Centric
Centric GCX Elemental Protection Disc Brake Rotors - Full Coating

Centric 320.40083F Disc Brake Rotor - Rear

Brand Centric 320.40083F
Position Rear
ABS Tone Ring Included No
Bearings Included No
Center Hole Diameter 2.524
Center Hole Diameter 64.100
Disc Finish Fully Coated
Disc Mounting [cntrc] Floating / DIH
Discard Thickness 0.354
Discard Thickness 9.000
Hat Finish Coated
Hat ID [cntrc] in 6.941
Hat ID [cntrc] mm 176.300
Max PB Drum Dia [cntrc] in 8.307
Max PB Drum Dia [cntrc] mm 211.000
Misc Holes [cntrc] 4
Mounting Bolt Hole Circle Diameter 4.496
Mounting Bolt Hole Circle Diameter 114.200
Nominal Drum Diameter 8.260
Nominal Drum Diameter 209.800
Nominal Thickness 0.433
Nominal Thickness 11.000
Outside Diameter 11.803
Outside Diameter 299.800
Overall Height 2.492
Overall Height 63.300
Solid Or Vented Type Rotor Solid
Stud/Lug Hole Diameter 0.496
Stud/Lug Hole Diameter 12.600
Stud/Lug Hole Quantity 5
Surface Type Smooth
Weight [cntrc] kgs 6.640
Weight [cntrc] lbs 14.650
Product line Centric GCX Elemental Protection Disc Brake Rotors - Full Coating
Fits Acura · 3 vehicles

Fully coated finish. Helps resist corrosion and keeps the rotor looking cleaner longer.

Smooth surface. Promotes consistent braking contact and quieter operation.

Solid rotor design. A straightforward brake rotor construction for dependable stopping performance.

$47.94Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Rotors are typically replaced in pairs, axle by axle.
Order total $47.94
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Centric GCX Rear Brake Rotor for Acura MDX

The Centric GCX Elemental Protection Disc Brake Rotor, part number 320.40083F, is a rear solid rotor built for 2014-2016 Acura MDX applications. It features a fully coated disc finish and coated hat finish to help resist corrosion on exposed surfaces while maintaining a smooth braking surface.

For drivers searching for a rear brake rotor for 2014-2016 Acura MDX, this Centric GCX rotor is sized with an 11.803-inch outside diameter, 0.433-inch nominal thickness, and 2.492-inch overall height. The 5-lug pattern, 114.200 mm bolt circle, and 64.100 mm center hole support the specified rear fitment.

Key Features

  • Part number 320.40083F
  • Fits 2014-2016 Acura MDX, rear
  • Fully coated disc finish with coated hat finish
  • Smooth surface type for consistent pad contact
  • Solid rotor design
  • 5 lug holes with 114.200 mm bolt circle diameter
  • Outside diameter: 11.803 in / 299.800 mm
  • Nominal thickness: 0.433 in / 11.000 mm
  • Discard thickness: 0.354 in / 9.000 mm

Product Details

Centric GCX Elemental Protection Disc Brake Rotors are built for corrosion resistance in everyday driving conditions. This rear rotor for the Acura MDX uses a fully coated disc and coated hat to protect non-friction surfaces, while the smooth braking face supports even pad engagement. The solid rotor construction and OE-style dimensions make 320.40083F a direct replacement choice for rear brake service on the 2014, 2015, and 2016 Acura MDX.

This part number, 320.40083F, is a fitment-specific rear disc brake rotor for Acura MDX models with the listed rear brake configuration. It cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Brake Issues This Rotor Addresses

  • Rear rotor corrosion on exposed braking surfaces
  • Brake pulsation caused by worn rotor thickness
  • Uneven pad contact from surface wear
  • Noise related to rotor surface condition
  • Reduced braking consistency from rotor wear

Installation Notes and Tips

Verify rear fitment by matching the vehicle year, make, model, and rotor dimensions before installation. Inspect pads, caliper hardware, and hub surfaces during brake service, and clean the mounting face so the rotor seats flat. Confirm the 5-lug pattern and center bore match the vehicle before final assembly.

Quality Assurance

Centric GCX Elemental Protection rotors are engineered with coated surfaces and application-specific dimensions for rear brake replacement on the 2014-2016 Acura MDX. Part number 320.40083F is specified for the listed fitment and dimensions shown above.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2016AcuraMDXRearCentric GCX Elemental Protection Disc Brake Rotors - Full Coating
2015AcuraMDXRearCentric GCX Elemental Protection Disc Brake Rotors - Full Coating
2014AcuraMDXRearCentric GCX Elemental Protection Disc Brake Rotors - Full Coating