OE Quality
60-Day Returns

Dynamite Friction 631-40092L Disc Brake Rotor - Front Left
Overview of Dynamite Friction DFC Brake Rotor
The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-40092L) is engineered for reliable braking performance on Dodge Ram 1500 trucks. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance heat dissipation and maintain consistent stopping power under demanding conditions.
- Compatible with Dodge Ram 1500 models
- Directional slotted and drilled surface for improved brake cooling
- Vented rotor design to reduce heat buildup
- Nominal thickness of 30 mm with discard thickness at 28.39 mm
- Zinc silver hat finish with rust-resistant coating
- 5 bolt holes with 15.9 mm diameter and 139.7 mm bolt circle diameter
- Overall diameter of 307.5 mm and height of 73.5 mm
Detailed Product Features and Specifications
This Dynamite Friction disc brake rotor is specifically designed for the Dodge Ram 1500, ensuring precise fitment and optimal braking performance. The rotor's vented construction allows air to flow between the rotor faces, helping to dissipate heat more effectively during braking. The directional slotted and drilled surface improves water and debris evacuation, reducing brake fade and maintaining consistent friction. The rotor features a plain disc finish combined with a zinc silver hat finish that includes a rust-resistant coating to protect against corrosion and extend service life.
With a nominal thickness of 30 mm and a discard thickness of 28.39 mm, this rotor meets the necessary safety standards for replacement parts. The 5-bolt hole pattern with a 15.9 mm diameter and 139.7 mm bolt circle diameter ensures secure mounting on compatible Dodge Ram 1500 models. The overall diameter of 307.5 mm and height of 73.5 mm are engineered to match factory specifications for proper brake system function.
About the DFC Brake Rotor - Drilled and Slotted - Silver Line
The DFC Brake Rotor - Drilled and Slotted - Silver product line by Dynamite Friction focuses on rotors that combine drilled holes and slots with a silver zinc-coated hat for enhanced durability and corrosion resistance. This line is designed to provide improved heat dissipation and braking consistency, making it suitable for trucks like the Dodge Ram 1500 that require dependable stopping power under various driving conditions.
Common Applications and Problem Solving
- Replacement for worn or warped brake rotors on Dodge Ram 1500
- Improves brake cooling to reduce fade during heavy braking
- Helps eliminate brake noise caused by uneven rotor surfaces
- Addresses rust and corrosion issues on rotor hats and surfaces
- Restores braking performance affected by rotor surface damage
Installation Notes and Tips
When installing the Dynamite Friction 631-40092L rotor, ensure the rotor thickness is above the discard thickness of 28.39 mm before installation. Clean the rotor surface to remove any protective coatings or debris. Verify the 5-lug bolt pattern and bolt circle diameter of 139.7 mm match your Dodge Ram 1500 hub assembly. Properly torque lug nuts to manufacturer specifications to avoid rotor warping. It is recommended to replace brake pads simultaneously for optimal braking performance.
Quality Assurance and Warranty
Dynamite Friction manufactures the 631-40092L rotor to meet or exceed OEM standards for fit, form, and function. The rust-resistant zinc silver coating on the rotor hat enhances durability against corrosion. While specific warranty details are not provided, Dynamite Friction products typically come with a limited warranty covering defects in materials and workmanship. Always consult product documentation or contact the manufacturer for warranty terms.
This part fits 2 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2001 | Dodge | Ram 1500 | 4WD | Front Left | DFC Brake Rotor - Drilled and Slotted - Silver |
| 2000 | Dodge | Ram 1500 | 4WD | Front Left | DFC Brake Rotor - Drilled and Slotted - Silver |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.