{"product_id":"kacarber-at125-carburetor-replacement-for-coleman-at125-b-ex-ut-125cc-quad-direct-fit-4-stroke-oem-style-mounting","title":"Kacarber AT125 Carburetor Replacement for Coleman AT125-B\/EX\/UT 125cc Quad — Direct-Fit 4-Stroke, OEM-Style Mounting","description":"\u003cp\u003e\u003cstrong\u003eThe Kacarber AT125 carburetor is a direct-fit replacement carb designed to restore reliable fuel delivery for Coleman Powersports AT125-B, AT125-EX, and AT125-UT 125cc quads.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket carburetor is built to match the critical dimensions and mounting pattern of many small four-stroke engines so you can swap it in quickly and get your machine running smoothly again. It’s engineered to be compatible with a range of 49cc–125cc 4-stroke ATVs, dirt bikes, and go-karts and includes the key measurements you’ll need to confirm fitment before purchase.\u003c\/p\u003e\n\n\u003ch3\u003eWill this carburetor fit my Coleman AT125 or similar 125cc quad?\u003c\/h3\u003e\n\n\u003cp\u003eMost likely yes, if your model is one of the listed Coleman Powersports AT125 variants or uses the same intake and mounting specs. Compare the engine opening and bolt spacing on your machine to the carburetor’s measurements to ensure a correct match.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eEngine opening outer diameter: 19 mm\u003c\/li\u003e\n  \u003cli\u003eBolt hole spacing (engine side): 48 mm center-to-center\u003c\/li\u003e\n  \u003cli\u003eAir filter mount diameter: 35 mm\u003c\/li\u003e\n  \u003cli\u003eCompatible with many 49cc–125cc 4-stroke engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this replacement carburetor help performance and reliability?\u003c\/h3\u003e\n\n\u003cp\u003eReplacing a worn or clogged carburetor restores consistent fuel-air mixture delivery, improving start-up behavior and throttle response. The result is more dependable operation during normal riding and fewer stalls when accelerating.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFresh metering passages reduce hesitation and flooding\u003c\/li\u003e\n  \u003cli\u003eOEM-style mounting ensures secure installation and sealing\u003c\/li\u003e\n  \u003cli\u003eDesigned for four-stroke small engines to match original flow characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I prepare before installing the Kacarber AT125 carb?\u003c\/h3\u003e\n\n\u003cp\u003eGather basic hand tools and a clean workspace; draining the fuel and removing the airbox simplifies access and reduces contamination risk. Inspect gaskets, mounting studs, and the intake manifold for wear and replace any damaged parts for a leak-free installation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTools: screwdrivers, socket set, pliers\u003c\/li\u003e\n  \u003cli\u003eReplace any brittle gaskets or cracked manifolds before reassembly\u003c\/li\u003e\n  \u003cli\u003eCheck fuel lines and filter for blockages or aging rubber\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this carburetor be used on other small four-stroke bikes or go-karts?\u003c\/h3\u003e\n\n\u003cp\u003eYes — it’s engineered as a universal replacement for many small-displacement four-stroke engines within the 49cc–125cc range, provided the physical connections match. Always verify the listed dimensions and mounting pattern against the engine you intend to fit.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with some Honda CRF50, XL70, XL75, TRX70, CT70, CT90, CT110 Trailsport 90 models\u003c\/li\u003e\n  \u003cli\u003eAlso suitable for various 50–125cc ATVs, dirt bikes, and go-karts using similar intake measurements\u003c\/li\u003e\n  \u003cli\u003eNot a plug-and-play fit for all makes—compare dimensions first\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Riders, mechanics, and hobbyists who need an affordable, dimension-matching replacement carburetor to repair or refurbish a Coleman AT125-B, AT125-EX, AT125-UT 125cc quad or other small four-stroke machines. It’s intended for people comfortable verifying fitment and performing basic carburetor installation and tuning who want to return a stalled or poorly running engine to dependable operation.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the AT125 carburetor fit Coleman AT125-UT models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it’s designed for Coleman AT125-B, AT125-EX, and AT125-UT models if your engine uses the listed dimensions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the key measurements to check before buying?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Confirm engine opening O.D. 19mm, bolt hole spacing 48mm center-to-center, and air filter mount 35mm.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kacarber","offers":[{"title":"Default Title","offer_id":48086778249374,"sku":"B0FL7K2DN8","price":51.34,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kacarber-at125-front-view.jpg?v=1785904759","url":"https:\/\/northtrailauto.ca\/products\/kacarber-at125-carburetor-replacement-for-coleman-at125-b-ex-ut-125cc-quad-direct-fit-4-stroke-oem-style-mounting","provider":"North Trail Auto","version":"1.0","type":"link"}