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RB4 Parts:
RB4 navigation radio package
Includes: Navigation radio, antenna, 2 CD navigation discs, owners manual
P/N 82208481 MSRP: $ 1395.00
RB4 Navigation radio (radio only)
P/N 56043286AE MSRP: $ 1395.00
Navigation disc set (CD-ROM)
P/N 5091501AG (original 2-disc set) MSRP: $384.00
P/N 05064142AA (summer 2005 update, 2-discs, East & West) MSRP:
Replacement antenna
P/N 56043276AB MSRP: $105.00