A few topics on this in the parts/accessories section of all places...
http://www.xterraownersclub.com/ubb/ultimatebb.php?ubb=get_topic;f=4;t=003150
http://www.xterraownersclub.com/ubb/ultimatebb.php?ubb=get_topic;f=4;t=003070
http://www.xterraownersclub.com/ubb/ultimatebb.php?ubb=get_topic;f=4;t=003037
http://www.xterraownersclub.com/ubb/ultimatebb.php?ubb=get_topic;f=4;t=002799
etc. etc. etc.
_________________________
Tip: see if your question has already been answered before asking it. Try our handy-dandy search tool!