What is the width of the Monterey XT Latch? June 07, 2021 10:57 Updated The width of the Monterey XT is 20 inches. If you’d like to find out more about the Monterey XT visit our store: https://store.diono.ca/monterey-xt/ Related articles What is the width of the Diono Solana 2? Does the Monterey XT Latch come with a tether or latch system? What are the dimensions of the Cambria 2? Comments 0 comments Article is closed for comments.