Part #: 18A2805

ACDelco 18A2805 Gold Disc Brake Rotor - Fully Coated (Rear) (2011-2025 6.6L Duramax SRW)

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Diesel Dollars is Southern Diesel Supply's Loyalty Program. Purchasing with Us Earns you 1 Point for every 1 Dollar spent to use for future buys!

By ordering the ACDelco 18A2805 Gold Disc Brake Rotor - Fully Coated (Rear) (2011-2025 6.6L Duramax SRW) you will earn 161 DIESEL DOLLARS in your SDS Fuel Tank!

The ACDelco Gold Disc Brake Rotor - Fully Coated (Rear) 18A2805 is a fully coated premium replacement for the worn rotor in your Chevy Silverado or GMC Sierra 2500HD/3500HD. This rotor features a baked on zinc-coating on the entire rotor surface for maximum corrosion resistance. The protective micron-thin layer helps to inhibit environmental corrosion better than non-coated rotors and proved in up to 200 hours of industry-standard salt-spray testing. ACDelco Gold (formerly known as ACDelco Professional) parts are manufactured to meet your expectations for fit, form, and function, and are backed by General Motors.

Features:
  • Independently Tested With Noise/Vibration/Harshness (NVH) And Durability/Wear Testing - Resulting In High Quality And Reliable Rotors
  • Follows Original Manufacturers' Designs For Dispersing Heat, Helping To Prolong Pad And Rotor Life While Also Helping To Minimize Noise And Vibration
  • Cool Shield Coating - Entire Rotor Surface Including Edges And Vanes Have Baked-On Zinc Coating For Durability And Long Lasting Protection Compared To Uncoated
  • 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 Testing

Specifications:
Slotted: No
Weight (lb): 37
Height (IN): 4.7
Height (MM): 119
Width (IN): 14.8
Length (IN): 14.8
Hat Finish: Turned
Disc Finish: Ground
Material: Cast Iron
Surface Type: Smooth
Construction: Full Cast
Overall Height (MM): 119
Inside Diameter (MM): 261
ABS Tone Ring Included: No
Nominal Thickness (MM): 34
Outside Diameter (MM): 360
Overall Height (IN): 4.685
Rust Resistant Coating: Yes
Center Hole Diameter (IN): 5
Discard Thickness (IN): 1.28
Discard Thickness (MM): 32.5
Inside Diameter (IN): 10.276
Nominal Thickness (IN): 1.339
Outside Diameter (IN): 14.173
Bolt Circle Diameter (IN): 7.1
Bolt Circle Diameter (MM): 180
Center Bore Diameter (IN): 5in
Center Hole Diameter (MM): 127
Center Bore Diameter (MM): 127mm
Solid Or Vented Type Rotor: Vented
Pad Contact Surface Width (IN): 1.9
Pad Contact Surface Width (MM): 49.5
Overall Rotor Diameter (mm): 359.92mm
Mounting Bolt Hole Diameter (IN): 0.636
Mounting Bolt Hole Diameter (MM): 16.15
Mounting Bolt Hole Circle Diameter (MM): 180
Mounting Bolt Hole Circle Diameter (IN): 7.087
Directional or Non-Directional Brake Surface: No
Conventional Or Drum-In-Hat Type Rotor: Drum-in-Hat