Raybestos 981643R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 981643R

The Raybestos R-Line Disc Brake Rotor 981643R is engineered for reliable braking performance on Fiat 500X models. Designed as a solid, smooth-surface rotor, it meets the specific requirements for this vehicle, ensuring consistent stopping power and durability.

• Compatible with Fiat 500X
• Part number: 981643R
• Solid disc brake rotor with smooth surface
• Nominal thickness: 0.472 inches (12.000 mm)
• Discard thickness: 0.394 inches (10.000 mm)
• Outside diameter: 10.945 inches (278.000 mm)
• Inside diameter: 6.693 inches (170.000 mm)
• Mounting bolt hole quantity: 5
• Center hole diameter: 2.756 inches (70.000 mm)
• Mounting bolt hole circle diameter: 4.331 inches (110.000 mm)
• Overall height: 1.705 inches (43.300 mm)

Detailed Product Description

This Raybestos R-Line disc brake rotor 981643R is a conventional solid rotor designed specifically for the Fiat 500X. The rotor features a smooth surface type that provides consistent contact with brake pads, reducing noise and vibration during braking. With a nominal thickness of 0.472 inches (12.000 mm) and a discard thickness of 0.394 inches (10.000 mm), this rotor maintains structural integrity and safety throughout its service life. The rotor's outside diameter measures 10.945 inches (278.000 mm), while the inside diameter is 6.693 inches (170.000 mm), ensuring proper fitment and compatibility with the vehicle's braking system. The mounting bolt hole quantity is 5, with a bolt hole circle diameter of 4.331 inches (110.000 mm), matching the Fiat 500X specifications. The overall height of 1.705 inches (43.300 mm) supports proper rotor alignment and brake caliper clearance.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, OEM-quality brake components designed to meet or exceed factory specifications. This line emphasizes durability and consistent performance, making it suitable for drivers who require dependable braking parts for their vehicles. The 981643R rotor is part of this line, offering a balance of quality and fitment precision for the Fiat 500X.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors on Fiat 500X
• Resolves brake pulsation caused by uneven rotor surfaces
• Addresses reduced braking efficiency due to rotor thickness below discard limits
• Eliminates noise and vibration from damaged or scored rotors
• Restores proper brake pad contact and stopping power

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.394 inches) before installation
• Clean mounting surfaces to prevent rotor runout and vibration
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to ensure optimal braking performance
• Check for proper alignment and clearance with calipers during installation

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 981643R may vary, Raybestos typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult product documentation or the manufacturer for exact warranty terms.