DuraGo BR55119 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Buick, Chevrolet, Pontiac, and Saturn

The DuraGo BR55119 disc brake rotor is engineered to provide consistent braking performance for select Buick, Chevrolet, Pontiac, and Saturn models. Designed with durable cast iron construction, this rotor meets the demands of everyday driving and replacement needs.

• Material: Full cast iron for strength and heat dissipation
• Rotor Type: Solid, conventional disc brake rotor
• Outside Diameter: 11.81 inches (300 mm)
• Nominal Thickness: 0.47 inches (12 mm)
• Discard Thickness: 0.41 inches (10.5 mm)
• Mounting Bolt Holes: 6 holes with 0.56 inch (14.2 mm) diameter
• Center Hole Diameter: 2.78 inches (70.7 mm)
• Non-directional brake surface for versatile installation
• No ABS tone ring included
• No rust resistant coating

Durable Construction and Precise Fitment

The DuraGo BR55119 rotor is constructed from full cast iron, providing reliable heat dissipation and structural integrity under braking stress. Its solid, conventional design ensures compatibility with the braking systems of Buick Montana, Chevrolet Uplander, Pontiac Montana, Saturn Relay, and Terraza models. The rotor features a 6-bolt mounting pattern with a 4.53 inch (115 mm) bolt circle diameter, ensuring a secure fit. With a nominal thickness of 0.47 inches and a discard thickness of 0.41 inches, this rotor meets OEM specifications for safe replacement intervals.

Compatible Vehicles and Applications

This disc brake rotor is compatible with the following vehicles:

• Buick Montana
• Chevrolet Uplander
• Pontiac Montana
• Saturn Relay
• Saturn Terraza

It is designed for use in conventional braking systems requiring solid rotors without ABS tone rings or specialized coatings.

Common Issues Addressed by This Rotor

• Brake pulsation or vibration due to warped rotors
• Reduced braking efficiency from worn or thin rotors
• Noise or squealing caused by uneven rotor surfaces
• Overheating and brake fade from inadequate rotor material
• Corrosion-related rotor damage (note: no rust resistant coating included)

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque mounting bolts to manufacturer specifications
• Check brake pads for wear and replace if necessary
• Perform a bed-in procedure after installation for optimal braking performance

Quality Assurance and Warranty

DuraGo brake rotors are manufactured to meet industry standards for durability and performance. The BR55119 rotor undergoes quality control inspections to ensure dimensional accuracy and material integrity. While no rust resistant coating is applied, the cast iron construction provides reliable service life under normal operating conditions. Warranty coverage details should be confirmed with the product documentation or supplier.