{"product_id":"joiqexj-mechanical-disc-brake-kit-for-minibike-go-kart-6-steel-rotor-cable-actuated-caliper","title":"JOIQEXJ Mechanical Disc Brake Kit for Minibike \u0026 Go-Kart — 6\" Steel Rotor, Cable-Actuated Caliper","description":"\u003cp\u003e\u003cstrong\u003eThis JOIQEXJ mechanical disc brake kit delivers a bolt-on caliper, reversible brake arm and a 6-inch steel rotor with preinstalled pads to stop minibikes and pedal go-karts reliably without hydraulic fluid.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for small off-road vehicles, this compact cable-actuated braking assembly swaps into many common go-kart and minibike frames as a direct-fit replacement or upgrade. The kit includes a 152mm (6\") wear-resistant steel rotor, a ready-mounted caliper with pads, and a mounting bracket; its dimensions and mounting holes match a wide range of hobbyist and commercial models so you can fit and tune the system quickly.\u003c\/p\u003e\n\n\u003ch3\u003eWill this brake kit fit my kart or minibike?\u003c\/h3\u003e\n\u003cp\u003eThe kit is engineered to match several popular models out of the box, and its key measurements make compatibility checks simple. Verify the 1\" (25.4mm) axle bore and 18.2mm center-to-center mounting spacing on your hub or carrier to confirm fitment before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRotor diameter: 6 inches (152 mm)\u003c\/li\u003e\n  \u003cli\u003eAxle bore size: 1 inch (25.4 mm)\u003c\/li\u003e\n  \u003cli\u003eMounting hole spacing: 18.2 mm center-to-center\u003c\/li\u003e\n  \u003cli\u003eMounting hole diameter: 7.5 mm (0.29 inch)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow strong and durable is the rotor and caliper assembly?\u003c\/h3\u003e\n\u003cp\u003eThe rotor is heavy-duty, wear-resistant steel made for repeated stopping under typical recreational loads. The caliper is steel-constructed, adjustable to different rotor thicknesses, and supplied with corrosion-resistant finishes so it holds up in wet or dusty conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: wear-resistant steel rotor, corrosion-resistant caliper\u003c\/li\u003e\n  \u003cli\u003eRotor thickness supported: up to 0.250 in (6.35 mm)\u003c\/li\u003e\n  \u003cli\u003ePreinstalled brake pads for immediate use\u003c\/li\u003e\n  \u003cli\u003eDesigned to resist wheel slip and improve braking stability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and routine maintenance?\u003c\/h3\u003e\n\u003cp\u003eThis is a purely mechanical, cable-actuated brake—no fluid, master cylinder, or bleed procedure required—so installation and maintenance are straightforward. The reversible brake arm and adjustable cable anchor let you position the assembly for best cable routing, and simple cable tensioning keeps the brakes responsive over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMechanical cable actuation: no brake fluid\u003c\/li\u003e\n  \u003cli\u003eReversible brake arm for left or right mounting\u003c\/li\u003e\n  \u003cli\u003eQuick tension adjustments via high-grade steel cable\u003c\/li\u003e\n  \u003cli\u003eCompact parts reduce installation time for DIYers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and what should I check before riding?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships complete with the main components you need for a basic retrofit or replacement. Inspect fasteners, clear any shipping residue, and verify pad alignment and cable routing before your first ride to ensure optimal stopping performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 1 caliper with pads preinstalled, 1 mounting bracket, 1 6\" rotor\u003c\/li\u003e\n  \u003cli\u003eFactory-tested components with corrosion-resistant finishes\u003c\/li\u003e\n  \u003cli\u003eRecommended: matching bolts\/washers for your frame (not always included)\u003c\/li\u003e\n  \u003cli\u003eCheck: rotor runout, pad clearance, and cable tension before use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This JOIQEXJ brake kit is aimed at do-it-yourself mechanics, hobbyists, and small-track operators who need a dependable, low-maintenance mechanical disc brake for minibikes, pedal go-karts, and similar small vehicles. It’s well suited for owners of Manco models (9598\/9597), American Sportworks, Carter, Yerf-dog, Ken-bar, Bristers, Thunder karts, ASW, and Airheart MB-1 units looking for a durable retrofit or a straightforward replacement that avoids hydraulic complexity.\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 kit need brake fluid?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No—it's a mechanical cable-actuated system, so no brake fluid or bleeding is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What rotor size and axle bore does it support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes a 6\" (152 mm) rotor with a 1\" (25.4 mm) axle bore.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JOIQEXJ","offers":[{"title":"Default Title","offer_id":48083053052062,"sku":"B0B5WMQ6KD","price":58.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/joiqexj-front-assembly.jpg?v=1785823125","url":"https:\/\/northtrailauto.ca\/products\/joiqexj-mechanical-disc-brake-kit-for-minibike-go-kart-6-steel-rotor-cable-actuated-caliper","provider":"North Trail Auto","version":"1.0","type":"link"}