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Wilwood Grand National GN4R Brake Calipers

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The Grand National GN4R forged aluminum four-piston radial mount calipers bring current state-of-the-art design, materials, and manufacturing technology to this lon

The Grand National GN4R forged aluminum four-piston radial mount calipers bring current state-of-the-art design, materials, and manufacturing technology to this long-standing icon in the Wilwood caliper line. With a high-strength forged aluminum body in a hard-anodized finish, the Grand National GN4R brake calipers are purpose-built for rotors with a 1.25 in. thickness and a special bracket offset. They also come with Thermlock insulated pistons. Wilwood offers the largest selection of bolt-on brake kits with specifically engineered and matched groups of components designed for superior brake system performance and c

The Grand National GN4R forged aluminum four-piston radial mount calipers bring current state-of-the-art design, materials, and manufacturing technology to this long-standing icon in the Wilwood caliper line. With a high-strength forged aluminum body in a hard-anodized finish, the Grand National GN4R brake calipers are purpose-built for rotors with a 1.25 in. thickness and a special bracket offset. They also come with Thermlock insulated pistons. Wilwood offers the largest selection of bolt-on brake kits with specifically engineered and matched groups of components designed for superior brake system performance and custom appeal over a wide range of applications. Most kits install easily with common hand tools used to perform routine brake service.

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