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ACDelco 18A946 Disc Brake Rotor

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ACDelco 18A946 Disc Brake Rotor

ACDelco
Brand:ACDelco
Part Number: 18A946
UPC: 00707773384404
Weight: 14.5 lbs
Condition:New



On Sale:

$53.89

Availability:
4 in Stock
Warehouse: US-12
Quantity:

Product Information

Description:

Get the ACDelco 18A946 Disc Brake Rotor for your vehicle. Buy now and secure your purchase online!

ACDelco Gold (Professional) Non-Coated Disc Brake Rotor and Hub Assemblies are a high quality alternative to Original Equipment (OE) parts. These rotors are mounted to the wheel hub where the calipers can press the brake pads against the brake surface to help stop the vehicle. 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 - https://www.P65Warnings.ca.gov

Features and Benefits:

  • Black coating on hat and vanes
  • Cross drilled for quick brake response and heat dissipation
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • Premium aftermarket replacement part
  • Quality validated for proper metallurgy and correct brake plate thickness
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Tighter tolerances similar to GM OE specifications

Specifications:

ABS Tone Ring Included:
No
Bolt Circle Diameter (in):
4.8 in
Bolt Circle Diameter (mm):
120.7 mm
Bolt Hole Quantity:
5
Center Bore Diameter (in):
2.8in
Center Bore Diameter (mm):
70.7mm
Center Hole Diameter:
2.782 in.
Center Hole Diameter:
70.65 mm
Construction:
Full Cast
Conventional Or Drum-In-Hat Type Rotor:
Conventional
Disc Finish:
Ground
Discard Thickness:
1.193 in.
Discard Thickness:
30.3 mm
Grade Type:
Regular
Hat Finish:
Turned
Height (in):
1.8 in
Height (mm):
45.5 mm
Length (in):
13.25 in
Material:
Cast Iron
Mounting Bolt Hole Circle Diameter:
120.65 mm
Mounting Bolt Hole Circle Diameter:
4.75 in.
Mounting Bolt Hole Diameter:
0.526 in.
Mounting Bolt Hole Diameter:
13.35 mm
Mounting Bolt Hole Quantity:
5
Nominal Thickness:
1.26 in.
Nominal Thickness:
32 mm
Outside Diameter:
12.8 in.
Outside Diameter:
325.1 mm
Overall Height:
1.79 in.
Overall Height:
45.45 mm
Overall Rotor Diameter (mm):
325.12mm
Pad Contact Surface Width:
2.1 in.
Pad Contact Surface Width:
54.1 mm
Programming Required:
No
Rust Resistant Coating:
No
Slotted:
No
Solid Or Vented Type Rotor:
Vented
Stud/Lug Hole Quantity:
5
Surface Type:
Smooth
Weight (lb):
14.5 lb
Width (in):
13.25 in
Country of Origin:
CN

Select a vehicle to narrow ACDelco 18A946 Disc Brake Rotor fitment info!

Last Updated: 03/01/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes
Cadillac XLR

4.6L V8 Gas DOHC
1
 
Front Right (Passenger)
 
Gold-Black Hat
 

Cadillac XLR



4.6L V8 Gas DOHC

Front Right (Passenger) Gold-Black Hat

1 Per Vehicle
Cadillac XLR

4.6L V8 Gas DOHC
1
 
Front Right (Passenger)
 
Gold-Black Hat
 

Cadillac XLR



4.6L V8 Gas DOHC

Front Right (Passenger) Gold-Black Hat

1 Per Vehicle
Chevrolet Corvette

5.7L V8 Gas OHV
1
 
Front Right (Passenger)
 
Gold-Black Hat
 

Chevrolet Corvette



5.7L V8 Gas OHV

Front Right (Passenger) Gold-Black Hat

1 Per Vehicle