Front Brake Rotor - ACDelco (18A2946)

ACDelcoMPN18A2946
Sale Price$107.33
Description : ACDelco Gold (Professional) Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts. 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 Gold (Professional) Disc Brake Rotors are ready to be installed right out of the box. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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Product Details

Description

ACDelco Gold (Professional) Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts. 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 Gold (Professional) Disc Brake Rotors are ready to be installed right out of the box. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
disc-brake-rotor;rotor;brake-rotor;disc-brake;

Part Number (MPN)
18A2946
Brand
SKU
18A2946
UPC / GTIN
808709155492 / 00808709155492
Condition
New
Other Names
19310533
Position
Front
Brand
ACDelco Gold
ABS Tone Ring Included
No
Bolt Circle Diameter (in)
4.5
Bolt Circle Diameter (mm)
114.3
Bolt Hole Quantity
5
Center Bore Diameter (in)
2.7in
Center Bore Diameter (mm)
68mm
Center Hole Diameter
68.05<br />2.68
Construction
Full Cast
Conventional Or Drum-In-Hat Type Rotor
Conventional
Directional or Non-Directional Brake Surface
No
Disc Finish
Coated
Discard Thickness
1.181<br />30
FAQ - Answer 1
Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
FAQ - Question 1
Does ACDelco offer other grades of brake rotors?
Features & Benefits - Bullet 1
Inspected for balance; resulting in smooth brake operation and noise reduction
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
Features & Benefits - Bullet 4
Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Features & Benefits - Bullet 5
Premium aftermarket replacement part
Features & Benefits - Bullet 6
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
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).
Good Maintenance Practices - Section 2 - Header
The following should be conducted by a qualified technician:
Grade Type
Regular
Hat Finish
Turned
Height (in)
1.9
Height (mm)
47
Inside Diameter
9.476<br />240.7
Length (in)
14.6
Lug Quantity
5
Material
Cast Iron
Mounting Bolt Hole Circle Diameter
4.5<br />114.3
Mounting Bolt Hole Diameter
0.61<br />15.5
Mounting Bolt Hole Quantity
5
Nominal Thickness
1.26<br />32
Outside Diameter
352<br />13.858
Overall Height
47<br />1.85
Pad Contact Surface Width
2.2<br />55.65
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
5
Surface Type
Smooth
Weight (lb)
28.3
Width (in)
14.6

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

BrandEquivalent Part Numbers

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BrandEquivalent Part Numbers
ACDelco
18A2946A, 18A2946AC, 18A2946PV, 18A2946SD
ATE
YH477752C
ATI
YH477752P
Advics
K6F150U, K6F152U
Auto Extra
AX901020, AX901020P, AX901158, AX901158P
Autopart International
1407-322455, 1407-477752, 1427-731818, 1427-731847
Autospecialty
AR85141

Shipping Policy

  • In stock orders ship within 24 - 48 hours.
  • Weekend orders will be processed the next business day.
  • If a part is not in stock and must be ordered from the manufacturer, it usually takes 2-3 days to arrive to us and will be promptly shipped to you. Most of the orders are shipped complete within 2-3 business days. A few of the parts ordered from the manufacturer may take up to 5-6 business days to arrive and will shipped to you immediately.
  • Depending upon location, ground shipments usually take 2-7 days.
  • Your order may be shipped Express for an additional cost.
  • Oversized shipments will be additional; you will be contacted prior to shipping for approval.
  • We cannot guarantee transit times for ground and oversize orders.
  • Shipping Carrier substitutions may be made at our discretion in an attempt to reduce shipping costs to the customer.
  • We do not ship internationally.
  • In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to try and find one for you as quickly as possible.
  • We do not ship COD orders.
Check out our Shipping Policy for more details.

Return Policy

  • Contact us to arrange for any returns.
  • A copy of the invoice will need to be included with the return.
  • There is a 15% restocking fee charged against all returned parts.
  • Parts must be resaleable and in the original packaging.
  • We cannot take back used parts.
  • We cannot take back installed or tried parts.
  • Electrical parts are not returnable.
  • We do reserve the right to refuse and return any parts we find have been installed, are used or do not meet the above criteria.
  • Return request need to be within 30 days of receipt.

Cancellation Policy

  • An order or a portion of an order may be cancelled up until the time it is shipped and no longer in our possession.
  • If the cancelled part was special ordered from the manufacturer a return fee of 15% may apply.
Check out our Return Policy for more details.


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