Vehicle Identification Numbering System 00.05 VIN Information VIN Positions 7 and 8 (Engine, Brakes) Code Engine Fuel Displacement Configuration Brakes AR Caterpillar C10 Diesel 10.3 Liter I-6 Air/Hydraulic AS Caterpillar C12 Diesel 12.0 Liter I-6 Air AT Caterpillar C12 Diesel 12.0 Liter I-6 Hydraulic AU Caterpillar C12 Diesel 12.0 Liter I-6 Air/Hydraulic AV Caterpillar C15 Diesel 14.6 Liter pre 2008/15.2 Liter I-6 Air AW Caterpillar C15 Diesel 14.6 Liter pre 2008/15.2 Liter I-6 Hydraulic AX Caterpillar C15 Diesel 14.6 Liter pre 2008/15.2 Liter I-6 Air/Hydraulic AY Caterpillar C16 Diesel 15.8 Liter I-6 Air AZ Caterpillar C16 Diesel 15.8 Liter I-6 Hydraulic A1 Caterpillar C16 Diesel 15.8 Liter I-6 Air/Hydraulic A2 Cummins L10 Diesel 10.8 Liter I-6 Air A3 Cummins L10 Diesel 10.8 Liter I-6 Hydraulic A4 Cummins L10 Diesel 10.8 Liter I-6 Air/Hydraulic A5 Cummins M11 Diesel 10.8 Liter I-6 Air A6 Cummins M11 Diesel 10.8 Liter I-6 Hydraulic A7 Cummins M11 Diesel 10.8 Liter I-6 Air/Hydraulic A8 Cummins ISM Diesel 10.8 Liter I-6 Air A9 Cummins ISM Diesel 10.8 Liter I-6 Hydraulic BA Cummins NTC Diesel 14 Liter I-6 Air A0 Cummins ISM Diesel 10.8 Liter I-6 Air/Hydraulic BB Cummins NTC Diesel 14 Liter I-6 Hydraulic BC Cummins NTC Diesel 14 Liter I-6 Air/Hydraulic BD Cummins N14 Diesel 14 Liter I-6 Air BE Cummins N14 Diesel 14 Liter I-6 Hydraulic BF Cummins N14 Diesel 14 Liter I-6 Air/Hydraulic BG Cummins ISX Diesel 14.9 Liter I-6 Air BH Cummins ISX Diesel 14.9 Liter I-6 Hydraulic BJ Cummins ISX Diesel 14.9 Liter I-6 Air/Hydraulic BK Cummins C 8.3 Diesel 8.3 Liter I-6 Air BL Cummins C 8.3 Diesel 8.3 Liter I-6 Hydraulic BM Cummins C 8.3 Diesel 8.3 Liter I-6 Air/Hydraulic BN Cummins B5.9 Diesel 5.9 Liter I-6 Air BP Cummins B5.9 Diesel 5.9 Liter I-6 Hydraulic BR Cummins B5.9 Diesel 5.9 Liter I-6 Air/Hydraulic Business Class M2 Workshop Manual, Supplement 21, March 2012 050/7