I finally got Spot to ride the four wheeler with me. At first he was unsure, but then when he saw the other dog had to run along side us, he thought he was king sh!t. :)
(http://img55.echo.cx/img55/8379/4160010or.jpg)
(http://img55.echo.cx/img55/3553/4160027ur.jpg)
(http://img55.echo.cx/img55/2052/4160039mc.jpg)
if you want him to feel more stable on it, cover the rack withsome rough carpet, like what welcome mats are made from. ;) cool.
-mokas-