{"product_id":"surly-karate-monkey-mountain-frame-mtbf0149","title":"Surly Karate Monkey XL Frameset - 27.5 \u0026 29-Inch Steel Mountain Bike Frame with Gnot-Boost Dropouts, Internal Dropper Routing, Snow Mold White","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience unmatched durability and versatile performance with the Surly Karate Monkey Frameset - 27.5\" Steel, Snow Mold White, X-Large. Designed for adventure seekers and proud off-road enthusiasts, this high-performance bike frame seamlessly blends engineering excellence with rugged style, making it the perfect foundation for your custom mountain bike or gravel rig.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from 100% Surly Chromoly steel, this frameset offers exceptional strength, flexibility, and long-lasting resilience. The double-butted main triangle enhances ride stability while reducing weight, providing an agile yet durable ride experience. Surly's proprietary trumpet tubeset, used on renowned models like the Instigator 2.0, ensures enhanced torsional strength and superior shock absorption, perfect for handling rough terrains and demanding trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eFeaturing progressive trail geometry, the Karate Monkey is optimized for agility and control across diverse riding conditions. Its adjustable Gnot-Boost rear dropout system with 145mm spacing provides compatibility with multiple drivetrain configurations including 142mm, 148mm (12mm thru-axle), and 135mm (w\/ washers), delivering versatility for different wheel and hub standards. The internal dropper seatpost routing (30.9mm seat tube ID) allows seamless integration of modern dropper posts, enhancing rider control on technical descents.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis frameset is designed for disc brake integration, supporting modern hydraulic disc braking systems for superior stopping power in all weather and trail conditions. The sturdy steel fork with a 15mm thru-axle (110mm spacing) offers precise steering and additional durability. Wheel clearance accommodates up to 27.5 x 3.0\" or 29 x 2.55\" tires, ensuring you're prepared for everything from aggressive trail riding to gravel adventures.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith its sleek Snow Mold White finish and bold Karate Monkey branding, this frameset stands out on any trail, blending minimalist style with functional performance. Ideal for trail, mountain biking, gravel riding, or all-road adventures, the Karate Monkey frameset is your ready-for-anything platform to customize according to your riding style and terrain needs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom trumpet tubeset for enhanced strength and ride comfort\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Gnot-Boost adjustable rear dropout system for versatile wheel and drivetrain options\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Internal routing for dropper seatposts for modern, tech-forward builds\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with wide tires for aggressive off-road riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Steel construction providing optimal balance of durability and ride quality\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike with the Surly Karate Monkey Frameset-a rugged, reliable, and highly adaptable foundation designed for passionate riders who demand performance, style, and flexibility in one premium package. Perfect for building a personalized adventure bike that excels on challenging trails, gravel roads, and everything in between.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium steel construction with 100% Surly Chromoly ensures durability and long-lasting performance for demanding trail riding. \u003c\/li\u003e\n\u003cli\u003eDesigned with updated, progressive trail geometry and a proprietary trumpet tubeset, delivering improved handling, stability, and a smoother ride on technical trails.\u003c\/li\u003e\n\u003cli\u003eFeatures innovative Gnot-Boost rear dropout system with adjustable spacing (142mm, 145mm, 148mm), providing versatile compatibility with various drivetrain and wheel configurations, including 27.5\" and 29\" tires.\u003c\/li\u003e\n\u003cli\u003eInternal routing for a 30.9mm dropper seatpost allows for versatile bike setup and improved control on varied terrains, making it ideal for mountain biking and trail adventures.\u003c\/li\u003e\n\u003cli\u003eStylish Snow Mold White finish highlights modern, rugged style while offering extensive clearance for tires up to 2.55\" (29\") or 3\" (27.5\"), perfect for custom builds and all-weather riding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Surly","offers":[{"title":"Default Title","offer_id":42201912049731,"sku":"MTBF0149","price":999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/FM3036_6e25e5fd-817e-4117-814c-cd6121ee32ed.jpg?v=1779338431","url":"https:\/\/365cycles.com\/products\/surly-karate-monkey-mountain-frame-mtbf0149","provider":"365 Cycles","version":"1.0","type":"link"}