GMPartsGiant.com offers the wholesale prices for genuine 2020 Buick Encore 2WD parts. Parts like Automatic Transmission 2-6 Low & Reverse & 1-2-3-4 Clutch Plate are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 1.4L. Model Code: CX 4 DOOR SPORT UTILITY, CXL 4 DOOR SPORT UTILITY.