Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009

ACDelco 18A1421A Disc Brake Rotor

ACDelco 18A1421A Disc Brake Rotor Image 1
ACDelco 18A1421A Disc Brake Rotor Image 2
ACDelco 18A1421A Disc Brake Rotor Image 3
ACDelco 18A1421A Disc Brake Rotor

ACDelco
Brand:ACDelco
Part Number: 18A1421A
UPC: 00707773625064
Weight: 22.7 lbs
Condition:New



On Sale:

$54.34

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

Product Information

Description:

Get the ACDelco 18A1421A Disc Brake Rotor for your vehicle. Buy now and secure your purchase online!

ACDelco Silver (Advantage) Disc Brake Rotors are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors. ACDelco Silver (Advantage) parts are a good choice for many vehicles on the road today. Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • Economical value with dependable quality
  • For General Motors vehicles as well as most makes and models
  • Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage

Specifications:

Bolt Circle Diameter (in):
5 in
Bolt Circle Diameter (mm):
127 mm
Bolt Hole Quantity:
6
Center Bore Diameter (in):
3.1in
Center Bore Diameter (mm):
78.7mm
Center Hole Diameter:
3.12 in.
Center Hole Diameter:
79.25 mm
Construction:
Full Cast
Conventional Or Drum-In-Hat Type Rotor:
Conventional
Directional or Non-Directional Brake Surface:
No Degrees Celsius, Centigrade
Disc Finish:
Non-Directional
Discard Thickness:
1.083 in.
Discard Thickness:
27.5 mm
Grade Type:
Regular
Hat Finish:
Plain
Height (in):
2.1 in
Height (mm):
53.3 mm
Length (in):
13.1 in
Material:
Cast Iron
Mounting Bolt Hole Circle Diameter:
127 mm
Mounting Bolt Hole Circle Diameter:
5 in.
Mounting Bolt Hole Diameter:
0.517 in.
Mounting Bolt Hole Diameter:
13.15 mm
Mounting Bolt Hole Quantity:
6
Nominal Thickness:
1.142 in.
Nominal Thickness:
29 mm
Outside Diameter:
12.795 in.
Outside Diameter:
325 mm
Overall Height:
2.136 in.
Overall Height:
54.25 mm
Programming Required:
No
Rust Resistant Coating:
No
Slotted:
No
Solid Or Vented Type Rotor:
Vented
Stud/Lug Hole Quantity:
6
Surface Type:
Smooth
Weight (lb):
22.7 lb
Width (in):
13.1 in
Country of Origin:
CN

Manufacturer Warranty:

12 Months

Select a vehicle to narrow ACDelco 18A1421A Disc Brake Rotor fitment info!

Last Updated: 02/29/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes
Buick Rainier

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Buick Rainier



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Chevrolet SSR

6.0L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Chevrolet SSR



6.0L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Chevrolet SSR

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Chevrolet SSR



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Chevrolet Trailblazer

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Chevrolet Trailblazer



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Chevrolet Trailblazer EXT

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Chevrolet Trailblazer EXT



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Chevrolet Trailblazer EXT

4.2L L6 Gas DOHC
2
 
Front
 
Silver-Non-Coated
 

Chevrolet Trailblazer EXT



4.2L L6 Gas DOHC

Front Silver-Non-Coated

2 Per Vehicle
GMC Envoy

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

GMC Envoy



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
GMC Envoy XL

5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

GMC Envoy XL



5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
GMC Envoy XL

4.2L L6 Gas DOHC
2
 
Front
 
Silver-Non-Coated
 

GMC Envoy XL



4.2L L6 Gas DOHC

Front Silver-Non-Coated

2 Per Vehicle
GMC Envoy XUV

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

GMC Envoy XUV



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Isuzu Ascender

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
Wheel Base 129.0 In.
 

Isuzu Ascender



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

Front Silver-Non-Coated
Wheel Base 129.0 In.

2 Per Vehicle
Isuzu Ascender

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Isuzu Ascender



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle
Saab 9-7x

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
2
 
Front
 
Silver-Non-Coated
 

Saab 9-7x



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

Front Silver-Non-Coated

2 Per Vehicle