We do have a few "1st Gen" Tundra owners on here. You may want to post a question over in the Towing section: Towing -

I do not have any experience with these towing mirrors but, you may to check the McKesh mirrors out:

Trailer Sway Elimination Guaranteed - Hensley® the ONLY trailer hitch guaranteed to totally eliminate trailer sway.

re.ac.tor

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'10 CM SR5 4x2, S.A. Built & Purchased Sept '09, 5.7L, Sandy Beach Metallic, Drug Information in Lay Language