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More Information for RAYBESTOS MC390121
Professional Grade; Bore Size=15/16"
Raybestos hydraulic brake master cylinders use aluminum and iron castings for an exact match to the design of your vehicle's original equipment. Technically advanced components ensure safe and reliable braking.

Feature: Castings match Original Equipment Design; Aluminum per O.E.
Benefit: Reduced weight does not stress the brake booster mounting

Feature: Like metals used
Benefit: Prevents chemical reaction that leads to corrosion and early failure

Feature: Ultra-smooth cylinder bore finish
Benefit: Longer service life
Material Type:Aluminum
Number of Outlets:4
Primary Outlet Size: 
Secondary Outlet Size:None

Closeout Inventory Warranty Information
Wholesaler Closeout items have a 30 day warranty (but still are covered by our Return Policy).

RAYBESTOS Regular Inventory Warranty Information
3 years / 36,000 miles (excluding normal/uneven wear such as warping which could be an indication of faulty calipers and/or other faulty brake components). Calipers & Caliper Repair Kits - 12 months / 12,000 miles. Service Grade-90 days. Wheel Bearing and Hub Assemblies 12 months. EHT - 2 year Trouble Free Performance Guarantee. Towing, racing, off-road, and fleet vehicles not covered under warranty.
Warranty Details