Fitting Vehicle Options: 3 - HD DODGE 2WD, 62 - REG CAB 8 FT BOX, 8 - HD DODGE 4WD, 81 - Mega Cab, 91 - CREW CAB W.B.2, 92 - CREW CAB W.B.3, ESA - 8 Cyl 6.4L Heavy Duty HEMI with MDS, ETL - 6 Cyl 6.7L Cummins Turbo Diesel, ETM - 6 Cyl 6.7L Cummins HO Turbo Diesel, EZC