Search for Tacoma spindle at car-part.com... they list hundreds of right and left spindle assemblies, 4x4 w/ or w/o abs some with manual hub, $50 and up, each.
This has been considered for my wifes D-cab also... I opt not to for a variety of reasons. Wear on the CV and diff is minimal, as it is just along for the ride w/o much load being placed on it. Wear can become a problem if lifted to high - this can be solved by installing larger CV joints and...