Raybestos 56152R Disc Brake Rotor and Hub Assembly - Front

Overview of Raybestos R-Line Disc Brake Rotor and Hub Assembly

The Raybestos R-Line 56152R disc brake rotor and hub assembly is engineered for reliable braking performance on Chevrolet Astro and GMC Safari models. Designed to meet precise specifications, this assembly ensures proper fitment and consistent operation for your vehicle's braking system.

• Compatible with Chevrolet Astro and GMC Safari
• Part number 56152R for exact identification
• Includes disc brake rotor and hub assembly
• Mounting bolt hole quantity: 5 with 127 mm bolt circle diameter
• Nominal rotor thickness: 1.035 inches (26.3 mm)
• Discard thickness: 0.965 inches (24.5 mm)
• Mounting bolt hole diameter: 0.603 inches (15.3 mm)
• Stud/lug hole quantity: 5

Detailed Product Specifications

This disc brake rotor and hub assembly features a nominal thickness of 1.035 inches (26.3 mm), providing a solid braking surface for effective stopping power. The discard thickness is set at 0.965 inches (24.5 mm), indicating the minimum safe thickness before replacement is necessary. The assembly includes five mounting bolt holes arranged on a 127 mm bolt circle diameter, with each hole measuring 0.603 inches (15.3 mm) in diameter. Additionally, it has five stud/lug holes to ensure secure attachment to the vehicle hub.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering dependable brake components that meet OEM specifications. This line is designed to provide consistent performance and durability for vehicles requiring precise fitment, such as the Chevrolet Astro and GMC Safari. The 56152R rotor and hub assembly is part of this line, offering a balance of quality and compatibility for professional brake repairs.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet Astro and GMC Safari
• Addresses brake pulsation caused by uneven rotor thickness
• Resolves noise issues related to damaged or out-of-spec rotors
• Restores proper hub alignment and wheel mounting stability
• Prevents premature brake pad wear due to rotor surface irregularities

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the mounting bolt holes and stud/lug holes align correctly with the vehicle hub. Measure rotor thickness to confirm it meets or exceeds the nominal thickness of 1.035 inches (26.3 mm). Replace the rotor if thickness is below the discard thickness of 0.965 inches (24.5 mm). Use proper torque specifications for mounting bolts to avoid warping or loosening during operation.

Quality Assurance and Warranty

Raybestos R-Line brake components are manufactured to meet or exceed OEM standards, ensuring reliable performance and safety. The 56152R disc brake rotor and hub assembly undergoes rigorous quality control to maintain dimensional accuracy and material integrity. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.