Part #: CU1841

Spectra CU1841 Radiator

⚙️ 34 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 320i, 323i, 323is, 323ti, 325i, 325is, 328i, 328is, M3, and Z3
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Reliable Cooling Solution for BMW Vehicles

The Spectra CU1841 radiator is designed to provide efficient cooling performance for a range of BMW models. Engineered to meet OEM specifications, this radiator supports optimal engine temperature regulation for vehicles such as the BMW 320i, 325i, and M3.

  • Compatible with BMW 320i, 323i, 323is, 323ti, 325i, 325is, 328i, 328is, M3, and Z3 models
  • Part number CU1841 ensures precise fitment and easy identification
  • Constructed to maintain proper engine temperature and prevent overheating
  • Designed for direct replacement of original radiator components
  • Manufactured by Spectra, a recognized name in automotive cooling parts

Product Details and Specifications

The Spectra CU1841 radiator is built to provide consistent cooling performance for BMW vehicles listed in its fitment. This radiator is engineered to match the original equipment dimensions and mounting points, ensuring a straightforward installation process. It supports the cooling system by efficiently dissipating heat from the engine coolant, which helps maintain optimal engine operating temperatures and prevents damage caused by overheating. The CU1841 radiator is suitable for various BMW models including the 320i, 323i, 325i, 328i, M3, and Z3, making it a versatile replacement part for these vehicles.

Common Applications and Problem Resolution

  • Replaces damaged or leaking radiators in BMW 320i, 325i, and M3 models
  • Addresses engine overheating issues caused by radiator failure
  • Resolves coolant leaks that reduce cooling system efficiency
  • Improves engine temperature regulation for better performance
  • Restores proper coolant flow and pressure within the cooling system

Installation Notes and Tips

When installing the Spectra CU1841 radiator, ensure the vehicle is fully cooled down before beginning work. Drain the coolant system completely to avoid spills and contamination. Verify that all mounting points align correctly with the vehicle’s frame and that all hose connections are secure to prevent leaks. It is recommended to inspect and replace any worn hoses or clamps during installation to maintain system integrity. Proper bleeding of the cooling system after installation is essential to remove air pockets and ensure efficient operation.

Quality Assurance and Warranty Information

Manufactured by Spectra, the CU1841 radiator undergoes quality control processes to meet industry standards for durability and performance. While specific warranty details are not provided, Spectra products typically come with a limited warranty against defects in materials and workmanship. For precise warranty terms, consult the product documentation or contact the manufacturer directly.

This part fits 34 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2000BMW323ti2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1999BMW323iConvertible2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1999BMW323is2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1999BMW323ti2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1999BMW328iConvertible2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1999BMWM33.2LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMW323i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMW323is2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMW328i2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMW328is2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMWM33.2LL6N/Aw/ 21-5/8 in. Between Tanks
1998BMWZ33.2LL6N/Aw/ 21-5/8 in. Between Tanks
1997BMW323i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1997BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1997BMW328i2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1997BMW328is2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1997BMWM33.2LL6N/Aw/ 21-5/8 in. Between Tanks
1996BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1996BMW328i2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1996BMW328is2.8LL6N/Aw/ 21-5/8 in. Between Tanks
1996BMWM33.2LL6N/Aw/ 21-5/8 in. Between Tanks
1995BMW320i2.0LL6N/Aw/ 21-5/8 in. Between Tanks
1995BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1995BMW325is2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1995BMWM33.0LL6N/Aw/ 21-5/8 in. Between Tanks
1994BMW320i2.0LL6N/Aw/ 21-5/8 in. Between Tanks
1994BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1994BMW325is2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1993BMW320i2.0LL6N/Aw/ 21-5/8 in. Between Tanks
1993BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1993BMW325is2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1992BMW320i2.0LL6N/Aw/ 21-5/8 in. Between Tanks
1992BMW325i2.5LL6N/Aw/ 21-5/8 in. Between Tanks
1992BMW325is2.5LL6N/Aw/ 21-5/8 in. Between Tanks

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0ABW5059171114691791711170945617111723694171117237841711172890818412488252637671309137671309340721411841411841A4324887323827807A80118419759970BM3010105C1841CU1841OR1841RAD1841REA411841REA411841AXTP49549

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.