MoparPartsGiant.com offers the wholesale prices for genuine 2009 Dodge Avenger parts. Parts like Parking Sprag & Related Parts are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.4L, 6 Cyl 2.7L, 6 Cyl 3.5L. Transmission: 4-Speed Automatic Transmission, 6-Speed Automatic Transmission.