{"product_id":"ap02-rear-disc-brake-conversion-kit-6-lug-for-chevy-c10-k10-gmc-k15-k1500-pickup-suburban-1961-1991","title":"6-Lug Rear Disc Brake Conversion Kit – 1961–1991 Chevy\/GMC","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eSix-lug rear disc-brake conversion kit for compatible 1961–1991 Chevrolet and GMC truck, SUV, Suburban, and van axle applications. Compatibility depends on lug pattern and axle-flange measurements—not model name alone.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTwo 12-inch drilled\/slotted rear rotors with 6 x 5.5-inch (6 x 139.7 mm) pattern\u003c\/li\u003e\n\u003cli\u003eLarge-bore GM-style calipers with built-in parking-brake mechanisms\u003c\/li\u003e\n\u003cli\u003eSemi-metallic pads and pins\u003c\/li\u003e\n\u003cli\u003eBrake hoses and standard-length parking-brake cables\u003c\/li\u003e\n\u003cli\u003eReference: DBK1012TRK-6\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Note\u003c\/h2\u003e\u003cp\u003eSupplier-listed as potentially compatible with 1961–1987 Chevrolet C10\/K10 and GMC 1000\/C15\/K15\/K1500 pickups, plus selected 1961–1991 Chevrolet K5\/K10 Blazer, Suburban and vans and GMC Jimmy, Suburban and vans. This kit is for six-lug—not five-lug—applications. Confirm axle housing, axle-flange dimensions, bolt pattern, bearing offset, rotor\/caliper clearance, wheel diameter\/backspacing, parking-brake routing, and hydraulic requirements before ordering.\u003c\/p\u003e\u003ch2\u003eAdditional Parts Note\u003c\/h2\u003e\u003cp\u003eA four-wheel-disc combination valve or adjustable proportioning valve and a 1-1\/8-inch-bore master cylinder are recommended by the supplier and are not included.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Safety Note\u003c\/h2\u003e\u003cp\u003eThis is a major brake-system modification. Professional installation, hydraulic-system design, correct fasteners, line routing, bleeding, parking-brake adjustment, leak testing, and controlled low-speed verification are required before road use.\u003c\/p\u003e","brand":"PARTS ISLAND","offers":[{"title":"United States","offer_id":48669678600437,"sku":"200007763:201336106","price":494.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/0191\/8453\/files\/S120bbf6aa2104bac8c5ace7566ae6994W.webp?v=1787199213","url":"https:\/\/www.partsisland.com\/products\/ap02-rear-disc-brake-conversion-kit-6-lug-for-chevy-c10-k10-gmc-k15-k1500-pickup-suburban-1961-1991","provider":"PARTS ISLAND","version":"1.0","type":"link"}