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Surly Karate Monkey Frameset

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
$700.00 - $849.00
Please select options
Rats! This item is not permitted to be shipped, however it can be purchased online and picked up at the shop.


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

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.

Part Numbers

Option UPC MPN Store SKU
Blue Porta Potty / X-Small 708752240162 FM0310
Blue Porta Potty / Small 708752240186 FM0311
Blue Porta Potty / Medium 708752240209 FM0312
Blue Porta Potty / Large 708752240223 FM0313
Blue Porta Potty / X-Large 708752240247 FM0314
Hi-Viz Black / X-Small 708752240261 FM0315
Hi-Viz Black / Small 708752240285 FM0316 SUR43723377L
Hi-Viz Black / Medium 708752240308 FM0317
Hi-Viz Black / Large 708752240322 FM0318
Hi-Viz Black / X-Large 708752240346 FM0319
Lemon Lime Soda / X-Small 708752240360 FM0320
Lemon Lime Soda / Small 708752240384 FM0321
Lemon Lime Soda / Medium 708752240407 FM0322
Lemon Lime Soda / Large 708752240421 FM0323
Lemon Lime Soda / X-Large 708752240445 FM0324