SHW Cross-Drilled Lightweight Left Front Brake Rotor for 2021 BMW M3/M4 - BFL43851

The SHW BFL43851 is a cross-drilled lightweight left front brake rotor for 2021 BMW M3 / 21-22 BMW M4 (Base/Competition). It measures 380 x 36 mm, weighs 12.8 kg, and is made in Germany. SHW lists OEM reference 34107889661 for this application. It is a straightforward vehicle-specific replacement choice for a brake refresh when you want the correct rotor position, dimensions, and configuration clearly identified.

If the existing disc is worn, scored, heat-checked, damaged, or otherwise due for replacement, confirming the correct rotor specification is an important part of the brake service. This SHW rotor is specified with lightweight construction and a cross-drilled friction surface. Verify the detailed fitment, axle/side, rotor size, and OEM reference before ordering, especially on vehicles offered with multiple brake or wheel packages.

Key Features & Specs:

• Brand: SHW
• Part Type: Brake Rotor
• Surface: Cross-Drilled
• Construction: Lightweight
• Position: Left Front
• Application: BMW M3 / 21-22 BMW M4 (Base/Competition)
• Rotor Size: 380 mm diameter x 36 mm thick
• Rotor Weight: 12.8 kg
• Box Dimensions: 435 x 400 x 90 mm
• OEM Reference: 34107889661
• EAN: 0048544886889
• Country of Origin: Germany
• Manufacturer Part Number: BFL43851
• SKU: SHWBFL43851

Fitment:

• 2021 BMW M3 / 21-22 BMW M4 (Base/Competition)