Heavy duty aluminum radiator Drop in replacement for: 2011-2012 Peterbilt 365, 367 2008-2015 Peterbilt 388, 389 2008-2014 Kenworth W900 2008-2011 Kenworth T660 Our part number 23949 Guaranteed perfect fit and guaranteed to meet all of the OEM specifications Heavy duty aluminum radiator with plastic tanks Additional corrosion protection: + zinc layer inside of radiator tubes for long life corrosion resistance Reinforced inlet and outlet Plastic tanks are made from high grade BASF material for high stiffness, heat resistance, and dimensional stability Core (finned area) dimensions are 43" x 38 1/2" x 2" 2.5" inlet port on upper left (13" from edge of tank ) 2.5" outlet port on bottom right ( 13" from edge of tank ) OEM part numbers for this radiator are: PET19, 770017, 770017ST, N9414001, H5407, F3160851112310, F3160851101310, F316085, 20070825064127, F3160851202320, F3160851112320, BT7390, 239169, PET19, PB70, PB70WF, 437442S, 437442, CVTM82763, 1065, Lt1065, KEN14, 650017, 650017ST, N4020001, KW8174, 40174, CVTM81743, 1A0202650000, 20080915190509, 20080916094920, F3160881101120, N4020001, 9108, 650017, 650017AT, 650017ST, 650017PT, 650017WF, 6517, S6517, SPI20012507, 20012507, ABPN2020012507, SCSI239129, 239129, TR9129, 559129, 40174, BTC8174, BT8174, KW8174, CVTM81743, CTVTM81743, CVTU81743, CTVTU81743, 8174, N4020001, F3160881101100, F3160881101120, F3160881103410, F3160881104110, F3160881111100, F3160881112100, F3160881113110, F3160881114110, F3160881115100, F3160881121100, F3160881122100, F3160881123110, F3160881124110, F3160881125100, F3160881131100, F3160881131120, F3160881132100, F3160881133110, F3160881133410, F3160881105100, F3160881102100, F3160882112120, N4020002 100% leak tested from the factory. 12 month warranty against workmanship defects with money back or replacement guarantee, but you won't need itAmerican Cooling Solutions