DuraGo BR31147 Disc Brake Rotor - Rear

Overview of DuraGo BR31147 Disc Brake Rotor

The DuraGo BR31147 is a solid disc brake rotor designed for reliable braking performance on select Chrysler, Dodge, and Mitsubishi vehicles. Engineered with full cast iron construction, this rotor offers consistent durability and fitment for models such as the Dodge Avenger, Mitsubishi Lancer, and Chrysler Sebring.

• Material: Cast iron for strength and heat dissipation
• Construction: Full cast solid rotor with drum-in-hat design
• Outside Diameter: 10.31 inches (262 mm)
• Nominal Thickness: 0.39 inches (10 mm)
• Mounting Bolt Hole Quantity: 5 with 4.5 inch (114.3 mm) bolt circle diameter
• Center Hole Diameter: 3.54 inches (90 mm)
• Non-directional brake surface, no cross drilling or slots
• Compatible with ABS systems (no tone ring included)

Detailed Product Description

The DuraGo BR31147 disc brake rotor is constructed from cast iron, providing a solid and durable braking surface suitable for daily driving and moderate use. Its full cast design ensures structural integrity, while the drum-in-hat configuration integrates a parking brake drum for vehicles equipped with rear drum brakes. The rotor measures 10.31 inches in diameter and 0.39 inches in nominal thickness, with a discard thickness of 0.33 inches, indicating when replacement is necessary to maintain safe braking performance.

This rotor features a solid, non-vented design without cross drilling or slots, which helps maintain consistent braking under normal operating conditions. The mounting pattern includes five bolt holes spaced on a 4.5-inch bolt circle diameter, compatible with specific Chrysler, Dodge, and Mitsubishi models. The non-directional brake surface allows for flexible installation without concern for rotor orientation.

Compatible Vehicles and Applications

• Chrysler Sebring and Stratus
• Dodge Avenger
• Mitsubishi Eclipse, Galant, Lancer, and Outlander

This rotor is designed specifically for these models, ensuring proper fitment and brake system compatibility.

Common Issues Addressed by DuraGo BR31147

• Brake rotor wear leading to reduced braking efficiency
• Warped or uneven rotors causing brake pulsation
• Corrosion and surface damage affecting brake pad contact
• Noise and vibration during braking due to rotor imperfections
• Maintaining proper rotor thickness for safe braking performance

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 0.33 inches
• Ensure mounting surfaces are clean and free of debris for proper rotor seating
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Check compatibility with vehicle ABS systems; this rotor does not include an ABS tone ring
• Inspect brake pads and hardware during rotor replacement for optimal braking performance

Quality Assurance and Warranty

DuraGo brake rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The BR31147 rotor undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details may vary, DuraGo typically offers a limited warranty against defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.