Air Horn – Five bell – No. 1, No. 2, No. 3, No. 4 and No. 5 horn bell forward. GP38-2,GP40-2,GP40X, SD40-2,F40PH

Air Horn 3 Chime – HORN .. Air -S-3L-R-Three bell No. 25 and No. 31 horn bell forward and No. 44 horn bell reverse- Low Mount 8363199=RSL3L