{"product_id":"leimo-kparts-hydraulic-brake-master-cylinder-for-90-250cc-go-karts-atvs-aluminum-pre-assembled","title":"LEIMO KPARTS Hydraulic Brake Master Cylinder for 90–250cc Go Karts \u0026 ATVs — Aluminum, Pre-assembled","description":"\u003cp\u003e\u003cstrong\u003eLEIMO KPARTS Hydraulic Brake Master Cylinder converts pedal force into reliable hydraulic braking for 90cc–250cc go karts and small ATVs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis master cylinder is a direct-fit replacement designed for a wide range of Chinese and international small-vehicle brands, including Roketa, Sunl, Kandi, BMS, Kinroad, and others. Manufactured from aluminum alloy and supplied pre-assembled with bolts and nuts, it’s built to restore or upgrade your vehicle’s braking circuit with straightforward installation and a one-year warranty.\u003c\/p\u003e\n\n\u003ch3\u003eWill this master cylinder fit my 125cc or 250cc go kart?\u003c\/h3\u003e\n\u003cp\u003eCompatibility covers many common engine sizes used in recreational and utility karts and ATVs: 90cc, 110cc, 125cc, 150cc, 200cc, and 250cc. Fitment depends on two key mounting dimensions and the pedal linkage spacing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrake pedal hole-to-hole distance: 20 mm.\u003c\/li\u003e\n  \u003cli\u003eCylinder mounting hole-to-hole distance: 60 mm.\u003c\/li\u003e\n  \u003cli\u003eCommon compatible brands: Roketa, Sunl, Kandi, BMS, Kinroad, American Sportswork, Baja.\u003c\/li\u003e\n  \u003cli\u003eCompare pictures and measurements before purchase to confirm fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and reliable is this hydraulic master cylinder?\u003c\/h3\u003e\n\u003cp\u003eConstructed from aluminum alloy under strict quality controls, the cylinder is corrosion-resistant and designed for repeated pedal cycles. It is a one-way piston hydraulic device that translates pedal movement into fluid pressure sent to the brake calipers or wheel cylinders.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum alloy housing resists rust and reduces weight.\u003c\/li\u003e\n  \u003cli\u003ePre-installed bolts and nuts for easier installation.\u003c\/li\u003e\n  \u003cli\u003eSealed piston design to maintain hydraulic pressure.\u003c\/li\u003e\n  \u003cli\u003eBacked by a 1-year warranty for manufacturing defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat do I need to install and maintain this part?\u003c\/h3\u003e\n\u003cp\u003eInstallation is a straightforward mechanical swap for compatible models but requires basic tools and attention to bleeding the brake system after fitting. Regular inspection and fluid maintenance will keep the unit operating correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTools: wrenches for the supplied bolts, pliers, and a line wrench for brake fittings.\u003c\/li\u003e\n  \u003cli\u003eAfter installation: fully bleed the brake lines to remove air pockets.\u003c\/li\u003e\n  \u003cli\u003eUse the manufacturer-recommended brake fluid; check seals and fluid level periodically.\u003c\/li\u003e\n  \u003cli\u003eInspect mounting torque and pedal linkage for secure attachment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and what warranty is offered?\u003c\/h3\u003e\n\u003cp\u003eThe product ships as a complete master cylinder assembly with fasteners already installed to simplify mounting. LEIMO KPARTS supports the part with a one-year warranty covering manufacturing defects; reach out to customer support for replacement or refund within that period.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 1 × hydraulic brake master cylinder with bolts and nuts installed.\u003c\/li\u003e\n  \u003cli\u003eCheck photos and measurements before ordering to ensure compatibility.\u003c\/li\u003e\n  \u003cli\u003eWarranty: 1 year for quality-related issues.\u003c\/li\u003e\n  \u003cli\u003eContact seller for replacement or refund if defects appear during warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This master cylinder is intended for enthusiasts, repair shops, and owners of small go karts, buggies, and ATVs who need a robust replacement or upgrade for their hydraulic braking system. If you have a 90–250cc Roketa, Sunl, Kandi, BMS, Kinroad, or similar vehicle and your current master cylinder is worn, leaking, or underperforming, this unit provides a direct, cost-effective option that arrives pre-assembled and ready to install. Verify the 20 mm pedal spacing and 60 mm mounting distance against your vehicle’s specifications before purchasing.\u003c\/p\u003e\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 this master cylinder fit Roketa and Sunl go karts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits many Roketa and Sunl models in the 90–250cc range if your pedal spacing is 20mm and mounting holes are 60mm apart.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is bleeding the brakes required after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — you must bleed the brake system after installation to remove air and restore full hydraulic pressure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LEIMO KPARTS","offers":[{"title":"Default Title","offer_id":48084498645150,"sku":"B0BFFSV2XH","price":33.45,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/leimo-kparts-master-cylinder-front-view.jpg?v=1785857558","url":"https:\/\/northtrailauto.ca\/products\/leimo-kparts-hydraulic-brake-master-cylinder-for-90-250cc-go-karts-atvs-aluminum-pre-assembled","provider":"North Trail Auto","version":"1.0","type":"link"}