DuraGo BR55133 Disc Brake Rotor - Rear

Overview of DuraGo BR55133 Disc Brake Rotor

The DuraGo BR55133 disc brake rotor is engineered for reliable braking performance on select Cadillac, Chevrolet, and GMC trucks and SUVs. Designed with durable cast iron and a vented construction, this rotor supports consistent heat dissipation and long service life for vehicles like the Chevrolet Silverado 1500 and GMC Sierra 1500.

• Material: Cast iron for strength and durability
• Vented rotor design for improved heat dissipation
• Drum-in-hat construction integrating parking brake drum
• Nominal thickness of 0.79 inches (20 mm) with discard thickness at 0.73 inches (18.5 mm)
• Overall height of 3.35 inches (85 mm) and outside diameter of 13.58 inches (345 mm)
• Six mounting bolt holes with a 5.5 inch (139.7 mm) bolt circle diameter
• Non-directional brake surface for versatile installation
• Compatible with ABS systems (no tone ring included)

Detailed Product Description

The DuraGo BR55133 is a full cast iron disc brake rotor designed specifically for use on various Cadillac, Chevrolet, and GMC models including the Escalade, Yukon XL, Suburban 1500, and Tahoe. Its vented design helps reduce brake fade by allowing air to circulate between the rotor surfaces, maintaining optimal braking performance under heavy loads or extended use. The drum-in-hat construction integrates a parking brake drum, eliminating the need for a separate component and simplifying installation. With a nominal thickness of 0.79 inches and a discard thickness of 0.73 inches, this rotor meets OEM specifications for thickness and durability. The rotor’s six mounting bolt holes and 5.5 inch bolt circle diameter ensure proper fitment on compatible vehicles. The non-directional brake surface allows for flexible installation without concern for rotor orientation.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche, Silverado 1500, Silverado 1500 LD
• GMC Sierra 1500, Sierra 1500 Classic, Sierra 1500 Limited
• Chevrolet Suburban 1500, Tahoe
• GMC Yukon, Yukon XL, Yukon XL 1500

Common Issues Addressed by DuraGo BR55133

• Brake rotor warping causing vibration during braking
• Reduced braking efficiency due to worn or thin rotors
• Excessive brake noise from uneven rotor surfaces
• Overheating and brake fade under heavy load conditions
• Parking brake malfunction related to integrated drum wear

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.73 inches) before installation
• Clean mounting surfaces to prevent rotor runout and vibration
• Torque mounting bolts to manufacturer specifications for secure fitment
• Check compatibility with vehicle ABS system; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to maintain optimal braking performance

Quality Assurance and Warranty

DuraGo disc brake rotors are manufactured to meet or exceed OEM standards for material quality and dimensional accuracy. The BR55133 rotor undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details may vary, DuraGo typically offers coverage against defects in material and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.