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ACDelco 18A1421 | Front Disc Brake Rotor

Part Number

18A1421

Front Brake Rotor

Fits what vehicles: 2002-2006 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy XL, 2003-2006 Chevrolet SSR, 2003-2006 Isuzu Ascender, 2004-2007 Buick Rainier, 2004-2005 GMC Envoy XUV, 2005-2009 GMC Envoy, 2005-2009 Saab 9-7x, 2007-2008 Chevrolet Trailblazer

Special Price $98.36 Regular Price $109.29

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In stock

Estimated Ship Date: 1 Business Day or Less

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Product Information

Description

ACDelco Gold (Professional) Non-Coated Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts. 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.

Features

Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Premium aftermarket replacement part
Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

Specifications

ABS Tone Ring Included:	No
Bolt Circle Diameter (in):	5
Bolt Circle Diameter (mm):	127
Bolt Hole Quantity:	6
Center Bore Diameter (in):	3.1in
Center Bore Diameter (mm):	79.2mm
Center Hole Diameter:	3.12
Center Hole Diameter:	79.25
Construction:	Full Cast
Conventional Or Drum-In-Hat Type Rotor:	Conventional
Directional or Non-Directional Brake Surface:	No
Disc Finish:	Ground
Discard Thickness:	1.083
Discard Thickness:	27.5
Grade Type:	Regular
Hat Finish:	Turned
Height (in):	2.1
Height (mm):	54.3
Material:	Cast Iron
Mounting Bolt Hole Circle Diameter:	127
Mounting Bolt Hole Circle Diameter:	5
Mounting Bolt Hole Diameter:	0.517
Mounting Bolt Hole Diameter:	13.15
Mounting Bolt Hole Quantity:	6
Nominal Thickness:	1.142
Nominal Thickness:	29
Outside Diameter:	12.795
Outside Diameter:	325
Overall Height:	2.136
Overall Height:	54.25
Overall Rotor Diameter (mm):	324.87mm
Pad Contact Surface Width:	2.4
Pad Contact Surface Width:	61.85
Programming Required:	No
Rust Resistant Coating:	Yes
Slotted:	No
Solid Or Vented Type Rotor:	Vented
Stud/Lug Hole Quantity:	6
Surface Type:	Smooth