Core Size(inch): 27 x 29 1/4 / Overall Size(inch): 30 2/5 x 37 7/8 / Rows: 2 Inlet(inch): 2 / Outlet(inch): 2 / Core Thickness(inch): 1.42 / Core Thickness(mm): 36mm All our products are 100% fully tested to ensure top quality Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure Carefully crafted to exceptional OE standards for precise fit Pls Check The Measurements or Other Parameters Meticulous Prior to Ordering Is Better. Any Doublts, Pls Message Me Prompt This Radiator Compatible with: For 2003-2007 Dodge Ram 2500 w/ 5.9L Cummins Engine For 2003-2007 Dodge Ram 3500 w/ 5.9L Cummins Engine For 2008-2009 Dodge Ram 2500 w/ 6.7L Cummins Engine For 2008-2009 Dodge Ram 3500 w/ 6.7L Cummins Engine For 2003-2007 Dodge Chassis Cab w/ 6.7L Cummins Engine OEM/Substitute Numbers: 52028900AD, 52028900AF, 675-00173, 675-02687A, 675-02687B, CH3010359, CH3010304, 52028900AD, 55056816AA, 8012711,2711, SBR2711, DPI2711, KKS2711, AE2711, EC2711, CU2711, MC2711 Radiator Specs: High Performance Racing Spec. 2-Row of tubes Core Racing Design Core Material:All Aluminum Tank Material: Full Aluminum Transmission Oil Cooler:No Engine Oil Cooler:No Flow Type: Crossflow Fitment Type: Direct Replacement Petcock Drain: OEM style brass petcock drain Radiator Cap: CNC machined filler neck and cap Please Check the Size Before You Buy! About product shipping: This aluminum radiator is big and easy got damaged during shipping, if the radiator or packing box arrived damaged, pls contact us and offer us pics of damage details, we offer a full refund or replacement Warranty: All our products come with a 12 month warranty If your radiator is leaking or not working after installation, pls contact us and send us a clear pics of leaking details, we will resend or refund for you according to your choice Contact us: If you have any question or need any help from us, please feel free to contact us, we are willing to solve all problems for you Welcome to our store, Have a nice shopping!!!