Centric 121.34000 Disc Brake Rotor - Front

Reliable Centric C-TEK Standard Disc Brake Rotor Overview

The Centric C-TEK Standard Disc Brake Rotor 121.34000 offers a solid, smooth-surfaced braking solution designed for precise fitment and dependable performance. Engineered for vehicles requiring a 240 mm outside diameter rotor with a 4-bolt mounting pattern, this rotor meets exacting specifications for consistent braking response.

• Part Number: 121.34000
• Brand Line: C-TEK Standard Disc Brake Rotors
• Outside Diameter: 240.000 mm (9.449 inches)
• Nominal Thickness: 10.000 mm (0.394 inches)
• Discard Thickness: 8.400 mm (0.331 inches)
• Overall Height: 58.500 mm (2.303 inches)
• Mounting Bolt Hole Quantity: 4
• Mounting Bolt Hole Diameter: 10.500 mm (0.413 inches)
• Mounting Bolt Hole Circle Diameter: 80.000 mm (3.150 inches)
• Center Hole Diameter: 63.000 mm (2.480 inches)
• Surface Type: Smooth
• Rotor Type: Solid
• ABS Tone Ring Included: No
• Weight: 7.990 lbs (3.630 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric is designed to provide reliable, OEM-quality replacement rotors that meet or exceed factory specifications. This product line focuses on delivering solid rotors with smooth surfaces, suitable for vehicles that require standard braking components without additional features like venting or ABS tone rings. The 121.34000 rotor fits applications where a solid rotor mounted behind the hub with a 4-bolt pattern is specified.

Detailed Product Description

This Centric disc brake rotor features a solid construction with a smooth surface type, ensuring consistent pad contact and braking performance. The rotor’s nominal thickness of 10.000 mm and discard thickness of 8.400 mm provide a clear service life indicator for maintenance. With an overall height of 58.5 mm and a center hole diameter of 63 mm, it is engineered for precise alignment and fitment. The 4 mounting bolt holes, each 10.5 mm in diameter and arranged on an 80 mm bolt circle, allow for secure installation behind the hub. This rotor does not include an ABS tone ring or bearings, making it suitable for vehicles without ABS sensor requirements.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking performance on vehicles with reduced rotor thickness
• Eliminates noise and vibration from uneven rotor surfaces
• Addresses rotor damage from corrosion or scoring
• Suitable for vehicles requiring solid, smooth rotors without ABS tone rings

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surface and hub to prevent rotor runout
• Torque mounting bolts to manufacturer specifications
• Check compatibility with vehicle’s brake caliper and hub assembly
• Verify rotor orientation for proper mounting behind the hub

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. While specific warranty details for part number 121.34000 should be confirmed with the vehicle manufacturer or distributor, Centric typically offers limited warranties covering defects in materials and workmanship.