4500 would be over the rating of any hitch for the Bonneville, and would do a number on the transmission. For that much weight I'd suggest a half ton truck/Tahoe/Suburban.


For sure it is an over rated tow load... no doubt... but that being said these Airstream guys pull these trailers with all ...

I am new to this group just wanted to say Hi... and to thank all of you for your information shared at this site.

I am in the process of replacing the UIM on a 98 Bonneville ... my little brides car.

I am not young (60) except at heart and generally I favor boats and RV projects over cars but this ...