Dorman 594-203 harmonic balancer for the 2003-2009 Toyota 4Runner V8 4.7L and other vehicles absorbs vibration from the engine's crankshaft. The Dorman harmonic balancer assembly is also called an engine harmonic balancer.
- Stress-resistant rubber bond that absorbs engine vibration
- Stringent specifications and careful construction for longevity
- Cast iron body with a keyway and degree markings
- Tested with dimensional verification, material validation and functional testing
- Dorman OE Solutions line, standard replacement grade
Quick facts
- Part: Dorman 594-203 harmonic balancer
- Also called: engine harmonic balancer
- Fits: 2003-2009 Toyota 4Runner V8 4.7L and other vehicles
- Material: Cast iron
- Condition: New
A cracked or separated rubber ring, a ring that has shifted on the hub, or a new vibration or belt wander at the front of the engine can mean the balancer is wearing out. A loose belt or accessory can give similar signs, so with the engine off and cool, look over the rubber and the belt path before you order.
Fits
Beyond the 2003-2009 Toyota 4Runner V8 4.7L, the vehicles it fits include the 2000-2009 Toyota Tundra V8 4.7L and the 2001-2009 Toyota Sequoia V8 4.7L, as a direct replacement with the same fit and function as the original balancer. The 2001-2009 Toyota Sequoia V8 4.7L takes one balancer, and this listing is one. Driving a Lexus or a different Toyota? Find your year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Drive belt type: serpentine
- Keyway: yes
- Degree markings: yes
Build and materials
- Material: cast iron
- Grade: standard replacement
- Condition: new
- Country of origin: China
In the box
One harmonic balancer and one instruction sheet. The bolt and washer and other mounting hardware are not included, so plan on new ones, since the old ones may not be reusable.
Interchange: 102185 · PB1146N · DA80 · SK594203 · 134070F010 · 1340750090 · 1340750091
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
102185, PB1146N, DA80, SK594203, 134070F010, 1340750090, 1340750091
Frequently Asked Questions
Is this the harmonic balancer for the 2003-2009 Toyota 4Runner V8 4.7L?
Yes, Dorman 594-203 fits the 2003-2009 Toyota 4Runner V8 4.7L; for a Lexus or another Toyota, find your year and engine in the "Vehicles it fits" section.
Does the Dorman 594-203 include the bolt and washer?
No. Dorman 594-203 comes as one harmonic balancer with an instruction sheet; the bolt and washer and other mounting hardware are not included.
Is the Dorman OE Solutions harmonic balancer made of cast iron?
Yes. This balancer is cast iron with a stress-resistant rubber bond, and it is a standard-replacement grade part.
Does this harmonic balancer have a keyway and degree markings?
Yes. This cast iron balancer has a keyway and degree markings, and it is made for a serpentine belt drive.
Can a cracked rubber ring on a harmonic balancer mean it needs replacing?
Yes, cracked or separated rubber, or a ring that has shifted on the hub, can mean the balancer is worn; a shop can check for wobble with the engine running.
