Description
Product Overview
The ACDelco 18A2804 brake rotor is a precision‑engineered component built from high‑strength cast iron and finished with a durable chrome coating. This combination provides excellent heat dissipation, corrosion resistance, and a smooth surface for brake pads to engage. The rotor measures 14.5 x 14.4 x 4.7 inches and weighs 38.1 pounds, matching the original equipment specifications for a wide range of heavy‑duty trucks. Its OEM part number 88877681 ensures a direct fit for Chevrolet Silverado 2500 HD, 3500 HD, Suburban, and GMC Sierra 2500 HD, 3500 HD models spanning 2011‑2020. Each unit undergoes rigorous balance testing to eliminate vibration and noise, delivering a quiet, consistent braking experience. The product is backed by ACDelco’s reputation for quality and includes a rust‑preventative coating that extends service life even in harsh environments.
![[Product front view showing all components]](https://www.morvra.store/wp-content/uploads/2026/06/df3150b8802b4440b98529ff2c9a7e35.jpg)
Usage
This brake rotor is designed for use on full‑size pickup trucks and large SUVs that demand reliable stopping power under heavy loads. Whether you are towing a trailer, hauling equipment, or navigating steep grades, the rotor’s heat‑dissipating design helps maintain brake performance and reduces fade. It is ideal for daily commuting, long‑distance hauling, off‑road adventures, and commercial applications where durability and safety are paramount. Installation is straightforward for professional mechanics and experienced DIY enthusiasts, as the rotor aligns with factory‑specified bolt patterns and hub dimensions. The rotor’s balanced construction minimizes brake pedal pulsation, providing a comfortable driving experience for both personal and fleet drivers.
Why Choose Us
Choosing the ACDelco 18A2804 rotor means selecting a component that has been independently tested for Noise, Vibration, and Harshness (NVH) as well as durability and wear. The rotor follows the original manufacturer’s heat‑dispersion design, which helps extend the life of both pads and rotors by reducing hot spots. ACDelco’s rigorous quality control process includes casting inspection, dimensional verification, and surface finish checks to guarantee consistency across every batch. The chrome coating not only adds a sleek appearance but also acts as a barrier against road salt, moisture, and chemicals that cause rust. In addition, ACDelco provides comprehensive customer support, offering technical assistance, warranty coverage, and a network of authorized service centers to address any concerns promptly.
Key Features
- Heavy‑duty cast iron construction delivers superior strength and heat resistance.
- Chrome exterior coating provides long‑lasting corrosion protection and a clean look.
- Balanced design reduces brake pedal pulsation for a smoother, quieter ride.
- Exact OEM fit for Silverado and Sierra models eliminates the need for modifications.
- Dedicated ACDelco support team offers warranty assistance and technical guidance.
FAQ
What vehicles are compatible with this rotor?
The 18A2804 rotor fits Chevrolet Silverado 2500 HD and 3500 HD (model years 2011‑2020), GMC Sierra 2500 HD and 3500 HD (2011‑2020), and Suburban models from 2017‑2019, including the 3500 HD Suburban variants.
How does the chrome finish benefit the rotor?
The chrome finish acts as a protective layer that resists rust, road salt, and environmental contaminants, extending the rotor’s service life while maintaining a polished appearance.
Is this rotor covered by a warranty?
Yes, ACDelco offers a limited warranty on the rotor that covers manufacturing defects. Contact ACDelco customer service with your purchase details for specific warranty terms.
Can I install the rotor myself?
While professional installation is recommended for optimal safety, experienced DIY owners can install the rotor using standard tools, following the vehicle’s service manual and ensuring proper torque specifications.
What testing does the rotor undergo before shipping?
Each rotor is inspected for balance, undergoes NVH testing to minimize noise and vibration, and is subjected to durability and wear simulations to verify long‑term performance under heavy‑load conditions.
Reviews
There are no reviews yet.