HomeHVAC > A/C Clutch and CompressorDorman 34228 A/C Compressor Bypass Pulley
Part #: 34228

Dorman 34228 A/C Compressor Bypass Pulley

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8 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Dodge and Freightliner, Sprinter 2500 and Sprinter 3500
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Reliable A/C Compressor Bypass Pulley for Dodge Sprinter

The Dorman 34228 A/C Compressor Bypass Pulley is designed specifically for Dodge Sprinter 2500 and Sprinter 3500 models. Engineered with durable materials, this pulley and bracket assembly ensures proper function of the serpentine belt system in your vehicle's HVAC setup.

  • Constructed with an aluminum mounting bracket for strength and corrosion resistance
  • Plastic pulley with a 120mm outside diameter for smooth belt operation
  • Includes mounting bracket and installation instructions for straightforward replacement
  • Compatible with Ltr4 compressor type used in Dodge Sprinter 2500 and 3500
  • Designed for serpentine belt systems, no mounting hardware included
  • Package contains one pulley and bracket assembly

Durable Materials and Precise Fitment

The Dorman 34228 bypass pulley features a robust aluminum bracket that provides a secure mounting point, reducing the risk of bracket failure or misalignment. The plastic pulley is engineered to maintain belt tension and reduce wear on the serpentine belt. With an outside diameter of 120mm, it matches OEM specifications for the Ltr4 compressor type found in Dodge Sprinter 2500 and Sprinter 3500 vehicles. This ensures reliable operation within the HVAC system and helps maintain proper air conditioning performance.

Compatible Vehicles and Applications

This A/C compressor bypass pulley is compatible with Dodge Sprinter 2500 and Sprinter 3500 models equipped with the Ltr4 compressor. It is designed to replace the original pulley and bracket assembly, restoring proper belt routing and tension in the serpentine belt system.

  • Eliminates pulley noise caused by worn or damaged components
  • Prevents serpentine belt slippage or misalignment
  • Resolves issues with A/C compressor engagement due to pulley failure
  • Addresses bracket corrosion or breakage affecting belt tension
  • Helps maintain consistent HVAC system performance

Installation Notes and Tips

The Dorman 34228 includes installation instructions to assist with proper mounting and alignment. While the mounting bracket is included, mounting hardware is not, so ensure you have the necessary bolts and tools before beginning installation. This part is designed for vehicles with serpentine belt systems and the Ltr4 compressor type. Proper belt tension and alignment should be checked after installation to avoid premature wear.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 34228 A/C compressor bypass pulley undergoes quality inspections to ensure durability and performance. Installation instructions are included to support correct replacement procedures. Warranty details should be confirmed with the product documentation or supplier.

BrandDorman
Part Number34228
Belt TypeSerpentine
Compressor TypeLtr4
Installation Instructions IncludedYes
MaterialAluminum Bracket
MaterialPlastic Pulley
Mounting Bracket IncludedYes
Mounting Hardware IncludedNo
Number of Pulleys Included1
Outside Diameter120
Package ContentsPulley and Bracket

This part fits 8 vehicles. Search below:

YearMakeModelPositionNotes
2006DodgeSprinter 2500N/A
2006DodgeSprinter 3500N/A
2005DodgeSprinter 2500N/A
2005DodgeSprinter 3500N/A
2004DodgeSprinter 2500N/A
2004DodgeSprinter 3500N/A
2003DodgeSprinter 2500N/A
2003DodgeSprinter 3500N/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:

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