Dynamite Friction 830-48037L Disc Brake Rotor - Rear Left

Rear Left Drilled and Slotted Rotor

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted, part number 830-48037L, is a rear left disc brake rotor built for vehicles with rear disc brakes. It features a 325 mm outside diameter, 20 mm nominal thickness, and a vented rotor design for consistent braking performance.

Finished with a Geospec Silver Grey hat and a rust resistant coating, this rotor is made for drivers looking for a direct-fit rear brake replacement with a directional slotted and drilled surface. The plain disc finish and 6-lug, 139.7 mm bolt circle layout support the specified applications.

Key Features

• Part number 830-48037L
• Rear left disc brake rotor for select Chevrolet and GMC applications
• Slotted X drilled directional braking surface
• Vented rotor construction
• 325 mm outside diameter
• 20 mm nominal thickness and 18.5 mm discard thickness
• 6 bolt holes with 16.4 mm hole diameter
• 78.7 mm center hole diameter
• Geospec Silver Grey hat finish with rust resistant coating

Product Line Details

The DFC Geoperformance Rotor - Drilled and Slotted line focuses on brake rotors with a directional surface pattern and corrosion-resistant finishing. This rotor line is built for rear brake service where consistent pad contact, heat management, and fitment accuracy matter.

Detailed Description

Part number 830-48037L is a Dynamite Friction rear left rotor for select Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, Chevrolet Suburban 1500, GMC Yukon, GMC Yukon XL 1500, Chevrolet Avalanche 1500, Chevrolet Astro, and GMC Safari applications. It is listed for rear disc brake setups across model years from 1999 through 2007, including specific configurations such as single piston rear calipers and 2 wheel steering where noted. For shoppers searching for a rear left brake rotor for 2000-2002 Chevrolet Tahoe or a rear left rotor for 2005-2006 GMC Sierra 1500, this part number 830-48037L matches the documented fitment.

This rotor uses a directional slotted and drilled braking surface to support even pad contact and heat dissipation during repeated stops. The vented design, 325 mm outside diameter, and 20 mm nominal thickness align with the listed rear brake specifications. The Geospec Silver Grey hat finish and rust resistant coating help protect exposed surfaces from corrosion in everyday service.

What It Helps Address

• Rear brake rotor wear on select Chevrolet Silverado 1500 and GMC Sierra 1500 models
• Brake pulsation caused by a worn or uneven rear rotor surface
• Corrosion on the rotor hat and exposed metal surfaces
• Reduced braking consistency from a rotor at or near discard thickness
• Service replacement needs for rear disc brake systems with 6-lug fitment

Installation Notes and Tips

Verify rear left position, bolt circle diameter, center hole diameter, and rotor thickness before installation. This rotor is listed for specific rear disc brake configurations, including single piston rear calipers and 2 wheel steering on certain applications. Confirm pad condition, caliper operation, and hub surface cleanliness during brake service to support proper rotor seating.

Compatible With: Fits 1999-2000 Chevrolet Silverado 1500, rear left; Fits 2001-2003 Chevrolet Silverado 1500, rear left, single piston rear calipers where noted; Fits 2004 Chevrolet Silverado 1500, rear left, 2 wheel steering; Fits 2005-2006 Chevrolet Silverado 1500, rear left; Fits 2007 Chevrolet Silverado 1500 Classic, rear left; Fits 2001-2004 GMC Sierra 1500, rear left, including single piston rear calipers and 2 wheel steering where noted; Fits 2005-2006 GMC Sierra 1500, rear left; Fits 1999-2000 GMC Sierra 1500, rear left; Fits 2000-2002 Chevrolet Tahoe, rear left; Fits 2000-2002 Chevrolet Suburban 1500, rear left; Fits 2000-2002 GMC Yukon, rear left; Fits 2000-2002 GMC Yukon XL 1500, rear left; Fits 2002 Chevrolet Avalanche 1500, rear left; Fits 2003-2005 Chevrolet Astro, rear left; Fits 2003-2005 GMC Safari, rear left; Fits 2001 Chevrolet Silverado 1500 HD, rear left.

Quality Assurance

Dynamite Friction supplies this rotor with a rust resistant coating and corrosion-resistant hat finish for service durability. Part number 830-48037L is built to the listed dimensional specifications for the documented applications.