25840452 is the part number for a Front Engine Mount (motor mount), used to secure the engine to the frame and dampen vibration. Detail Info Part type Front engine mount (rubber & steel) Brand: FAST FORCE Fits 2009–2017 Buick Enclave, 2009–2017 Chevrolet Traverse, 2009–2017 GMC Acadia, 2009–2010 Saturn Outlook (3.6L V6) Dimensions ~9.7" × 5.2" × 5.2"