Centric 121.39027 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.39027

The Centric C-TEK Standard Disc Brake Rotor 121.39027 is engineered for reliable braking performance on Volvo S40 and V40 models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and durability for everyday driving conditions.

• Compatible with Volvo S40 and V40 vehicles
• Vented disc brake rotor design for improved cooling
• Overall diameter of 11.063 inches (281 mm)
• Nominal thickness of 0.945 inches (24.000 mm)
• Discard thickness at 0.846 inches (21.500 mm)
• Floating disc mounting style with 4 lug holes
• Straight vane style for efficient airflow
• Center hole diameter of 2.717 inches (69.000 mm)
• Weight approximately 14.14 lbs (6.43 kgs)
• Does not include ABS tone ring or bearings

Detailed Product Description

This Centric C-TEK Standard Disc Brake Rotor, part number 121.39027, is specifically designed for Volvo S40 and V40 models, ensuring precise fitment and optimal braking performance. The rotor features a vented design with straight vanes that facilitate effective heat dissipation, reducing the risk of brake fade during extended use. Its smooth surface type provides consistent pad contact, contributing to stable braking response. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. With a nominal thickness of 0.945 inches and a discard thickness of 0.846 inches, this rotor meets the necessary specifications for safe replacement. The rotor’s overall diameter of 11.063 inches and 4 lug holes with a 4.5-inch bolt circle diameter ensure compatibility with the specified Volvo models.

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is designed to provide dependable, OE-quality replacement rotors for a wide range of vehicles. This product line focuses on delivering rotors with precise dimensions and reliable materials to maintain factory braking performance. The 121.39027 rotor exemplifies this approach by offering a vented design and smooth surface finish tailored for Volvo S40 and V40 applications.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking efficiency lost due to rotor thickness below discard limits
• Eliminates noise and vibration from uneven rotor surfaces
• Improves heat dissipation to prevent brake fade during extended braking
• Ensures proper fitment for Volvo S40 and V40 brake systems

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard specifications
• Clean rotor surface to remove any protective coatings or contaminants
• Check compatibility with vehicle’s lug pattern and mounting bolt circle diameter
• Ensure proper torque on lug nuts to manufacturer specifications
• Inspect brake pads and replace if worn to maintain optimal braking performance

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM specifications, ensuring consistent quality and performance. While specific warranty details for part number 121.39027 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product packaging or Centric’s official documentation for exact warranty terms.