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Centric 320.67085F Disc Brake Rotor - Rear
Overview of Centric GCX Elemental Protection Disc Brake Rotors
The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating provide reliable braking performance for Ram 3500 trucks. Designed with a fully coated disc and hat finish, these rotors offer enhanced corrosion resistance and durability for demanding driving conditions.
- Part Number: 320.67085F
- Compatible with Ram 3500 models
- Fully coated disc and hat for corrosion protection
- Vented rotor design with 53 straight vanes for improved heat dissipation
- Nominal thickness of 1.496 inches (38.000 mm) and discard thickness of 1.433 inches (36.400 mm)
- Outside diameter of 14.362 inches (364.800 mm)
- Overall height of 5.279 inches (134.000 mm)
- Solid, smooth surface type with floating/dih disc mounting
- Eight stud/lug holes with 0.649 inch (16.500 mm) diameter
Detailed Product Description
The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating (part number 320.67085F) are engineered specifically for Ram 3500 trucks, ensuring precise fitment and optimal braking performance. These rotors feature a vented design with 53 straight vanes that promote efficient heat dissipation, reducing the risk of brake fade during heavy-duty use. The fully coated disc and hat finishes provide a protective barrier against rust and corrosion, extending the rotor's service life in harsh environments.
With a nominal thickness of 1.496 inches and a discard thickness of 1.433 inches, these rotors maintain structural integrity and safety standards throughout their lifespan. The smooth surface finish supports consistent brake pad contact, contributing to stable braking response. The rotor's outside diameter measures 14.362 inches, and the overall height is 5.279 inches, matching OEM specifications for the Ram 3500.
Centric GCX Elemental Protection Product Line
The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on delivering rotors with enhanced corrosion resistance through advanced coating technology. This product line is designed to meet or exceed OEM standards while providing additional protection against environmental factors that can degrade braking components. The full coating on both the disc and hat surfaces helps maintain rotor integrity and appearance over time, making it suitable for trucks like the Ram 3500 that operate in varied conditions.
Applications and Problem Solving
- Replacement for worn or warped rotors on Ram 3500 trucks
- Addresses brake noise and vibration caused by uneven rotor surfaces
- Helps prevent rust and corrosion buildup on braking components
- Improves heat dissipation to reduce brake fade during heavy towing or hauling
- Restores braking performance to OEM specifications
Installation Notes and Tips
Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is within the discard limits (minimum 1.433 inches) to maintain safety. Use proper torque specifications for the eight lug holes to secure the rotor correctly. This rotor does not include an ABS tone ring or bearings, so confirm compatibility with your vehicle's existing components. Proper bedding of new rotors and pads is recommended to optimize braking performance.
Quality Assurance and Warranty
Centric manufactures these rotors to meet strict quality control standards, ensuring consistent performance and durability. The full coating process provides additional protection against corrosion, supporting long-term reliability. Warranty details should be confirmed with the supplier or manufacturer, as coverage may vary.
| Brand | Centric |
|---|---|
| Part Number | 320.67085F |
| Position | Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, Rear |
| Discard Thickness | 1.433 |
| Discard Thickness | 36.400 |
| Nominal Thickness | 1.496 |
| Nominal Thickness | 38.000 |
| Disc Finish | Fully coated |
| Hat Finish | Coated |
| Overall Height | 134.000 |
| Overall Height | 5.279 |
| Outside Diameter | 14.362 |
| Outside Diameter | 364.800 |
| ABS Tone Ring Included | No |
| Surface Type | Smooth |
| Solid Or Vented Type Rotor | Vented |
| Bearings Included | No |
| Center Hole Diameter | 127.800 |
| Center Hole Diameter | 5.031 |
| Mounting Bolt Hole Circle Diameter | 156.100 |
| Mounting Bolt Hole Circle Diameter | 6.145 |
| Stud/Lug Hole Quantity | 8 |
| Stud/Lug Hole Diameter | 0.649 |
| Stud/Lug Hole Diameter | 16.500 |
| Disc Mounting [cntrc] | Floating / dih |
| Hat ID [cntrc] in | 8.071 |
| Hat ID [cntrc] mm | 205.000 |
| Misc Holes [cntrc] | 0 |
| OEM Vane Count [cntrc] | 53 |
| Vane Style [cntrc] | Straight |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2024 | Ram | 3500 | Rear | 226Mm Rear Axle [Drc]; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating | |
| 2023 | Ram | 3500 | Rear | 226Mm Rear Axle [Drc]; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating | |
| 2022 | Ram | 3500 | Rear | 226Mm Rear Axle [Drc]; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating | |
| 2021 | Ram | 3500 | Rear | 226Mm Rear Axle [Drc]; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating | |
| 2020 | Ram | 3500 | Standard Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
| 2020 | Ram | 3500 | Extended Crew Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
| 2020 | Ram | 3500 | Crew Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
| 2019 | Ram | 3500 | Standard Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
| 2019 | Ram | 3500 | Extended Crew Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
| 2019 | Ram | 3500 | Crew Cab Pickup | Rear | Dual Rear Wheel; 12" Rear Axle; 365mm Disc; Centric GCX Elemental Protection Disc Brake Rotors - Full Coating |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.