ACDelco 18A1107 - Rear Disc Brake Rotor Assembly
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ACDELCO part description
Product Description
Rear Brake Rotor
Product Attributes
Discard Thickness | 0.472 IN |
Nominal Thickness | 0.555 IN |
Pad Contact Surface Width | 1.8 IN |
Height (in) | 2.3 in |
Center Bore Diameter (in) | 3.4in |
Bolt Hole Quantity | 5 |
Bolt Circle Diameter (in) | 5.3 in |
Conventional Or Drum-In-Hat Type Rotor | Drum-In-Hat |
Center Hole Diameter | 3.44 IN |
Center Hole Diameter | 87.4 MM |
Pad Contact Surface Width | 44.95 MM |
Height (mm) | 57.2 mm |
Center Bore Diameter (mm) | 87.5mm |
Bolt Circle Diameter (mm) | 135 mm |
Outside Diameter | 334 MM |
Overall Rotor Diameter (mm) | 334.01mm |
Product Description | ACDelco Gold (Professional) Black Hat 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. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Material | Cast Iron |
Construction | Full Cast |
Disc Finish | Ground |
Features & Benefits - Bullet 3 | Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models |
Slotted | No |
Programming Required | No |
Features & Benefits - Bullet 2 | Premium aftermarket replacement part |
Grade Type | Regular |
Surface Type | Smooth |
Directional or Non-Directional Brake Surface | Non-Directional |
Features & Benefits - Bullet 1 | Some ACDelco Gold parts may have formerly appeared as ACDelco Professional |
Hat Finish | Turned |
Rust Resistant Coating | Yes |
Discard Thickness | 12 MM |
Mounting Bolt Hole Circle Diameter | 5.315 IN |
Mounting Bolt Hole Circle Diameter | 135 MM |
Mounting Bolt Hole Diameter | 0.61 IN |
Mounting Bolt Hole Diameter | 15.5 MM |
Mounting Bolt Hole Quantity | 5 |
Nominal Thickness | 14.1 MM |
Outside Diameter | 13.15 IN |
Overall Height | 2.25 IN |
Overall Height | 57.15 MM |
Solid Or Vented Type Rotor | Vented |
Stud/Lug Hole Quantity | 5 |
ABS Tone Ring Included | No |
Additional Information
Warranty Special | 24 Months/Unlimited Miles Limited Warranty (Parts Only). Please see ACDelco.com for more details|36 Months/60,000 Kilometers Limited Warranty (Parts Only). Please see ACDelcocanada.com for more details |
Harmonized Tariff Code (HTS) | 8708305030 |
Country of Origin (Primary) | CN |
Warranty Special UOM | TX |
UPC | 00707773313466 |
A true OEM auto parts brand for GM and non-GM vehicles, ACDelco® offers a wide portfolio of parts designed to keep vehicles on the road longer. These parts work precisely and fit perfectly because they are designed, engineered, tested, and backed by General Motors. But ACDelco also carries aftermarket components that go through the same 18-step quality approval process as the OE parts. Whether customers choose OE or aftermarket, they’d get the same reliable performance, precise engineering, and superior reliability for years to come. ACDelco’s expansive product portfolio includes alternators, filters, batteries, brakes, belts and hoses, oil and fluids, and suspension parts. These products are made to meet GM and non-GM vehicles’ ever-evolving powertrain, collision, maintenance, and repair needs.

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