Dynamite Friction 633-42020L Disc Brake Rotor - Front Left

Drilled and Slotted Front Left Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black, part number 633-42020L, is a vented disc brake rotor built for the front left position. It features a slotted X drilled surface, a zinc black hat finish, and a rust resistant coating for added surface protection.

Compatible With 2007-2011 Dodge Nitro front left and 2008-2012 Jeep Liberty front left, this rotor is sized for a 302 mm outside diameter, 72.1 mm center hole diameter, and 5-lug, 114.3 mm bolt circle applications. The directional braking surface and plain disc finish support consistent rotor operation in the specified fitments.

Key Features

• Part number 633-42020L
• Drilled and slotted X drilled braking surface
• Vented disc brake rotor construction
• Zinc black hat finish with rust resistant coating
• 5 bolt holes and 5 stud/lug holes
• 302 mm outside diameter and 64 mm overall height
• Directional brake surface for the listed applications

Product Details

The DFC Brake Rotor - Drilled and Slotted - Black line from Dynamite Friction focuses on rotor construction details that matter during brake service. This rotor uses a plain disc finish with a slotted and drilled surface pattern, a nominal thickness of 28 mm, and a discard thickness of 26.4 mm. The black zinc hat finish helps protect the hat area from corrosion, while the vented design supports heat management in the front brake position.

For fitment-specific searches, this rotor is a direct match for Jeep Liberty front left brake rotor replacement and Dodge Nitro front left brake rotor replacement within the listed model years. If you are sourcing a 633-42020L front left rotor for a 2008-2012 Jeep Liberty or 2007-2011 Dodge Nitro, verify the brake configuration against the vehicle before ordering.

Common Brake Issues This Rotor Addresses

• Worn rotor surfaces that no longer meet thickness specifications
• Brake pulsation caused by rotor wear or uneven surface condition
• Corrosion on the rotor hat area
• Heat buildup in front brake service applications
• Noise or inconsistent braking feel from a damaged rotor surface

Installation Notes and Tips

Confirm front left position, 5-lug 114.3 mm bolt circle, and 72.1 mm center hole diameter before installation. Measure the existing rotor and compare it to the listed nominal thickness, discard thickness, and overall height to ensure proper brake service fitment. Always inspect pads, caliper condition, and hub surfaces during rotor replacement.

Fits 2007-2011 Dodge Nitro, front left. Fits 2008-2012 Jeep Liberty, front left. Part number 633-42020L should be matched to the vehicle’s brake setup and position before installation.

Quality Assurance

Dynamite Friction supplies brake components with application-specific dimensions and finish details for the listed vehicles. This rotor is identified by part number 633-42020L and is built to the specifications shown for the confirmed fitments.