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Power 4-wheel disc/4-wheel anti-lock brakes with vacuum
boost are now standard on SRW with all engines. Power 4- wheel disc/4-wheel anti-lock brakes with hydro-boost are now
standard on DRW with all engines, included on SRW with the
Dual Alternators, and optional on SRW diesel for fleet only.
[font='Verdana','sans-serif']I had an 03 F250 with hydro-boost. One problem you can have with hydro-boost, that you won't on vacuum assist, is if you lose your serpentine belt, you lose your brakes too. This happened to me. [/font]<?xml:namespace prefix = o ns = "urn:schemas-microsoft-comfficeffice" /><o></o>