{"product_id":"gm-delco-moraine-5460451-904-z-brake-cylinder-repair-kit-nos","title":"GM \/ Delco Moraine 5460451 (904‑Z) Brake Cylinder Repair Kit – NOS","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM \/ Delco Moraine 5460451 (904‑Z) Brake Cylinder Repair Kit – NOS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGenuine New Old Stock Delco Moraine \u003cstrong\u003e904‑Z\u003c\/strong\u003e wheel‑cylinder rebuild kit for late‑1950s and early‑1960s GM full‑size models. Correct for \u003cstrong\u003e1959–62 Chevrolet\u003c\/strong\u003e (Biscayne, Bel Air, Impala) and \u003cstrong\u003e1959–62 Pontiac\u003c\/strong\u003e (Catalina, Star Chief) front wheel cylinders using the 1\" bore design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is an original Delco service part, ideal for concours restorations, OEM‑correct repairs, or period‑authentic parts collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e • GM Part: 5460451 • Delco Code: 904‑Z • Application: Front wheel cylinders (1\") • Models: Chevrolet \u0026amp; Pontiac full‑size, 1959–62 • Condition: NOS, stored in climate‑controlled inventory\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM \/ Delco Moraine 5460451 – 904‑Z\u003c\/strong\u003e is a \u003cstrong\u003e1-inch front wheel‑cylinder rebuild kit\u003c\/strong\u003e used on \u003cstrong\u003elate‑1950s through early‑1960s Chevrolet and Pontiac full‑size cars\u003c\/strong\u003e. It sits in the same family as 904‑R but represents a variant with different cup\/boot composition and spring style. This kit is desirable because it fits high‑demand restoration platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e904‑Z part identity\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM Part:\u003c\/strong\u003e 5460451 \u003cstrong\u003eDelco Moraine Code:\u003c\/strong\u003e 904‑Z \u003cstrong\u003eType:\u003c\/strong\u003e Front wheel‑cylinder repair kit \u003cstrong\u003eBore Size:\u003c\/strong\u003e \u003cstrong\u003e1\"\u003c\/strong\u003e \u003cstrong\u003eEra:\u003c\/strong\u003e 1959–1962 GM full‑size \u003cstrong\u003eTypical contents:\u003c\/strong\u003e Rubber cups, boots, spring, retainers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe 904‑series replaced many 901‑series kits and was later superseded by 905‑series equivalents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eFitment chart\u003c\/h3\u003e\n\u003ch4\u003eChevrolet full‑size (front wheel cylinders)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1959 Biscayne \/ Bel Air \/ Impala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1960 Biscayne \/ Bel Air \/ Impala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1961 Biscayne \/ Bel Air \/ Impala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1962 Biscayne \/ Bel Air \/ Impala\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003ePontiac full‑size (front wheel cylinders)\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1959 Catalina \/ Star Chief\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1960 Catalina \/ Star Chief\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1961 Catalina \/ Star Chief\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1962 Catalina \/ Star Chief\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese platforms all used the \u003cstrong\u003e1-inch Delco front wheel cylinders\u003c\/strong\u003e, making 904‑Z a direct‑fit service kit\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CorvairFarmer","offers":[{"title":"Default Title","offer_id":48675938795771,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/3740\/8251\/files\/aa1_acd12994-4191-42f6-bdbf-25e05437ae52.jpg?v=1775941719","url":"https:\/\/corvairfarmer.com\/products\/gm-delco-moraine-5460451-904-z-brake-cylinder-repair-kit-nos","provider":"CorvairFarmer","version":"1.0","type":"link"}