Specification

Details

Model

Karate Monkey

Vehicle Category

Hardtail Mountain Bike

Application

Singletrack, doubletrack, bikepacking

Starting Price (2025)

$1,849.00 USD

Color Options

Fool's Gold

Specification

Details

Frame

Surly Karate Monkey, 4130 Chromoly, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, ED coated

Fork

Surly Karate Monkey, 4130 Chromoly, Natch tubing, double-butted tapered fork blades, TIG welded, ED coated

Drivetrain Compatibility

1x12 speed, compatible with 1x (mtn: 28T, Boost: 32T), 2x (mtn: 24/34T, Boost: 24/36T)

Dropouts

Gnot-Boost spacing, 12x142mm or 12x148mm (Surly axle included)

Bottom Bracket

73mm threaded (1.37" x 24TPI), Shimano

Crankset

Shimano Deore FC-MT510-1, 30T

Chain

KMC X12 NP/BK

Front Derailleur

N/A

Rear Derailleur

Shimano Deore RD-M6100, 12-speed

Shifter

Shimano Deore SL-M6100

Cassette

SunRace CSMZ800, 11-51T, 12-speed

Specification

Details

Seating

1 passenger (WTB Volt 142 saddle)

Fuel Type

Human-powered

Cargo Capacity

Supports racks, panniers, fenders, water bottle cages, three-pack mounts

Wheels/Tyres

Surly Dirt Wizard, 27.5 x 3.0", 60 tpi, Tubeless Ready

Wheel Size

27.5" (650b)

Alternate Wheel/Tyre Sizes

29 x 2.5"

Brakes

Tektro HD-M275, 51mm IS mount, 180mm front rotor, 160mm rear rotor, 6-bolt

Brake Levers

Tektro HD-M275

Handlebar

Salsa Rustler, width 750mm (XS-S), 800mm (M-XL)

Stem

Promax, 31.8mm, length 60mm (XS), 70mm (S-M), 80mm (L-XL)

Headset

Cane Creek 15, ZS44/28.6 upper, EC44/30 lower

Saddle

WTB Volt 142

Seatpost

Promax, 30.9mm

Seatpost Clamp

Surly Stainless, 33.1mm

Grips

Velo lock-on

Front Hub

Novatec 15x110mm, 32H

Rear Hub

Novatec 12x148mm, 32H

Rims

WTB ST i40 TCS 27.5"

Spokes

14G Black

Interior Features

1 standard + 1 three-pack bottle mounts (XS-M), 2 standard + 1 three-pack bottle mounts (L-XL), dropper post compatibility

Exterior Features

2 three-pack mounts on each fork blade, rear fender mounts