Surly Karate Monkey Frameset - 2019

Surly Karate Monkey Frameset
  • Color: Blue Porta Potty
  • Color: Blue Porta Potty
  • Color: Hi-Viz Black
  • Color: Hi-Viz Black
  • Color: Lemon Lime Soda
  • Color: Lemon Lime Soda
Please select options
This item is not permitted to be shipped, however it can be purchased online and picked up at your convenience.


The Karate Monkey frame features updated, progressive trail geometry, a new tubeset, and Surly’s Gnot-Boost rear dropout system to support multiple drivetrain and wheel size configurations.

- 100% Surly 4130 chromoly steel frame and fork; double-butted main triangle and 44mm headtube
- Tubeset uses the same trumpet tubes found on Instigator 2.0 frame
- Adjustable rear dropouts with 145mm Gnot-Boost spacing works with 142 x 12, 148 x 12mm, and 135mm w/ 10/12 washer
- Internal dropper seatpost routing
- 30.9mm seat tube ID
- Clearance for 29 x 2.55 or 27.5 x 3 tires

Part Numbers

Option UPC MPN Store SKU
Blue Porta Potty / X-Small 708752240162 FM0310 SUR45936508Y
Blue Porta Potty / Small 708752240186 FM0311 SUR44420241Y
Blue Porta Potty / Medium 708752240209 FM0312 SUR45245034Y
Blue Porta Potty / Large 708752240223 FM0313 SUR44751044Y
Blue Porta Potty / X-Large 708752240247 FM0314 SUR45463497Y
Hi-Viz Black / X-Small 708752240261 FM0315 SUR41363904K
Hi-Viz Black / Small 708752240285 FM0316 SUR40712001K
Hi-Viz Black / Medium 708752240308 FM0317 SUR41578416K


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