BMT222579_PH1_01 BMT222579_PH1_02 BMT222579_PH1_03 BMT222579_PH1_04 BMT222579_PH1_05 BMT222579_PH1_06 BMT222579_PH1_07 BMT222579_PH1_08 BMT222579_PH1_09
2015 Large SKU: BMT22579

Surly Karate Monkey Mountain Bike - 2015, Large

Recommended Rider Height: 5'10" - 6'2" Size Guide
Regular price

return icon 30-day returns
shipping icon $94.99 RideFast Shipping

- Fox Factory Series 34 FLOAT front suspension (2018).
- Fox Transfer dropper post.

Master Mechanic's Notes:
- Light wear and tear from cable rub, heel rub & chain.
- Light scuff on drive-side & non-drive side down tube.
- Light scuff on fork lower legs.

inspection image

TPC Guarantee

This bike passed a 141-point inspection and received a full pro-tune by our Master Mechanics in our Certified Pre-Owned process. CPO bikes are pristine and ready to ride!

Learn more
returns image

30-Day Hassle-Free Returns

Shop with confidence. Every bike is covered by our 30-day satisfaction guarantee. If this bike isn’t perfect for you, get in touch and we’ll help you find the right bike.

Learn more
shipping image

RideFast Shipping

Bikes ship in our custom RideFast box, and assembly is incredibly simple. Most novice riders can assemble their bike in 5 minutes or less. The tools you need to assemble are also included.

Learn more


Year 2015
Brand Surly
Model Karate Monkey
Size Large
Frame Material Steel
Drivetrain SRAM, 1x11 spd
Weight 33 lbs 5 oz
Fork Fox Factory Series 34 FLOAT
Fork Travel 140mm
Rear Shock Travel N/A
Brakes SRAM Level, Disc - Hydraulic
Shifters SRAM NX, Mechanical
Rear Derailleur SRAM NX
Bottom Bracket Shell Threaded
Crankset SRAM NX Alloy, 30t, 175mm
Cassette SunRace, 11-42t
Chain FSA
Handlebar ProTAPER Answer Expert Alloy, 780mm
Headset Cane Creek Forty integrated
Stem Alloy, 31.8mm x 70mm, 6°
Seatpost Fox Transfer , 30.9mm
Seatpost Travel 125mm
Saddle WTB Volt 135
Front Axle Spacing 15x110mm (Thru-Axle)
Rear Axle Spacing 12x142mm
Wheelset Front: Alexrims MD40 Aluminum Tubeless Ready, Rear: WTB Asym i35 Aluminum Tubeless Ready , Salsa
Front Tire Surly Dirty Wizard , 27.5" x 3.0"
Rear Tire Surly Dirty Wizard , 27.5" x 3.0"
Tire Type Tubeless
Tubeless Compatibility Bike ships tubeless


Recommended Rider Height 5'10" - 6'2"
a. Effective Top Tube 616.3 mm
b. Seat Tube 508 mm
c. Seat Tube Angle 73°
d. Head Tube Angle 72°
e. Head Tube 110 mm
f. Stack 614 mm
g. Reach 428.6 mm
h. Standover Height 822.5 mm
i. Saddle Height Range 655 - 775 mm

“I love this company! My beautiful bike arrived promptly, was packed brilliantly, and tuned perfectly. It was exactly as described.”

— Kari K.


“In the past month, I purchased a road bike and MTB from TPC. Very happy with the price and condition of both bikes! I was riding the bikes 10 minutes after I received them.”

— David H.

Newsletter Sign Up