WARNING: This page is about a different car, the 2004 Toyota 4Runner and 2003 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
For 4.0L with 1.6 kilowatt permanent magnet starter, see Fig 1 for exploded view.
For 4.0L with 2 kilowatt starter, see Fig 2 for exploded view.