331-45019 DFC OE Replacement Brake Caliper Front Left for Buick LeSabre 1997-2005

SKU: 900555

Internal hose degradation and exposure to environmental elements such as moisture, dirt, and temperature fluctuations can cause pressure loss, uneven caliper response, and internal fluid leaks. Replacing worn hydraulic lines with this premium OE caliper assembly restores immediate hydraulic responsiveness, eliminating internal line expansion and fluid sponginess under heavy braking loads common in fleet operations.

This caliper assembly is designed for severe-duty applications, featuring heavy-wall construction and high-pressure burst ratings that ensure sustained performance in demanding commercial environments. Its precise fitment and zinc coating provide corrosion resistance, extending service life and reducing maintenance downtime.

• Overall Length: As specified
• Fitting / Outlet Size: 10mm INV thread
• Application: Commercial-Grade / Heavy-Duty Fleet / Passenger Automotive Cross-Over

Part Numbers

• 331-45019

Expert Installation & Field Note

Our shop experience specializing in heavy-duty brakes since 1985 emphasizes the importance of proper hose routing to prevent chaffing against chassis components. Always verify twist clearance during full-lock steering to avoid line fatigue or failure. Regular inspection of mounting brackets on heavy commercial frames is critical to ensure secure fitment and optimal hydraulic response.

Features:

• Heavy-wall construction for severe-duty fleet applications

• High-burst-pressure rating to prevent line failure under heavy braking

• Corrosion-resistant zinc coating for extended service life

• Precisely machined fitting and mounting features for OEM-like fitment

• Compatible with 1997-2005 Buick LeSabre and select Oldsmobile Intrigue models