Centric 121.49012 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Chevrolet Spark Models

The Centric C-TEK Standard Disc Brake Rotor 121.49012 is engineered to meet the braking needs of Chevrolet Spark and Spark Classic vehicles. Designed with precision, this vented rotor ensures consistent performance and durability under normal driving conditions.

• Compatible with Chevrolet Spark and Spark Classic models
• Part number 121.49012 for exact fitment
• Vented disc design with 37 straight vanes for effective heat dissipation
• Nominal thickness of 0.787 inches (20.000 mm) and discard thickness of 0.709 inches (18.000 mm)
• Overall height of 1.618 inches (41.100 mm) and outside diameter of 10.079 inches (256.000 mm)
• Floating disc mounting with 4 lug holes (0.488 inches diameter) on a 3.937 inch bolt circle diameter
• Smooth surface type for consistent pad contact

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers reliable replacement rotors designed to meet or exceed OEM specifications. This product line focuses on providing rotors with precise dimensions and quality materials to ensure proper fit and function. The 121.49012 rotor maintains the original equipment vented design with straight vanes, supporting effective heat management and braking stability for Chevrolet Spark vehicles.

Product Details and Specifications

This Centric disc brake rotor features a vented design with 37 straight vanes, promoting efficient heat dissipation during braking. The rotor's nominal thickness is 0.787 inches (20.000 mm), with a discard thickness of 0.709 inches (18.000 mm), indicating when replacement is necessary. The overall height measures 1.618 inches (41.100 mm), and the outside diameter is 10.079 inches (256.000 mm). It includes a floating disc mounting system and 4 lug holes sized at 0.488 inches (12.400 mm) on a 3.937 inch (100.000 mm) bolt circle diameter. The smooth surface type ensures consistent brake pad contact without ABS tone ring or bearings included.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet Spark and Spark Classic
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Helps reduce brake fade caused by overheating
• Suitable for routine maintenance and brake system repairs

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness before installation. Clean the rotor surface to remove any protective coating or debris. Verify compatibility with Chevrolet Spark or Spark Classic models using part number 121.49012. Use proper torque specifications for lug nuts and inspect brake pads for wear during installation. This rotor does not include bearings or ABS tone rings, so verify those components separately if needed.

Quality Assurance and Warranty

Centric's C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. For warranty information, refer to Centric's official documentation or contact authorized distributors.