The Karate Monkey features updated, progressive trail geometry, our custom trumpet tubeset and Surlys Gnot-Boost rear dropout system. Available in a variety of colors, with multiple drivetrain and wheel size configurations.

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

BUILD KIT:

• Frame: 100% Surly Chromoly Steel, Custom double-butted, externally flared tubing, Horizontal slotted with derailleur hanger, Surly Gnot Boost 142 or 148mm hub spacing compatibility
• Fork: 100% Surly Chromoly Steel, 483mm axle-to-crown x 47mm offset, 110mm hub spacing, Tapered and butted straight blade, 4130 Chromoly, 51mm I.S. disc mount
• Crankset: Shimano Deore FC-MT510-1, 30t
• Bottom Bracket: Shimano (included with crankset)
• Front Derailleur: N/A
• Rear Derailleur: Shimano Deore RD-M6100, 12-speed
• Cassette / Cog: SunRace CSMZ800, 11-51t, 12-Speed
• Chain: KMC X12 NP/BK
• Grips / Bar Tape: Velo lock-on
• Handlebar: Salsa Rustler without logo
• Stem: ProMax, 31.8
• Headset: Cane Creek 15
• Rear Shifter: Shimano Deore SL-M6100
• Brake & Rotors: Tektro HD-M275, 180mm front & 160mm rear
• Saddle: WTB Volt 142
• Seatclamp: Surly stainless, 33.1mm
• Seatpost: ProMax, 30.9
• Front Hub: 110mm, Novatec, 32h, Thru-Axle
• Rear Hub: 148mm, Novatec, 32h, Thru-Axle
• Rims: WTB i40 TCS
• Tires: Surly Dirt Wizard 29 x 3, 60 tpi, Tubeless Ready

SIZING:Surlyrecommends the following sizes based on rider height:

• XS : 5′ – 5’5″
• SM : 5’4″ – 5’8″
• MD : 5’7″ – 6′
• LG : 5’11” – 6’3″
• XL : 6’2″ – 6’6″