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 |
Model Overview
Karate Monkey is part of the Surly Karate model. Surly launched 18 bikes of this model so far. Take a sneak peek at all Surly Karate bikes models from 2023, by clicking here.
Model range prices
Surly Karate Monkey Organic Eggplant – Rigid Fork 2023 is the cheapest bike model and costs 2599$. Surly Karate Monkey 2023 is the most expensive one and costs 2649$.
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.
Trail bikes average price
According to our math, the average price for a trustworthy Trail bike is 2762$. However, even though the average price of a Trail bike is lower, you might still be able to get a top-quality bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
When Surly released this model in 2023, its price was 2649$. If we compare this with the average Trail bike cost we notice that the price is 4.27% smaller.
Karate Monkey components
Fork material
Karate Monkey has a steel fork, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels size
When it comes to wheels, the Karate Monkey bike is equipped with the 27.5″ aluminum model. These wheels will provide you with more control over the bike. However, the 27.5″ wheels are less forgiving than the 29″ wheels.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Karate Monkey 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
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, you can easily find one that suits you.