Centric 121.20030 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.20030

The Centric C-TEK Standard Disc Brake Rotor 121.20030 is engineered for reliable braking performance on select Jaguar models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for vehicles like the Jaguar F-Type and XJ series.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.417 inches (36.000 mm)
• Discard thickness at 1.339 inches (34.000 mm)
• Outside diameter of 14.961 inches (380.000 mm)
• Overall height of 1.890 inches (48.000 mm)
• Floating disc mounting design
• Five stud/lug holes with 0.555 inch (14.100 mm) diameter
• Straight vane style for efficient airflow
• Compatible with multiple Jaguar models

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric focuses on providing OEM-quality replacement rotors that meet or exceed factory specifications. This product line emphasizes precise fitment and consistent braking performance, making it suitable for drivers seeking dependable rotor replacements without modifications. The 121.20030 rotor maintains the original equipment dimensions and vented design to ensure proper heat management and rotor longevity.

Technical Specifications and Features

This vented rotor features a smooth surface type that supports even pad contact and braking efficiency. The nominal thickness of 1.417 inches (36.000 mm) ensures structural integrity, while the discard thickness of 1.339 inches (34.000 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s outside diameter measures 14.961 inches (380.000 mm), and the overall height is 1.890 inches (48.000 mm), matching factory dimensions for proper fitment on Jaguar F-Type, XF, XFR, XFR-S, XJ, XJR, XJR575, XKR, and XKR-S models. The floating disc mounting and straight vane style enhance heat dissipation during braking, reducing the risk of warping under heavy use.

Compatible Jaguar Models and Applications

• Jaguar F-Type
• Jaguar XF
• Jaguar XFR and XFR-S
• Jaguar XJ and XJR series including XJR575
• Jaguar XKR and XKR-S

This rotor is designed specifically for these Jaguar models, ensuring proper fit and function without the need for modifications.

Common Issues Addressed by This Rotor

• Brake rotor warping due to heat buildup
• Uneven brake pad wear caused by rotor surface irregularities
• Reduced braking performance from worn or undersized rotors
• Brake noise and vibration linked to rotor defects
• Maintaining OEM specifications for safe braking operation

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 1.339 inches (34.000 mm) before installation. Clean the rotor surface to remove any protective coatings or contaminants. Verify the five lug holes align with the vehicle’s mounting bolt circle diameter of 108.000 mm (4.252 inches) and stud diameter of 0.555 inches (14.100 mm). Use proper torque specifications for mounting bolts and inspect related brake components during installation for optimal performance.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards, ensuring consistent quality and durability. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Refer to Centric’s official warranty policy for complete information.