GMC Sierra 3500 Radiator Replacement

It fits vehicles with an automatic transmission and either a 4.8L or 5.3L engine. This part is for vehicles without an engine oil cooler, without enhanced cooling, and without heavy-duty transmission cooling. It also fits vehicles without the hybrid or police packages and without body cladding. The radiator core measures 34 inches wide and 1 1/8 inches thick.

Condition: Excellent (A)
Mileage: 113,000 miles

It is for vehicles with an automatic transmission. Please check the cooler line fittings to ensure they match your original part.

Condition: Excellent (A)
Mileage: 127,600 miles

It fits vehicles with the 6.0L engine and 4-speed automatic transmission. This radiator is for 4-door models and includes an engine oil cooler (option code KC4). Please check your cooler line fittings to ensure they match.

Condition: Excellent (A)
Mileage: 298,000 miles

w/ 34 in x 17-1/4 in x 1 in Core w/ TOC (Transmission Oil Cooler) w/ EOC (Engine Oil Cooler)

w/ 34 in. x 17-1/2 in. x 1 in. Core; w/ TOC (Transmission Oil Cooler); w/ EOC (Engine Oil Cooler)

This fits models equipped with the 6.0 Liter or 6.2 Liter Engine.
It includes the Engine Oil Cooler.
OEM #: 22840116

with 34" x 1" Core; w/o EOC

Platinum Pro Part

Without Engine Oil Cooler With 34 inch Core

w/o Engine Oil Cooler w/ Plate Type Transmission Oil Cooler w/ 34 in. Core Length w/ Upgraded Heavy Duty 1 1/4 in. Core Thickness

1-1/4" Core Thickness; w/ TOC w/ EOC HD Cooling

34" WIDE; 1" THICK; w/ EOC Premium Version

with 34" x 17" x 1" Core; w/ TOC w/ EOC

with transmission oil cooler with engine oil cooler ; Platinum Pro Part

With Engine Oil Cooler And Transmission Oil Cooler With 34 inch Core

Requires a 6.6L Diesel engine and manual transmission.
The OEM # is 15122835.

OEM #s: 22840116, 52487603, 20913751

This is a 3-piece Kit.
OEM #s: 22840116, 52487603

Platinum Pro Part

Platinum Pro Part

Special attention required, please refer to instruction sheet provided

This radiator kit features an Aluminum Core and a 2-Row Core design. It is suitable for 8 cylinder, 6.6L engines. The kit includes the Air Conditioning Condenser.
OEM #s: 15914079, 20913751

OEM #s: 15914079, 20913752

This kit is designed for Automatic Transmission vehicles with an 8 cylinder, 8.1 liter engine.
It features an Aluminum Core with a 2-Row Core design and includes the A/C Condenser.
OEM #s: 15058682, 20913751

1 ROW Equivalent

2 ROW Equivalent

With Allison Transmission

OEM #s: 15058682, 20913752

With 5/8 inch Transmission Oil Cooler Fittings

ALLISON TRANS

w/ 37-13/16 in. x 19-7/16 in. x 1-1/4 in. Core; w/ Engine Oil Cooler; w/ Transmission Oil Cooler; w/ 3/8 Quick Connect Fittings

Without Allison Transmission

Platinum Pro Part 4

Platinum Pro Part

w/ TOC

without filler neck; Platinum Pro Part 5

without filler neck; Platinum Pro Part

3-Row; 1 5/16 in. Inlet; 1 9/16 in. Outlet; 21 3/8 x 40 1/2 in. Overall; Saddle Mount

3/8 in Transmission Oil Cooler Fittings