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Rear Brake Rotor - ACDelco (18A2437AC)

ACDelco part # 18A2437AC

ACDelcoMPN18A2437AC
Sale Price$74.34
Description : ACDelco Advantage Coated Disc Brake Rotors provide reliable vehicle braking power. Their robotic-applied, baked-on coating helps prevent brake pulsation, helps prevent the rotor from seizing to the hub, and provides superior rust prevention against harsh environmental elements such as rain, snow, and corrosive road sprays. They feature a non-directional ground finish that helps to extend brake pad life and minimizes thickness variation. They are also ready to be installed right out of the box, with no machining required. These dependable aftermarket Advantage Coated Disc Brake Rotors offer quality at an economical price. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
disc-brake-rotor;rotor;brake-rotor;disc-brake;

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Product Details

Description

ACDelco Advantage Coated Disc Brake Rotors provide reliable vehicle braking power. Their robotic-applied, baked-on coating helps prevent brake pulsation, helps prevent the rotor from seizing to the hub, and provides superior rust prevention against harsh environmental elements such as rain, snow, and corrosive road sprays. They feature a non-directional ground finish that helps to extend brake pad life and minimizes thickness variation. They are also ready to be installed right out of the box, with no machining required. These dependable aftermarket Advantage Coated Disc Brake Rotors offer quality at an economical price. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
disc-brake-rotor;rotor;brake-rotor;disc-brake;

Part Number (MPN)
18A2437AC
Brand
SKU
18A2437AC
UPC / GTIN
808709339311 / 00808709339311
Condition
New
Other Names
19327455
Position
Rear
Brand
ACDelco Advantage
ABS Tone Ring Included
No
Bolt Circle Diameter (in)
6.5
Bolt Circle Diameter (mm)
165.1
Bolt Hole Quantity
8
Center Bore Diameter (in)
4.8in
Center Bore Diameter (mm)
121.9mm
Construction
Full Cast
Conventional Or Drum-In-Hat Type Rotor
Drum-In-Hat
Directional or Non-Directional Brake Surface
No
Disc Finish
Non Directional
Discard Thickness
1.083<br />27.5
FAQ - Answer 1
Yes, ACDelco also offers GM OE brake rotors and Professional brake rotors.
FAQ - Question 1
Does ACDelco offer other grades of brake rotors?
Features & Benefits - Bullet 1
Manufactured with multiple alloys for improved heat dissipation and performance
Features & Benefits - Bullet 2
Mill-balanced for proper rotor function; no extra weights needed
Features & Benefits - Bullet 3
Quality validated for proper metallurgy and correct brake plate thickness
Features & Benefits - Bullet 4
Rounded radius for added strength
Grade Type
Regular
Hat Finish
Plain
Height (in)
3.6
Height (mm)
91.4
Length (in)
14
Material
Cast Iron
Mounting Bolt Hole Circle Diameter
6.5<br />165.1
Mounting Bolt Hole Diameter
0.636<br />16.15
Mounting Bolt Hole Quantity
8
Nominal Thickness
1.147<br />29.15
Outside Diameter
12.989<br />329.9
Overall Height
3.416<br />86.75
Programming Required
No
Rust Resistant Coating
Yes
Signs of Wear & Troubleshooting - Section 1 - Bullet 4
Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - Bullet 5
Visible ridges or deep grooves on the rotor surface.
Slotted
No
Solid Or Vented Type Rotor
Vented
Stud/Lug Hole Quantity
8
Surface Type
Smooth
Weight (lb)
25.1
Width (in)
13.3

YearMakeModelBody & TrimEngine & Transmission
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission

BrandEquivalent Part Numbers

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BrandEquivalent Part Numbers
ACDelco
18A2437A
ATE
YH145262C
ATI
YH145262P
Aimco
90056200
Autospecialty
AR8643
Bosch
25011464
BrakeBest Select Drum/Rotor
56830RGS

Shipping Policy

At Restauco Parts, we ship to the 48 contiguous U.S. states and Puerto Rico. Every order ships from our supplier's authorized warehouses located in the United States. At this time we do not ship to Alaska, Hawaii, the U.S. Virgin Islands, Guam or other U.S. territories.

When will my order be processed?
Orders are processed Monday through Friday. Most orders are processed within 1–3 business days from the date of purchase. You will receive a tracking number by email once your order has shipped. Weekend orders will be processed the next business day.

How long will it take to receive my order?
Ground shipments usually take 3–7 business days depending on your location. In-stock orders typically ship within 1–2 business days of processing. Oversized shipments may require additional time — you will be contacted prior to shipping for approval.

Which carriers do you use?
We ship via UPS, FedEx, and USPS depending on the size, weight, and destination of your order. The most appropriate carrier will be selected at the time of fulfillment. Carrier substitutions may be made to reduce shipping costs to the customer.

Do you ship internationally?
We do not ship internationally. We ship within the 48 contiguous U.S. states and Puerto Rico.

VIN Requirement
We strive for 100% accuracy on all orders. To help us achieve this goal, we ask that you include your car's VIN when placing your order. This is a courtesy service to help avoid wrong part orders and returns. We are not responsible for 100% guaranteed fitment.

Backordered or Discontinued Parts
In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to find it for you as quickly as possible.

Questions?
If you have any questions about your shipment, please contact us at [email protected]

Check out our Shipping Policy for more details.

Return Policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You'll also need the receipt or proof of purchase. To start a return, you can contact us at [email protected] Please note that returns can be made to several branches, contact us to provide thhe correct information.

If your return is accepted, the refund will be processed between 3-4 business day once we receive the item. Items sent back to us without first requesting a return will not be accepted. NOTE: We don't make refund for shipping cost. You can always contact us for any return question at [email protected].

Damages and Issues

Please inspect your order upon receipt and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Refunds

We will notify you once we've received and inspected your return, and let you know if the refund was approved or not. If approved, you'll be automatically refunded on your original payment method within 10 business days (excluding shipping cost). Please remember it can take some time for your bank or credit card company to process and post the refund too. If more than 15 business days have passed since we’ve approved your return, please contact us at [email protected].


Check out our Return Policy for more details.

ACDelco

Shop ACDelco auto parts at Restauco Parts. ACDelco is the only aftermarket parts brand backed by General Motors, offering both Original Equipment and premium aftermarket lines. Our ACDelco inventory includes Gold and Silver product lines covering brake pads, spark plugs, oil filters, batteries, sensors, ignition coils, and more. Every ACDelco part is designed to meet or exceed OEM specifications, ensuring reliable performance for GM vehicles and most other makes and models. Trust the brand that has been delivering automotive excellence for over 100 years.

Browse the Full ACDelco Parts Catalog

Restauco.com

Restauco Parts is your trusted online source for genuine OEM and premium aftermarket auto parts. We carry top brands including ACDelco, GM Genuine Parts, Motorcraft, Dorman, Akebono, Wagner, and Bilstein. Whether you need brake pads, suspension parts, ignition coils, fuel pumps, or engine components, we offer competitive prices and fast shipping on thousands of parts for all major makes and models. Shop with confidence — every part we sell meets or exceeds OEM quality standards.