HomeBelts and Cooling > Radiators, Coolers and Related ComponentsTechSmart B49001 Automatic Transmission Oil Cooler Thermostat
Part #: B49001

TechSmart B49001 Automatic Transmission Oil Cooler Thermostat

⚙️ 57 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, Z4, 330Ci, 330i, 330xi, X3, X5, 320i, 325Ci, 325i, 325xi, 323Ci, 323i, 328Ci, and 328i
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Overview of TechSmart Automatic Transmission Oil Cooler Thermostat

The TechSmart B49001 automatic transmission oil cooler thermostat is designed for precise temperature regulation in BMW vehicles. Engineered for direct, snap fit attachment, this component ensures efficient transmission cooling for models including the 320i, 325i, 330i, X3, X5, and Z4.

  • Direct, snap fit attachment method for secure installation
  • Includes one automatic transmission oil cooler thermostat per package
  • Compatible with multiple BMW models such as 320i, 323Ci, 325Ci, 328i, 330xi, X3, X5, and Z4
  • Part number B49001 for accurate identification and fitment
  • Designed to regulate transmission oil temperature effectively

Product Details and Specifications

The TechSmart B49001 automatic transmission oil cooler thermostat is a critical component in maintaining optimal transmission fluid temperature. Its direct, snap fit attachment method allows for straightforward installation without the need for additional hardware. This thermostat is engineered to open and close at specific temperature thresholds, ensuring the transmission oil cooler operates only when necessary, preventing overcooling or overheating. Compatible with a range of BMW models including the 320i, 323i, 325i, 328i, 330i, X3, X5, and Z4, this part supports the longevity and performance of your vehicle’s transmission system.

Common Applications and Problem Resolution

  • Prevents transmission fluid from running too cold, which can cause inefficient shifting
  • Helps avoid transmission overheating by regulating oil cooler engagement
  • Reduces wear on transmission components by maintaining proper fluid temperature
  • Addresses issues related to erratic transmission temperature fluctuations
  • Supports smooth operation of automatic transmission in BMW 320i, 325i, 330i, X3, and Z4 models

Installation Notes and Tips

Installation of the TechSmart B49001 thermostat is simplified by its direct, snap fit design. Ensure the vehicle is cool and safely lifted before beginning installation. Remove the old thermostat carefully to avoid damage to surrounding components. Align the new thermostat properly and press firmly until it snaps into place. Verify secure attachment and check for leaks after installation. It is recommended to inspect the transmission fluid condition and level during this service.

Quality Assurance and Warranty Information

TechSmart manufactures the B49001 automatic transmission oil cooler thermostat to meet OEM standards for fit and function. Each unit undergoes quality control inspections to ensure reliability and durability. While specific warranty details are not provided, TechSmart products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or contact the manufacturer for exact warranty terms.

BrandTechSmart
Part NumberB49001
Attachment MethodDirect, Snap Fit
Contents1 Oil Cooler Thermostat

This part fits 57 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008BMWZ43.0LL6N/A
2007BMWZ43.0LL6N/A
2006BMW330CiN/A
2006BMW330iN/A
2006BMW330xiN/A
2006BMWX3N/A
2006BMWX53.0LL6N/A
2006BMWZ43.0LL6N/A
2005BMW320iN/A
2005BMW325CiN/A
2005BMW325iN/A
2005BMW325xiN/A
2005BMW330CiN/A
2005BMW330iN/A
2005BMW330xiN/A
2005BMWX3N/A
2005BMWX53.0LL6N/A
2005BMWZ4N/A
2004BMW320iN/A
2004BMW325CiN/A
2004BMW325iN/A
2004BMW325xiN/A
2004BMW330CiN/A
2004BMW330iN/A
2004BMW330xiN/A
2004BMWX3N/A
2004BMWX53.0LL6N/A
2004BMWZ4N/A
2003BMW320iN/A
2003BMW325CiN/A
2003BMW325iN/A
2003BMW325xiN/A
2003BMW330CiN/A
2003BMW330iN/A
2003BMW330xiN/A
2003BMWX53.0LL6N/A
2003BMWZ4N/A
2002BMW320iN/A
2002BMW325CiN/A
2002BMW325iN/A
2002BMW325xiN/A
2002BMW330CiN/A
2002BMW330iN/A
2002BMW330xiN/A
2002BMWX53.0LL6N/A
2001BMW320iN/A
2001BMW325CiN/A
2001BMW325iN/A
2001BMW325xiN/A
2001BMW330CiN/A
2001BMW330iN/A
2001BMW330xiN/A
2001BMWX53.0LL6N/A
2000BMW323CiN/A
2000BMW323iN/A
2000BMW328CiN/A
2000BMW328iN/A

* 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:

1711143736286141902-5821ATO100OCT100OCT700V20-99-1274

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