GM Genuine Parts ACDelco 19300488 Harmonic Balancer – OE Replacement
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Description
xOverview
The ACDelco GM Original Equipment Engine Harmonic Balancer is a GM-recommended replacement that attaches to the crankshaft to help reduce torsional vibration. It also functions as a pulley for the engine accessory drive belts, supporting smooth belt operation while maintaining proper timing relationships. This OE part is manufactured to fit GM vehicles, delivering the same performance, durability, and service life you expect from General Motors.
Key Benefits
- Damps torsional vibration from the crankshaft to help smooth engine feel and reduce shock during acceleration and shifts
- Serves as a pulley for engine accessories, helping maintain reliable belt routing and drive
- OE-grade construction designed to match the durability and service life of GM original parts
Designed for GM Vehicles
As an OE replacement, this harmonic balancer is engineered to fit your GM vehicle exactly, supporting consistent performance and easy maintenance. Its vehicle-specific fit helps align mounting points, pulley spacing, and crankshaft timing as expected from GM.
Specifications and Fit
- Country of Origin: Mexico
- The Package Height of the Product is 6.1 inches
- The Package Length of the Product is 8.8 inches
- The Package Width of the Product is 8.3 inches
- Fit type: Vehicle Specific
Real-World Use and Care
In everyday driving, an OE harmonic balancer helps maintain smooth engine operation under load, particularly during acceleration and shifting. The part is designed to withstand the heat and vibration of daily use while preserving belt alignment and engine balance.
Installation and Compatibility
Because this is a GM OE part, installation is straightforward on eligible GM engines. Always verify compatibility with your exact model year and VIN to ensure a proper fit and optimal performance.
FAQ
Q: What is the GM Genuine Parts ACDelco 19300488 Harmonic Balancer?
A: A GM OE replacement that helps dampen crankshaft torsion and also serves as a pulley for engine belts.
Q: Which vehicles is it designed to fit?
A: Designed as an OE replacement for GM vehicles; consult your model year and compatibility list.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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