Centric 121.38007 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.38007

The Centric C-TEK Standard Disc Brake Rotor 121.38007 is engineered for reliable braking performance on Saab 900 and 9000 models. Designed as a solid, smooth-surface rotor, it meets the specifications required for consistent stopping power and durability.

• Compatible with Saab 900 and Saab 9000 vehicles
• Part number: 121.38007
• Solid disc brake rotor with smooth surface finish
• Outside diameter: 10.157 inches (258.0 mm)
• Nominal thickness: 0.354 inches (9.0 mm)
• Discard thickness: 0.295 inches (7.5 mm)
• Overall height: 1.713 inches (43.5 mm)
• Center hole diameter: 2.677 inches (68.0 mm)
• Mounting bolt hole circle diameter: 4.252 inches (108.0 mm)
• 4 stud/lug holes, each 0.610 inches (15.5 mm) in diameter
• Floating disc mounting with 2 miscellaneous holes
• Weight approximately 6.95 lbs (3.16 kgs)
• ABS tone ring not included
• Bearings not included

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for standard braking applications. This product line focuses on providing solid rotors with smooth surfaces that ensure consistent brake pad contact and reliable performance. The 121.38007 rotor fits within this line as a direct replacement part for Saab 900 and 9000 models, maintaining factory dimensions and mounting configurations.

Technical Description and Specifications

This Centric disc brake rotor features a solid design with a smooth surface type, optimized for standard braking systems without the need for venting. The rotor’s outside diameter measures 10.157 inches (258 mm), with a nominal thickness of 0.354 inches (9.0 mm) and a discard thickness of 0.295 inches (7.5 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height is 1.713 inches (43.5 mm), and the rotor mounts using a floating disc mounting system with 4 stud holes arranged on a 4.252-inch (108 mm) bolt circle. The center hole diameter is 2.677 inches (68 mm), ensuring proper fitment on compatible Saab hubs. 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 Saab 900 and 9000 models
• Addresses brake pulsation or vibration issues caused by uneven rotor surfaces
• Restores proper rotor thickness to prevent brake fade and maintain stopping power
• Eliminates noise caused by rotor surface irregularities
• Ensures correct rotor fitment for safe and reliable braking performance

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern match your Saab 900 or 9000 before installation
• Inspect wheel bearings and hub surfaces for wear or damage prior to mounting the rotor
• Clean rotor surface with brake cleaner to remove any protective coatings before installation
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Replace brake pads when installing new rotors to ensure optimal braking performance

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet OEM quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.38007 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.