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Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium Radiators meet or exceed the performance of the original equipment they replace. That extends to all components, including engine and transmission oil coolers.

  • OE design to ensure exact fit, form and function for an easy drop-in installation
  • Built with high density multi-louvered fins for maximum cooling efficiency
  • Every radiator is subjected to an aging and endurance test in order to validate its performance under extreme weather conditions
  • Engineered to stringent tolerances designed by Spectra's in house engineering team who have in-depth knowledge of the OE part it’s designed to replace
  • Gasket and orings are thermal shocked to ensure durability in extreme cold weather
  • Installation guidelines provided in the box
  • Premium OE hardware and fittings included in every box
  • ISO 9001 certified manufacturing plants
  • Does not include radiator cap
Preparing to Replace Your Radiator



How to measure a radiator
DescriptionRadiator
Radiator Flow TypeDownflow
Core (in)18-3/4 x 26-5/16 x 1-1/4
Inlet Header27-1/4 x 2-5/16
Outlet Header27-1/2 x 2-5/16
Inlet MM39
Outlet MM44
Mount TypeFlange Mount
Core Rows1
Transmission Oil CoolerYes
Engine Oil CoolerNo
Oil Cooler(Concentric) 1" 14-3/8"
Alternate/OEM Part Number(s): 3781733, 3781736, 3781737, 3781738, 3869933, 3869936, 3869941, 4016735, 4016765, 4016767, 4016771, 4016775, 4016777, 4016935, 4016936, 4016941, 4016942, 4088472, 4088473, 4089473, 4089582, 4089733, 4117058, 4140163, 4140165, 4140167, 4140173, 4140273, 4140275, 4140277, 4140621, 4140623, 4140671, 4140672, 4140674, 4140675, 4140676, 4140677, 4140977, 4140978, 4164149, 4164152, 4401061, 4401452, 4401458, 4401729, 4401730, 4401731, 52028627, 52028627AB, 52029115, 52029116, 52029117, 52029127, 52029135, 52029137, 52029628, 52029628AB, 52029628AC, 52029630, 52029630AB, 52029630AC

Warranty Information:
24 Months