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CSF 3729 Radiator
| Brand | CSF 3729 |
|---|---|
| Core Thickness | 7/8 |
| Core Width | 16 7/16 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 34 |
| Inlet Diameter | 1 5/16 left |
| Outlet Diameter | 1 9/16 right |
| Down Flow Or Cross Flow Type | Cross flow |
| Radiator Core Row Quantity | 1 |
| Cap Included | No |
| Box Height (in) | 7 1/16 |
| Box Length (in) | 44 5/8 |
| Box Weight (lbs) | 18 |
| Box Width (in) | 22 9/16 |
| Hazardous Material | No |
| Inlet Length (in) | 17 3/16 |
| Inlet Width (in) | 1 15/16 |
| Oil Cooler (in) | 11 1/2 (high-efficiency plate type) ;11 1/2 (high-efficiency plat |
| Outlet Length (in) | 17 3/16 |
| Outlet Width (in) | 2 7/16 |
| Tech Note | O.e.m. style plastic tanks & aluminum core;with quick-connect oil |
| Fits | Chevrolet and GMC · 10 vehicles |
Cross-flow design. Promotes efficient cooling with a compact radiator layout.
Aluminum core. Lightweight construction helps transfer heat quickly.
OE-style plastic tanks. Built with quick-connect oil cooler fittings for easier service.
Cross-references Bosch 13396, Partslink Numbering System GM3010563 and 13693 for the same application. See all 7.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
CSF 3729 Radiator for Silverado 1500 and Sierra 1500
CSF 3729 is an OE-style radiator built with an aluminum core and plastic tanks for 2014-2018 Chevrolet Silverado 1500 and 2014-2018 GMC Sierra 1500 applications. It uses a cross-flow design with quick-connect oil cooler fittings and the correct inlet and outlet sizing for direct replacement service.
Key Features
- Aluminum core with plastic tank construction
- Cross-flow radiator design
- Single-row core configuration
- Quick-connect oil cooler fittings
- Inlet diameter: 1 5/16 left
- Outlet diameter: 1 9/16 right
- Fits 2014-2018 Chevrolet Silverado 1500 and 2014-2018 GMC Sierra 1500
- Part number: 3729
Detailed Description
CSF 3729 radiator is engineered for direct-fit cooling system replacement on the Chevrolet Silverado 1500 and GMC Sierra 1500. The aluminum core helps transfer heat efficiently, while the OE-style plastic tanks match the factory layout for a clean installation and proper hose and cooler connection alignment. CSF states its radiators are manufactured to high-performance standards and validated through wind-tunnel testing, with broad application coverage across many vehicle platforms. This part cross-references Bosch 13396 for the same application.
What This Radiator Helps Address
- Overheating caused by a leaking or restricted radiator
- Coolant loss from cracked tanks or aged core seams
- Reduced cooling efficiency in stop-and-go driving
- Transmission cooler connection issues at the radiator
- Fitment problems from an incorrect replacement radiator
Installation Notes and Tips
Verify radiator dimensions, inlet and outlet orientation, and oil cooler fitting style before installation. This radiator uses quick-connect oil cooler fittings and does not include a cap. Confirm the vehicle is a 2014-2018 Chevrolet Silverado 1500 or 2014-2018 GMC Sierra 1500 before ordering. Part number 3729 should be matched to the original radiator configuration for proper fitment.
Quality Assurance
CSF manufactures radiators in ISO/TSO-certified facilities and applies engineering validation to support consistent cooling performance. The brand has supplied radiators worldwide for decades and produces a wide range of OE-style replacement cooling components.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Chevrolet | Silverado 1500 | 4.3L | V6 | N/A | — |
| 2018 | GMC | Sierra 1500 | 4.3L | V6 | N/A | — |
| 2017 | Chevrolet | Silverado 1500 | 4.3L | V6 | N/A | — |
| 2017 | GMC | Sierra 1500 | 4.3L | V6 | N/A | — |
| 2016 | Chevrolet | Silverado 1500 | 4.3L | V6 | N/A | — |
| 2016 | GMC | Sierra 1500 | 4.3L | V6 | N/A | — |
| 2015 | Chevrolet | Silverado 1500 | 4.3L | V6 | N/A | — |
| 2015 | GMC | Sierra 1500 | 4.3L | V6 | N/A | — |
| 2014 | Chevrolet | Silverado 1500 | 4.3L | V6 | N/A | — |
| 2014 | GMC | Sierra 1500 | 4.3L | V6 | N/A | — |
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