I've acquired a quadband flash from a motorola v180 phone:
http://rapidshare.com/files/15286308...DBAND.zip.html
This firmware is from a united states mvno called tuyo mobile that operates on the tmobile network. This firmware is unlocked and will not relock your phone.
Software Version: R365_G_0B.D2.2BR_A
Flex Version: GS9V180IDT01NA1E3 - x1.0.0.b.x33.0.xc.4Q.0.CB.6K.2.0.0.5M.BV.x48.x2.d. 3F
Bootloader: 07.D2