Clay - the regulator is internal.

Charlie is correct about rebuilders not usually replacing brushes (unless worn out) - they also don't usually replace the regulators or diode/rectifiers..... which seems to be the larger problem with remanufactured alternators of the MMC variety.

Frank

'89 [color:"white"]G-Raider[color:"white"] [color:"black"]Supercharged 3.0L, MegaSquirt 2, lockup A/T, 2.5" exhaust, 172k, Cibie H4s/Oscar SCs, Hella Micro DE fogs, Cobra CB, Superwinch hubs, LSD rear/Aussie Locker front, Bilsteins, Lifeline AGM, Rust-Oleum