Perfect Stop 6621172 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Dodge Liberty and Jeep Nitro

The Perfect Stop Gray Armor-Plate, Premium disc brake rotor (Part Number 6621172) is engineered to meet the braking demands of Dodge Liberty and Jeep Nitro vehicles. Designed with precision, this vented rotor ensures consistent performance and durability under various driving conditions.

• Compatible with Dodge Liberty and Jeep Nitro models
• Vented disc brake rotor design for improved heat dissipation
• Overall diameter of 13.071 inches (332.0 mm) for exact fitment
• Nominal thickness of 1.102 inches (28.0 mm) with discard thickness at 1.039 inches (26.4 mm)
• Five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter
• Smooth surface type for consistent pad contact
• Center hole diameter of 2.839 inches (72.1 mm) for proper hub alignment

Product Line: Gray Armor-Plate, Premium

The Gray Armor-Plate, Premium line by Perfect Stop offers disc brake rotors designed with enhanced surface protection and durability. This product line focuses on providing rotors with a smooth surface finish and vented design to optimize heat management and braking efficiency. The 6621172 rotor benefits from these features, ensuring reliable stopping power for Dodge Liberty and Jeep Nitro vehicles.

Technical Specifications and Features

This disc brake rotor features a vented design that helps dissipate heat more effectively than solid rotors, reducing the risk of brake fade during extended use. The rotor’s nominal thickness is 1.102 inches (28.0 mm), with a discard thickness of 1.039 inches (26.4 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height measures 2.52 inches (64.0 mm), and the rotor includes five mounting bolt holes arranged on a 4.5 inch (114.3 mm) bolt circle diameter, ensuring precise fitment on compatible vehicles. The smooth surface type promotes even brake pad wear and consistent braking response. Note that this rotor does not include an ABS tone ring.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Dodge Liberty and Jeep Nitro
• Addresses brake noise caused by uneven rotor surfaces
• Improves braking performance by restoring proper rotor thickness
• Helps reduce brake fade during heavy or prolonged braking
• Resolves vibration issues related to rotor runout or damage

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness to confirm it meets or exceeds the discard thickness specification of 1.039 inches (26.4 mm). Use proper torque specifications for the five mounting bolts on the 4.5 inch (114.3 mm) bolt circle diameter to secure the rotor. Since this rotor does not include an ABS tone ring, confirm compatibility with your vehicle’s ABS system if applicable.

Quality Assurance and Warranty

Perfect Stop manufactures the Gray Armor-Plate, Premium rotors to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided, Perfect Stop products typically undergo rigorous quality control to ensure durability and reliable braking performance for Dodge Liberty and Jeep Nitro vehicles.