Centric 121.51051 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.51051

The Centric C-TEK Standard Disc Brake Rotor 121.51051 is engineered for reliable braking performance on Hyundai and Kia vehicles, specifically the Sportage and Tucson models. Designed as a solid rotor with a smooth surface, it offers consistent stopping power and durability for everyday driving conditions.

• Compatible with Hyundai Sportage and Kia Tucson
• Part number 121.51051 for precise identification
• Solid disc brake rotor with smooth surface finish
• Outside diameter of 11.890 inches (302.0 mm)
• Nominal thickness of 0.394 inches (10.0 mm) and discard thickness of 0.331 inches (8.4 mm)
• Overall height of 2.146 inches (54.5 mm)
• Five lug holes with 0.500 inch (12.7 mm) diameter
• Center hole diameter of 2.996 inches (76.1 mm)
• Mounting bolt hole circle diameter of 4.500 inches (114.3 mm)
• Weight approximately 11.95 lbs (5.42 kgs)
• Does not include ABS tone ring or bearings

Details on C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric is designed to meet or exceed OEM specifications for fit, form, and function. This product line focuses on providing solid rotors with smooth surfaces that ensure consistent brake pad contact and reliable braking performance. The 121.51051 rotor is a solid type, which means it is constructed without venting, suitable for standard driving conditions where heat dissipation demands are moderate. This rotor is engineered to maintain structural integrity and precise dimensions, supporting safe and effective braking on Hyundai Sportage and Kia Tucson vehicles.

Technical Specifications and Features

The Centric 121.51051 rotor features an outside diameter of 11.890 inches (302 mm) and a nominal thickness of 0.394 inches (10 mm), with a discard thickness of 0.331 inches (8.4 mm). The overall height measures 2.146 inches (54.5 mm), ensuring proper fitment and clearance. It includes five lug holes sized at 0.500 inches (12.7 mm) diameter arranged on a 4.500 inch (114.3 mm) bolt circle diameter. The center hole diameter is 2.996 inches (76.1 mm), designed for accurate centering on the hub. This rotor does not include an ABS tone ring or bearings, so those components must be sourced separately if required.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Hyundai Sportage and Kia Tucson
• Addresses brake pulsation caused by uneven rotor surfaces
• Restores proper rotor thickness to maintain braking efficiency
• Eliminates noise and vibration from damaged or scored rotors
• Ensures safe braking performance by meeting OEM specifications

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean rotor surface and hub mounting area to prevent runout and vibration
• Use proper torque specifications on lug nuts to avoid rotor warping
• Check compatibility with brake pads and calipers for optimal performance
• ABS tone ring and bearings are not included and should be inspected separately

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.51051 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is engineered to provide reliable braking for Hyundai Sportage and Kia Tucson vehicles when installed and maintained according to manufacturer guidelines.