Dynamite Friction 631-45020L Disc Brake Rotor - Front Left

DFC Drilled and Slotted Front Left Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver, part number 631-45020L, is a vented front left disc brake rotor built for select Buick Encore and Chevrolet Trax applications. It features a 300 mm outside diameter, 26 mm nominal thickness, and a directional slotted X drilled surface for consistent brake contact and heat management.

Key Features

• Part number 631-45020L for front left brake rotor replacement
• 300 mm outside diameter with 26 mm nominal thickness and 23 mm discard thickness
• Vented rotor design for improved thermal control
• Slotted X drilled surface with directional brake face
• Zinc silver hat finish with rust resistant coating
• 5-lug pattern with 105 mm bolt circle and 60.1 mm center hole diameter
• 5 bolt holes and 14.2 mm bolt hole diameter

Product Line Details

The DFC Brake Rotor - Drilled and Slotted - Silver line focuses on a performance-oriented rotor surface and corrosion-resistant finish. This rotor combines a plain disc finish with a zinc silver hat finish and rust resistant coating to support long-term appearance and service life in everyday driving conditions.

Detailed Description

Built for front left installation, this Dynamite Friction rotor is listed for 2013-2017 Buick Encore, 2018-2021 Buick Encore, 2022 Buick Encore, 2013-2017 Chevrolet Trax, and 2018-2022 Chevrolet Trax. The drilled and slotted surface is directional, and the vented construction helps manage heat during repeated braking. The rotor’s 105 mm bolt circle, 60.1 mm center hole, and 14.2 mm lug hole diameter support the specified fitment. Part number 631-45020L is a direct match for the listed front left applications.

What This Rotor Helps Address

• Brake pulsation from a worn or uneven front rotor
• Reduced braking consistency during repeated stops
• Heat buildup in front brake service
• Surface corrosion on exposed rotor components
• Replacement needs for a damaged or below-spec front left rotor

Installation Notes and Tips

Fits 2013-2017 Buick Encore, front left. Fits 2018-2021 Buick Encore, front left; front pads with spreader spring tabs required for installation. Fits 2022 Buick Encore, front left; upgraded front pads with spreader spring tabs. Fits 2013-2017 Chevrolet Trax, front left. Fits 2018-2022 Chevrolet Trax, front left; front pads with spreader spring tabs required for installation. Verify rotor dimensions, hub fit, and pad configuration before installation. Because this rotor uses a directional brake surface, install it in the correct left-side position as listed.

Quality Assurance

Dynamite Friction identifies this rotor with a rust resistant coating and zinc silver hat finish for added corrosion protection. Confirm all measurements and vehicle-specific notes against the existing brake setup before service. Part number 631-45020L is the reference for ordering and fitment verification.