Description
Product Overview
The ACDelco Caliper Bleeder Screw is a precision‑engineered component crafted for GM vehicles. Manufactured by ACDelco, a trusted GM Genuine Parts brand, this rear‑position screw features a machined exterior that delivers a perfect fit and long‑term durability. Weighing just 0.48 ounces and measuring 1 x 1 x 1 inches, it replaces the original factory part (OEM #84191289) without any modification. Designed to GM OE specifications, it ensures proper brake fluid flow and maintains system integrity during service.
Usage
This bleeder screw is intended for use on the rear brake calipers of GM cars and light trucks. It is ideal for routine brake maintenance, fluid replacement, and brake system bleeding. Whether you are a professional mechanic or a DIY enthusiast, the screw’s straightforward installation process makes it suitable for garage work, service bays, or home garages. It performs reliably in all weather conditions, providing consistent brake performance for daily driving and occasional heavy‑load situations.
Why Choose Us
Choosing this ACDelco part means you receive the quality and reliability of a GM‑approved component. Each screw is produced to exacting tolerances, guaranteeing a match to the original equipment’s fit, form, and function. Our rigorous quality control ensures the machined surface resists corrosion and wear, extending the service life of your brake system. Backed by a strong customer rating of 4.7 out of 5 stars, you can trust its performance and durability.
Key Features
- GM‑recommended replacement that meets original equipment specifications.
- Precision‑machined exterior for a perfect fit and corrosion resistance.
- Lightweight design (0.48 oz) for easy handling and installation.
- Rear‑position specific, ensuring proper brake fluid flow and system balance.
- Highly rated by customers for reliability and ease of use.
FAQ
Is this screw compatible with all GM models?
The part is designed for GM vehicles that use the OEM part number 84191289. Verify your vehicle’s service manual or existing part number to confirm compatibility.
Do I need special tools to install the bleeder screw?
Installation typically requires a standard brake bleeder wrench or a small socket. The machined design allows for straightforward hand tightening, but a torque wrench can ensure the correct specification.
Can I use this screw for front brake calipers?
No, this component is specifically engineered for rear brake calipers. Using it on the front may affect brake performance and is not recommended.
What warranty does ACDelco provide?
ACDelco offers a limited warranty covering manufacturing defects. Refer to the warranty card included with the product for detailed terms.
How does the machined finish benefit the brake system?
The machined finish resists corrosion and wear, maintaining a secure seal over time. This helps prevent fluid leaks and ensures consistent brake bleeding performance.
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