult to find the right one for you.