ACDelco
ACDelco 18A2321 | Rear Disc Brake Rotor
Black Hat Rear Disc Brake RotorBRAND: ACDelcoFEATURES:Rear Brake RotorAbs Components;Brake;Brake Caliper;Brake Caliper Lubricant;brake care;Brake Fluid;Brake Pad;Brake Parts;Brake Rotor;Brake...
Black Hat Rear Disc Brake Rotor
ABS Tone Ring Included | No |
ACD_RemanDes | No |
AltPA_127_mm | 35.991 |
AltPA_130_mm | 38.1 |
AltPA_143_mm | 163 |
AltPA_144_mm | 394.97 |
AltPA_25_mm | 395 |
AltPA_3070_mm | 139.4 |
AltPA_31_mm | 123.7 |
AltPA_7577_mm | 62.35 |
Bolt Hole Quantity | 10 |
Construction | Full Cast |
Disc Finish | Ground |
Discard Thickness | 1.417 |
FAQ - A1 | Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors. |
FAQ - Q1 | Does ACDelco offer other grades of brake rotors? |
Features & Benefits - B1 | Some ACDelco Gold parts may have formerly appeared as ACDelco Professional |
Features & Benefits - B2 | Premium aftermarket replacement part |
Features & Benefits - B3 | Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models |
Good Maintenance Practices - S1 B1 | Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations. |
Good Maintenance Practices - S1 B2 | Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required. |
Good Maintenance Practices - S1 B3 | Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary). |
Good Maintenance Practices - S1 B4 | Check the thickness of your brake pads. |
Good Maintenance Practices - S1 H | The following inspections and maintenance procedures can help prevent potential brake problems: |
Good Maintenance Practices - S2 B1 | Inspection of the brake hoses for brittleness or cracking. |
Good Maintenance Practices - S2 B2 | Inspection of brake lining and pads for wear or contamination by brake fluid or grease. |
Good Maintenance Practices - S2 B3 | Inspection of wheel bearings and grease seals. |
Good Maintenance Practices - S2 B4 | Parking brake adjustments (as needed). |
Good Maintenance Practices - S2 H | The following should be conducted by a qualified technician: |
Grade Type | REGULAR |
Hat Finish | Turned |
Height | 4.9 |
Keyword Search | ACDelco; ACDelco Disc Brake Rotors; ACDelco Disc Brake Rotors; ACDelco Professional Disc Brake Rotors; Brakes; Braking; Brake Parts; Brake Rotors; Disc Brake Rotors; Brakes; Brake Rotor; Disc Brake Rotor; Professional Brake Rotor; Professional Disc Brake Rotor; Professional Brake Rotor; Professional Disc Brake Rotor; Rotor; ROTOR,FRT BRK; ROTOR,FRT BRK (COATED); ROTOR,FRT BRK(MCHG); ROTOR,FRT BRK(W/HUB); ROTOR,RR BRK; ROTOR,RR BRK (COATED); ROTOR KIT,RR BRK; |
Material | Cast Iron |
Mkt_BrandQual_Name | Black Hat |
Mkt_State_Warranty_CA | 24 Months/40,000 KM (Parts Only). Please see ACDelcocanada.com for more details. |
Mkt_State_Warranty_US | 24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details. |
Nominal Thickness | 1.5 |
Outside Diameter | 15.6 |
Pad Contact Surface Width | 2.5 |
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. |
Programming Required | NO |
Rust Resistant Coating | Yes |
Signs of Wear & Troubleshooting - S1 B1 | Brake pedal pulsation (not to be confused with normal ABS operation). |
Signs of Wear & Troubleshooting - S1 B2 | Squealing or grinding noises. |
Signs of Wear & Troubleshooting - S1 B3 | Low brake pedal height. |
Signs of Wear & Troubleshooting - S1 B4 | Vehicle pulls to the left or right when brakes are applied. |
Signs of Wear & Troubleshooting - S1 B5 | Visible ridges or deep grooves on the rotor surface. |
Signs of Wear & Troubleshooting - S1 H | Brake rotor signs of wear include: |
Slotted | No |
Solid Or Vented Type Rotor | VENTED |
Surface Type | SMOOTH |
Vintage_Part_Indicator | N |