GM Genuine Parts Automatic Transmission Carrier Shells are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These shells encase components in the planetary gear assembly, and helps keep them aligned and secure. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). WARNING: Cancer and Reproductive Harm Encases components in the planetary gear assembly, and helps keep them aligned and secure Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE) GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle GM regularly updates production and service part designs to integrate new materials and technologies ASIN B09LKW8MQY Brand GM GENUINE PARTS Model GM Original Equipment Exterior Machined Item Weight 3.3 pounds Manufacturer GM Genuine Parts Item model number 24284186 Product Dimensions 9 x 8.25 x 6.75 inches Manufacturer Part Number 24284186