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Surly Karate Monkey Front Suspension

Surly Karate Monkey Front Suspension
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The Surly Karate Monkey Front Suspension bike features a RockShox Sektor RL suspension fork with 140mm travel, and paired with a dropper post out the box. Progressive trail geometry combined with Surly’s Gnot-Boost rear dropout system, deliver a versatile bike with the ability to swap hubs and wheel sizes. If you want to round-house kick some trail right in the face, the Karate Monkey is your sled.

- 100% Surly 4130 chromoly steel frame, double-butted main triangle and 44mm headtube
- The tubeset uses Surly custom trumpet tubes for greater stiffness and durability
- Adjustable rear dropouts with 145mm Gnot-Boost spacing. Works with 142 and 148 x 12mm thru, as well as 135mm w/ 10/12 washer
- RockShox Sektor RL suspension fork with 140mm travel
- TranzX SP15 dropper post with stealth routing; 80mm travel on XS/SM 120mm travel on MD/LG/XL
- Clearance for 27.5 x 3.0 or 29 x 2.55" tires

WARNING: Cycling can be dangerous. Bicycles and bicycle products should be assembled and serviced by a professional mechanic. Never modify your bicycle or accessories. Read and follow all product instructions and warnings including information on the manufacturer’s website. Inspect your bicycle before every use. Always wear a helmet.


Frame Surly 4130 Cro-Moly Steel. Custom double butted externally flaired tubing. Horizontal slotted with derailleur hanger, Surly “Gnot Boost” 142 or 148mm hub spacing compatibility
Fork RockShox Sektor RL, 27.5 140mm travel, 51mm offset, 110 x 15mm front axle, Disc.
Headset Cane Creek
Axles Front: 110 X 15mm
Rear:148 x 12mm
Rims/Wheels WTB Scraper i40
Tires Surly Dirt Wizard 27 x 3.0, 60 TPI
Crankset SRAM Descendant
Chainrings 32T
Bottom Bracket SRAM Powerspline
Chain SRAM NX Eagle
Rear Derailleur SRAM NX Eagle
Cassette/Rear Cogs SRAM Eagle 11-50T
Shifters SRAM NX Eagle
Handlebars Salsa Rustler 31.8mm
Tape/Grips Velo single lock-on
Stem Promax, 31.8mm
Brake Levers SRAM Level hydraulic
Brakes SRAM Level hydraulic w/SRAM Centerline rotors 180/160mm
Saddle WTB Volt Sport
Seat Post TranzX SP15, dropper post 80mm travel on XS/SM 120mm travel on MD/LG/XL

* Subject to change without notice.