Description

ACDelco Gold (Professional) Fully Coated Disc Brake Rotors are the 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 slow 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.Protective micron-thin layer helps to inhibit environmental corrosion better than non-coated roated rotors, proved in up to 200 hours of industry-standard salt-spray testingCOOL SHIELD coating – entire rotor surface including edges and vanes have baked-on zinc coating for durability and long lasting protection compared to uncoatedCoated rotors will remain cleaner longer than non-coatedManufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and modelsPremium aftermarket replacement partSome ACDelco Gold parts may have formerly appeared as ACDelco Professional

ABS Tone Ring Included: No

Bolt Circle Diameter (in): 5.5

Bolt Circle Diameter (in): 5.5 in

Bolt Circle Diameter (mm): 139.7

Bolt Circle Diameter (mm): 139.7 mm

Bolt Hole Quantity: 6

Center Bore Diameter (in): 3.1in

Center Bore Diameter (mm): 78.6mm

Center Hole Diameter: 3.09 IN

Center Hole Diameter: 78.5 MM

Construction: Full Cast

Conventional Or Drum-In-Hat Type Rotor: Conventional

Directional or Non-Directional Brake Surface: Non-Directional

Disc Finish: Coated

Discard Thickness: 1.07 IN

Discard Thickness: 27.2 MM

Grade Type: Regular

Hat Finish: Turned

Height (in): 2.3

Height (in): 2.3 in

Height (mm): 58.3

Height (mm): 58.3 mm

Length (in): 12.3

Length (in): 12.3 in

Material: Cast Iron

Mounting Bolt Hole Circle Diameter: 139.7 MM

Mounting Bolt Hole Circle Diameter: 5.5 IN

Mounting Bolt Hole Diameter: 0.635 IN

Mounting Bolt Hole Diameter: 16.15 MM

Mounting Bolt Hole Quantity: 6

Nominal Thickness: 1.142 IN

Nominal Thickness: 29 MM

Outside Diameter: 12 IN

Outside Diameter: 304.8 MM

Overall Height: 2.285 IN

Overall Height: 58.05 MM

Overall Rotor Diameter (mm): 304.8mm

Pad Contact Surface Width: 1.9 IN

Pad Contact Surface Width: 49.5 MM

Programming Required: No

Rust Resistant Coating: Yes

Slotted: No

Solid Or Vented Type Rotor: Vented

Stud/Lug Hole Quantity: 6

Surface Type: Smooth

Width (in): 12.3

Width (in): 12.3 in