To find the seating chart for the Boeing 77W, follow the steps below.
Navigate to SeatGuru, and click on "Browse Airlines," and then click on "Air Canada." Next, click on "Planes & Seat Maps," and then browse the available planes in service by Air Canada. Click on the name of the aircraft from the list.
View the chart, and read details about seats and seat recommendations on the chart page.
The 77W also comes in a three-class version. To view that version, click on the link to the 77W Three Class under the "Overview" section on the seating chart page.