{"product_id":"dorman-531-428-suspension-control-arm-bushing-rear-lower-rear-upper-or-rear-upper-forward","title":"Dorman 531-428 Suspension Control Arm Bushing - Rear Lower, Rear Upper or Rear Upper Forward","description":"\u003ch2\u003eDorman 531-428 Rear Control Arm Bushing\u003c\/h2\u003e\u003cp\u003eDorman 531-428 is a suspension control arm bushing made for specific GM A-body and related rear suspension applications. Built from rubber with a black finish, it is precision-engineered and tested to replace the original equipment bushing on vehicles such as the Chevrolet El Camino, Pontiac GTO, and Oldsmobile Cutlass.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRubber construction for OE-style suspension isolation\u003c\/li\u003e\n\u003cli\u003eBlack finish for a factory-type appearance\u003c\/li\u003e\n\u003cli\u003eDesigned as a direct replacement suspension control arm bushing\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered and rigorously tested for specific vehicle applications\u003c\/li\u003e\n\u003cli\u003eMounting type: bushing\u003c\/li\u003e\n\u003cli\u003eBracket not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm bushing, part number 531-428, is built for rear lower, rear upper, and rear upper forward positions across select 1964-1977 Buick, Chevrolet, Oldsmobile, and Pontiac models. It is a practical OE-style replacement for worn rear suspension bushings on classic vehicles including the Buick Skylark, Chevrolet Malibu, Pontiac LeMans, and Pontiac Tempest. The rubber design helps restore the original suspension interface while maintaining the fit and function expected in factory-style rear control arm service.\u003c\/p\u003e\u003cp\u003eThis part cross-references Monroe Shocks \u0026amp; Struts (e.g., 3182630) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRear suspension looseness from deteriorated control arm bushings\u003c\/li\u003e\n\u003cli\u003eClunking or knocking noises from worn bushing material\u003c\/li\u003e\n\u003cli\u003eExcessive rear axle movement under load\u003c\/li\u003e\n\u003cli\u003eUneven suspension response caused by aged rubber components\u003c\/li\u003e\n\u003cli\u003eRestoration work on classic Buick, Chevrolet, Oldsmobile, and Pontiac rear control arms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eCompatible With 1964-1977 Chevrolet El Camino, rear lower and rear upper; 1964-1977 Chevrolet Malibu, rear lower and rear upper; 1970-1977 Chevrolet Monte Carlo, rear lower and rear upper; 1964-1977 Oldsmobile Cutlass, rear lower and 1965-1977 Oldsmobile Cutlass, rear upper; 1964-1971 Pontiac GTO, rear lower and 1965-1971 Pontiac GTO, rear upper. Additional fitments include Buick Century, Regal, Skylark, LeSabre, Riviera, Oldsmobile 98, Delta 88, Starfire, Pontiac Bonneville, Grand Prix, Grand Am, LeMans, Tempest, and Cutlass Supreme.\u003c\/p\u003e\u003cp\u003eInspect the control arm, mounting points, and surrounding suspension components before installation. Press-fit bushing service typically requires proper support and alignment tools to avoid damaging the arm or the new bushing. Verify position carefully, especially on rear upper forward applications for 1964 Buick Skylark, Chevrolet El Camino, Chevrolet Malibu, Oldsmobile Cutlass, Pontiac GTO, Pontiac LeMans, and Pontiac Tempest.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this replacement bushing as a tested service part for specific vehicle applications. The part is engineered to match original equipment requirements for fit and function on the listed rear suspension positions.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52756088160437,"sku":"BKKY-531-428","price":19.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_531428_Fro.jpg?v=1782973507","url":"https:\/\/www.partcatalog.com\/products\/dorman-531-428-suspension-control-arm-bushing-rear-lower-rear-upper-or-rear-upper-forward","provider":"PartCatalog","version":"1.0","type":"link"}