





🚗 Upgrade your stopping power with confidence and style!
The ACDelco Silver Rear Brake Rotor 18A2543A is a cast iron, vehicle-specific rear rotor designed for select Buick, Chevrolet, GMC, and Saturn models. Featuring multi-alloy construction and an optimized vane design, it delivers superior heat dissipation and reduced brake fade. Its non-directional finish minimizes noise and vibration, while a smooth surface extends brake pad life. Durable rounded edges enhance strength under heat and load, making it ideal for daily driving. Backed by GM quality, this rotor ensures a precise fit and reliable braking performance.





| Brand | ACDelco | 
| Material | Cast Iron | 
| Exterior Finish | Chrome | 
| Vehicle Service Type | Car, SUV | 
| Manufacturer | ACDelco | 
| Automotive Fit Type | Vehicle Specific Fit | 
| OEM Part Number | 19255508 | 
| UPC | 707773846629 | 
| Global Trade Identification Number | 00707773846629 | 
| Model | 18A2543A | 
| Item Weight | 17.8 pounds | 
| Product Dimensions | 13.31 x 13.31 x 2.91 inches | 
| Item model number | 18A2543A | 
| Manufacturer Part Number | 19255508 | 
| Position | Rear | 
J**N
Perfect fit.
Perfect fit for my 2014 Traverse. Seems to be great quality.
R**N
Great price and quality
have been using them for a month now , smooth, stopping highly recommended
L**Z
Excelente compra
Excelente compra
R**.
Great product and great value.
Factory replacement parts, fit's perfect, they are on my 2011 GMC Acadia. Can't beat the price anywhere.
M**
Quality good parts fit the vehicle
The quality was good
B**E
Worth it
Good product
W**M
AC/Delco quality.
Excellent choice for my GMC Acadia.
C**S
Best prices
Great purchase for half of auto parts store prices. Painted with high temp paint to keep from rusting. Stopping power is good and quiet.
Trustpilot
1 month ago
2 days ago