Core Size:31.4'' x 23.9'' x 2.44''; Overall Size:40.5'' x 25.6'' ; 4 row core 2.44'' core thickness Inelt: 2 inch ; Outlet: 2 inch Internal transmission oil cooler included All aluminum construction provides greater heat and pressure tolerance, better heat dissipation Buy with no worry-12 months warranty PLS double check OEM radiator core/overall size & inlet/outlet location before ordering Aluminum brazed cores for minimal distortion ; TIG-welded end tanks for better durability Carefully crafted to exceptional OE standards for precise fit This Radiator Compatible with: Chevy C5500 Kodiak 6.0L V8 Gas, 1991 Chevy C60 Kodiak 6.0L V8 Gas, 1991-1996 Chevy C60 Kodiak 6.6L L6 Diesel, 1991-1996 Chevy C60 Kodiak 7.0L V8 Gas, 1991-1996 Chevy C6500 Kodiak 6.0L V8 Gas, 1997-1998 Chevy C6500 Kodiak 6.6L L6 Diesel, 1997-1998 Chevy C6500 Kodiak 7.0L V8 Gas, 1997-1998 Chevy C6500 Kodiak 7.2L L6 Diesel, 1998-2002 Chevy C6500 Kodiak 7.4L V8 Gas, 1999-2000 Chevy C6500 Kodiak 8.1L V8 Gas, 2001-2002 Chevy C70 Kodiak 6.0L V8 Gas, 1991-1996 Chevy C70 Kodiak 6.6L L6 Diesel, 1991-1996 Chevy C70 Kodiak 7.0L V8 Gas, 1991-1996 Chevy C7500 Kodiak 6.0L V8 Gas, 1997-1998 Chevy C7500 Kodiak 6.6L L6 Diesel, 1997-1998 Chevy C7500 Kodiak 7.0L V8 Gas, 1997-1998 Chevy C7500 Kodiak 7.2L L6 Diesel, 1998-2002 Chevy C7500 Kodiak 7.4L V8 Gas, 1999-2000 Chevy C7500 Kodiak 8.1L V8 Gas, 2001-2002 GMC C5000 Topkick 6.0L V8 Gas, 1991 GMC C6000 Topkick 6.0L V8 Gas, 1991-1996 GMC C6000 Topkick 6.6L L6 Diesel, 1991-1996 GMC C6000 Topkick 7.0L V8 Gas, 1991-1996 GMC C6500 Topkick 6.0L V8 Gas, 1997-1998 GMC C6500 Topkick 6.6L L6 Diesel, 1997-1998 GMC C6500 Topkick 7.0L V8 Gas, 1997-1998 GMC C6500 Topkick 7.2L L6 Diesel, 1998-2002 GMC C6500 Topkick 7.4L V8 Gas, 1999-2000 GMC C6500 Topkick 8.1L V8 Gas, 2001-2002 GMC C7000 Topkick 6.0L V8 Gas, 1991-1996 GMC C7000 Topkick 6.6L L6 Diesel, 1991-1996 GMC C7000 Topkick 7.0L V8 Gas, 1991-1996 GMC C7500 Topkick 6.0L V8 Gas, 1997-1998 GMC C7500 Topkick 6.6L L6 Diesel, 1997-1998 GMC C7500 Topkick 7.0L V8 Gas, 1997-1998 GMC C7500 Topkick 7.2L L6 Diesel, 1998-2002 GMC C7500 Topkick 7.4L V8 Gas, 1999-2000 GMC C7500 Topkick 8.1L V8 Gas, 2001-2002 for Gas or Diesel Engine of above models Pls double check OEM radiator core/overall size; inlet/outlet location before ordering Pls use AmazonConfirmedFit to confirm this radiator fit your vehicle before you order Radiator Arrived Damaged? All aluminum radiator is easy got damage during shipping we offer full refund or replacement if your order arrived damaged. (Clear pics of damaged radiator and packing box is required before we resend or refund) Radiator Leaking/Not Working after Installed? 12 Months warranty. (Clear pics of leaking details is required before we offer solution) Contact us if you have any question! Your message will be replied within 12 hours!