Dorman 34257 Air Conditioning Bypass Pulley

In stock
SKU: 591|34257
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price $61.23
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|34257
  • Barcode 885484405769

Product Description

This A/C compressor bypass pulley is a cost-effective solution to allow the original equipment drive belt to be used while bypassing an inoperable A/C compressor.

  • Cost-effective solution - this bypass pulley retains the use of the standard drive belt after a failed A/C compressor is removed
  • Durable components - this bypass pulley uses quality components for a long service life
  • Easy to install - uses the same mounting points as the A/C compressor
  • Quality tested - this part has undergone extensive testing to ensure a quality fit and long service life

Detailed Applications

Year Make Model Configuration Positions Application Notes
2009 Toyota 4Runner V6 241 4.0L (3956cc)
2009 Toyota FJ Cruiser V6 241 4.0L (3956cc)
2008 Toyota 4Runner V6 241 4.0L (3956cc)
2008 Toyota FJ Cruiser V6 241 4.0L (3956cc)
2007 Toyota 4Runner V6 241 4.0L (3956cc)
2007 Toyota FJ Cruiser V6 241 4.0L (3956cc)
2006 Toyota 4Runner V6 241 4.0L (3956cc)
2005 Toyota 4Runner V6 241 4.0L (3956cc)
2004 Toyota 4Runner V6 241 4.0L (3956cc)
2003 Toyota 4Runner V6 241 4.0L (3956cc)

Product Specifications

Compressor Type: 10PS
Installation Instructions Included: Yes
Material: Plastic Pulley; Aluminum Bracket
Mounting Bracket Included: Yes
Mounting Hardware Included: No
Number of Pulleys Included: 1
Outside Diameter: 4.6 in
Package Contents: Bracket and Pulleys
Package Quantity: 1
Packaging Type: Box
Pulley Type/Grooves: Serpentine