{"product_id":"gm-delco-moraine-5450993-p-12000-wheel-cylinder-cup-set-nos","title":"GM \/ Delco Moraine 5450993 (P‑12000) Wheel Cylinder Cup Set – NOS","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM \/ Delco Moraine 5450993 (P‑12000) Wheel Cylinder Cup Set – NOS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGenuine New Old Stock Delco Moraine \u003cstrong\u003eP‑12000\u003c\/strong\u003e wheel‑cylinder cup set containing two original Delco rubber cups. Correct for early‑1950s GM full‑size models using the 1\" Delco front wheel cylinders, including \u003cstrong\u003e1951–53 Chevrolet\u003c\/strong\u003e (Styleline, Fleetline, 150, 210, Bel Air) and \u003cstrong\u003e1951–53 Pontiac\u003c\/strong\u003e (Chieftain, Streamliner, Star Chief).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePerfect for OEM‑correct brake service, concours restorations, or period‑authentic parts collections.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e • GM Part: 5450993 • Delco Code: P‑12000 • Contents: Two wheel‑cylinder cups • Application: 1\" front wheel cylinders • Models: Chevrolet \u0026amp; Pontiac full‑size, 1951–53 • Condition: NOS, stored in climate‑controlled inventory\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM \/ Delco Moraine 5450993 – P‑12000\u003c\/strong\u003e is a \u003cstrong\u003efactory Delco wheel‑cylinder cup set\u003c\/strong\u003e, not a full rebuild kit. It contains \u003cstrong\u003etwo rubber cups\u003c\/strong\u003e and was used across multiple early‑1950s GM brake systems. These “P‑series” cup sets were sold as economical service parts when only the rubber sealing cups needed replacement rather than the full spring\/boot\/piston assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003ePart identity and purpose\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGM Part:\u003c\/strong\u003e 5450993 \u003cstrong\u003eDelco Moraine Code:\u003c\/strong\u003e \u003cstrong\u003eP‑12000\u003c\/strong\u003e \u003cstrong\u003eType:\u003c\/strong\u003e Wheel‑cylinder cup set \u003cstrong\u003eContents:\u003c\/strong\u003e \u003cstrong\u003eTwo rubber cups\u003c\/strong\u003e (typically 1\" bore) \u003cstrong\u003eEra:\u003c\/strong\u003e Early–mid 1950s GM \u003cstrong\u003eFunction:\u003c\/strong\u003e Replacement cups for front wheel cylinders when the rest of the hardware was still serviceable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese cup sets were commonly stocked by GM dealers and independent garages for quick brake jobs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eFitment chart\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eP‑12000 matches the \u003cstrong\u003e1\" Delco front wheel cylinders\u003c\/strong\u003e used on early‑1950s Chevrolet and Pontiac full‑size platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eChevrolet – Full‑Size (Front Wheel Cylinders)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1951 Styleline \/ Fleetline\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1952 Styleline \/ Fleetline\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1953 150 \/ 210 \/ Bel Air\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePontiac – Full‑Size (Front Wheel Cylinders)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1951 Chieftain \/ Streamliner\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1952 Chieftain \/ Streamliner\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1953 Chieftain \/ Star Chief\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CorvairFarmer","offers":[{"title":"Default Title","offer_id":48676007903483,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/3740\/8251\/files\/aa1_934f498a-6aef-4de0-8826-a86b58d4adb8.jpg?v=1775943936","url":"https:\/\/corvairfarmer.com\/products\/gm-delco-moraine-5450993-p-12000-wheel-cylinder-cup-set-nos","provider":"CorvairFarmer","version":"1.0","type":"link"}