---
product_id: 271089867
title: "ACDelco Silver 18A1321A Rear Disc Brake Rotor"
brand: "acdelco"
price: "C$8433"
currency: NIO
in_stock: true
reviews_count: 5
url: https://www.desertcart.ni/products/271089867-acdelco-silver-18a1321a-rear-disc-brake-rotor
store_origin: NI
region: Nicaragua
---

# 11.5 inch diameter Heat dissipation Mill-balanced ACDelco Silver 18A1321A Rear Disc Brake Rotor

**Brand:** acdelco
**Price:** C$8433
**Availability:** ✅ In Stock

## Summary

> 🚗 Elevate Your Ride with ACDelco's Precision Engineering!

## Quick Answers

- **What is this?** ACDelco Silver 18A1321A Rear Disc Brake Rotor by acdelco
- **How much does it cost?** C$8433 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/271089867-acdelco-silver-18a1321a-rear-disc-brake-rotor)

## Best For

- acdelco enthusiasts

## Why This Product

- Trusted acdelco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Quality Assurance:** Validated metallurgy guarantees correct brake plate thickness.
- • **Robust Durability:** Rounded radius enhances strength and longevity.
- • **Precision Engineering:** Mill-balanced design ensures optimal rotor function without extra weights.
- • **Unmatched Performance:** Engineered with multiple alloys for superior heat dissipation.
- • **Versatile Compatibility:** Fits General Motors vehicles and most makes and models.

## Overview

The ACDelco Silver 18A1321A Rear Disc Brake Rotor is designed for optimal performance and durability, featuring advanced alloy construction for heat dissipation, mill-balanced for precision, and validated quality for a reliable fit across various vehicle makes.

## Description

ACDelco Silver 18A1321A Rear Disc Brake Rotor

## Features

- Manufactured with multiple alloys for improved heat dissipation and performance
- Mill-balanced for proper rotor function; no extra weights are needed. Rotor Diameter-11.5 inch. Rotor Height-2.5 inch. Nominal Thickness-0.355 inch. Minimum Thickness-0.315 inch
- Quality validated for proper metallurgy and correct brake plate thickness
- Rounded radius for added strength
- Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage
- Economical value with dependable quality
- For General Motors vehicles as well as most makes and models

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Auto Extra |
| Brand | ACDelco |
| Model | 19261781 |
| Item Weight | 1 pounds |
| Product Dimensions | 12.5 x 12.25 x 2.75 inches |
| Country of Origin | China |
| Item model number | 18A1321A |
| Exterior | Non-coated |
| Manufacturer Part Number | 18A1321A |
| OEM Part Number | 19261781 |
| Position | Rear |

## Product Details

- **Brand:** ACDelco
- **Exterior Finish:** Non-coated
- **Manufacturer:** Auto Extra
- **OEM Part Number:** 19261781
- **UPC:** 707773650400
- **Global Trade Identification Number:** 00707773650400

## Images

![ACDelco Silver 18A1321A Rear Disc Brake Rotor - Image 1](https://m.media-amazon.com/images/I/71FM13F1DFL.jpg)
![ACDelco Silver 18A1321A Rear Disc Brake Rotor - Image 2](https://m.media-amazon.com/images/I/81hLbbXOdDL.jpg)
![ACDelco Silver 18A1321A Rear Disc Brake Rotor - Image 3](https://m.media-amazon.com/images/I/813bCx-x9UL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Great Value ,Great parts
  

*by A***Z on Reviewed in the United States on 16 September 2023*

Excellent price and quality would buy again !! Fast shipping as well ! Good seller!

### ⭐⭐⭐⭐⭐ 







  
  
    Great product
  

*by L***E on Reviewed in the United States on 12 September 2023*

Everything was great !!!!!!!!

### ⭐⭐⭐⭐⭐ 







  
  
    Fast shipping
  

*by R***. on Reviewed in the United States on 11 September 2023*

Exact fit

## Frequently Bought Together

- ACDelco Silver 18A1321A Rear Disc Brake Rotor
- BOSCH BC905 QuietCast Premium Ceramic Disc Brake Pad Set - Compatible with Select Infiniti FX, G, M, Q; Nissan 350Z, 370Z, Altima, Juke, Maxima, Murano, Pathfinder, Quest, Rogue, Sentra + More; REAR

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**Shop now:** [https://www.desertcart.ni/products/271089867-acdelco-silver-18a1321a-rear-disc-brake-rotor](https://www.desertcart.ni/products/271089867-acdelco-silver-18a1321a-rear-disc-brake-rotor)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-28*