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ACDelco 18A2820 | Rear Disc Brake Rotor
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ACDelco 18A2820 | Rear Disc Brake Rotor

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$53.54
Part Number
ACD18A2820
UPC:
7.07774E+11
Condition:
New
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Description

ACDelco Professional Disc Brake Rotors provide reliable vehicle braking power and are a high quality replacement for many vehicles on the road today. They feature a thickness variation that is less than 0.0004 to minimize pedal pulsation, noise, and help to extend brake pad life. These rotors meet the SAE standard for structural integrity with OE matched G3000 qualified material delivering guaranteed performance. Also, no machining is required. ACDelco Advantage Disc Brake Rotors are ready to be installed right out of the box. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

BRAND: ACDelco

FEATURES:

  • brake-pad;-brake-shoe;rotors;drum;brake-job;front-brake;rear-brake;cylider;hydraluic;dot-3;dot-4;front-brakes;rear-brakes;brake-set;breaks
  • Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
  • Hyundai;Kia
  • Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
  • Inspected for balance; resulting in smooth brake operation and noise reduction
  • Rear Brake Rotor
  • Rear Disc Brake Rotor

SPECIFICS:

Bolt Circle Diameter (in)4.5
Bolt Circle Diameter (mm)114.3
Bolt Hole Quantity5
Center Bore Diameter (in)3 in
Center Bore Diameter (mm)76 mm
FAQ - Answer 1Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
FAQ - Question 1Does ACDelco offer other grades of brake rotors?
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Height (in)2.2
Height (mm)55.4
Length (in)12.3
Overall Rotor Diameter (mm)283.97 mm
Programming RequiredNo
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Brake pedal pulsation (not to be confused with normal ABS operation).
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Squealing or grinding noises.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3Low brake pedal height.
Signs of Wear & Troubleshooting - Section 1 - Bullet 4Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - Bullet 5Visible ridges or deep grooves on the rotor surface.
Signs of Wear & Troubleshooting - Section 1 - HeaderBrake rotor signs of wear include:
SlottedNo
Weight (lb)10.7
Width (in)12.3

APPLICATIONS:

  • 2016-2017 Kia Optima - Position: Rear
  • 2017-2017 Hyundai Sonata - Position: Rear
    • Manual Parking Brake
  • 2016-2016 Kia Optima - Position: Rear
    • w/ Manual Operated Parking Brake
  • 2013-2013 Kia Optima - Position: Rear
    • Except Electronic Parking Brake Control
  • 2015-2015 Kia Optima - Position: Rear
    • Except Electronic Parking Brake Control
  • 2012-2017 Hyundai Azera - Position: Rear
  • 2011-2014 Hyundai Sonata - Position: Rear
  • 2018-2019 Hyundai Sonata - Position: Rear
    • w/ Manual Operated Parking Brake
  • 2017-2019 Hyundai Sonata - Position: Rear
  • 2015-2016 Hyundai Sonata - Position: Rear
    • w/ Manual Operated Parking Brake
  • 2017-2017 Kia Optima - Position: Rear
    • Except USA Built
  • 2018-2019 Kia Optima - Position: Rear
    • w/ Manual Operated Parking Brake
  • 2011-2014 Kia Optima - Position: Rear

Attributes
Product type:
Aftermarket
Brand Description:
Rear Brake Rotor
Product Description:
Rear Disc Brake Rotor
Grade Type:
Regular
Bolt Hole Quantity:
5
Nominal Thickness (Inch):
0.394
Outside Diameter (Inch):
11.2
Discard Thickness (Inch):
0.33
Rust Resistant Coating:
Yes
Construction:
Full Cast
Material:
Cast Iron
Slotted:
No
Solid Or Vented Type Rotor:
Solid
Surface Type:
Smooth
Hat Finish:
Turned
Disc Finish:
Ground
Programming Required:
No
Pad Contact Surface Width (Inch):
1.9
Hazardous Material:
No
Minimum Order Quantity:
1
Features & Benefits - Bullet 2:
Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
Features & Benefits - Bullet 3:
Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
Life Cycle Status:
Announced
Features & Benefits - Bullet 1:
Inspected for balance; resulting in smooth brake operation and noise reduction
Life Cycle Status Description:
Announced - Part has been announced to customers on a paper “New Number Announcement”. Part is active.
Weight (lb) (Pound):
10.7
Item Level GTIN:
00707773952450
Height (in) (Inch):
2.2
Width (in) (Inch):
12.3
Length (in) (Inch):
12.3
Signs of Wear & Troubleshooting - Section 1 - Bull:
Visible ridges or deep grooves on the rotor surface.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Squealing or grinding noises.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Low brake pedal height.
Signs of Wear & Troubleshooting - Section 1 - Bull:
Brake pedal pulsation (not to be confused with normal ABS operation).
FAQ - Question 1:
Does ACDelco offer other grades of brake rotors?
Signs of Wear & Troubleshooting - Section 1 - Head:
Brake rotor signs of wear include:
FAQ - Answer 1:
Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
Good Maintenance Practices - Section 1 - Bullet 1:
Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2:
Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3:
Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4:
Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - Header:
The following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1:
Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2:
Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3:
Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4:
Parking brake adjustments (as needed).
Outside Diameter (Millimeter):
284
Good Maintenance Practices - Section 2 - Header:
The following should be conducted by a qualified technician:
Center Bore Diameter (in):
3 in
Center Bore Diameter (mm):
76 mm
Height (mm) (Millimeter):
55.4
Bolt Circle Diameter (in) (Inch):
4.5
Bolt Circle Diameter (mm) (Millimeter):
114.3
ABS Sensor Ring Included:
No
Discard Thickness (Millimeter):
8.4
Nominal Thickness (Millimeter):
10.007
Pad Contact Surface Width (Millimeter):
49.35
Overall Rotor Diameter (mm):
283.97 mm
Country of Origin:
China
Weight - Each (Gross Pounds):
10.70
Height - Each (Inch):
02.80
Length - Each (Inch):
12.30
Width - Each (Inch):
12.30



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