BUICK GRAN SPORT Disc Brake Kits

Disc Brakes, Forged Dynalite, Front, 12.19 in. Rotors, Cross-Drilled/Slotted, Black, 4-Piston Calipers, BP-10 Pads, 5 x 4.50, 5 x 4.75, GM, Kit

Part Number: WIL-140-7675-D

4.53 out of 5 stars ( 17 )

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Disc Brakes, Forged Dynalite, Front, 12.19 in. Rotors, Cross-Drilled/Slotted, Red, 4-Piston Calipers, BP-10 Pads, 5 x 4.5, 5 x 4.75, GM, Kit

Part Number: WIL-140-7675DR

4.33 out of 5 stars ( 6 )

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Disc Brakes, Front, Classic Series, Cross-Drilled, Slotted Rotors,Red Calipers, 13 in Rotors, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4301551R

5.0 out of 5 stars ( 1 )

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Disc Brakes, Front and Rear, Power Assist, Cross-drilled/Slotted Surface Rotors, 1-piston Calipers, Front Spindles, Master Cylinder, Buick, Chevy, Kit

Part Number: CLP-6474FRBP9UG

1.0 out of 5 stars ( 1 )

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Disc Brakes, Front, 12.19 in. Diameter Rotors, 4-Piston Calipers, Red Powdercoated, Cross-drilled/Slotted, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: WIL-140-15909-DR

4.0 out of 5 stars ( 1 )

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Disc Brake Kit, DynaPro Radial, Cross-Drilled/Slotted Surface, Vented, 11.75 in./298.50mm, 5-Lug, Four-Piston, Aluminum Caliper, GM, Front, Kit

Part Number: WIL-140-15909-D

5.0 out of 5 stars ( 1 )

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Disc Brakes, Forged Dynalite, Front, 12.19 in. Rotors, Solid Rotors, Red, 4-Piston Calipers, BP-10 Pads, 5 x 4.50, 5 x 4.75, GM, Kit

Part Number: WIL-140-7675-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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front disc brake conversion, installs on factory drum spindle, '64 - '72 GM "A"-Body, '67-'69 "F" Body, '68-74 GM "X" Body power, incl rotor upgrade

Part Number: TSB-A123-23-DS

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Estimated Ship Date: Feb 6, 2026 if ordered today

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11 IN. SS4 ALUM HUB BRAKE KIT FRT BLK

Part Number: BAE-4301605B

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11 IN. SS4 ALUM HUB BRAKE KIT FRT RED

Part Number: BAE-4301605R

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Disc Brakes, Forged Dynalite, Front, 12.19 in. Rotors, Cross-Drilled/Slotted, Polished, 4-Piston Calipers, BP-10 Pads, 5 x 4.5, 5 x 4.75, GM, Kit

Part Number: WIL-140-7675-DP

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Disc Brakes, Forged Dynalite, Front, 12.19 in. Rotors, Solid Rotors, Polished, 4-Piston Calipers, BP-10 Pads, 5 x 4.50, 5 x 4.75, GM, Kit

Part Number: WIL-140-7675-P

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Front disc brake conversion, incl. 2" drop spindles, '64 - '72 GM "A"-Body, '67-'69 "F" Body, and '68-74 GM "X" Body power, incl. performance rotors

Part Number: TSB-A123-1DS-DS

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Front disc brake conversion, incl. new spindles, '64 - '72 GM "A"-Body, '67-'69 "F" Body, and '68-74 GM "X" Body - non pow, w/ performance rotors

Part Number: TSB-A123-DS

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Estimated Ship Date: Feb 6, 2026 if ordered today

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At The Wheels Front drum to disc brake conversion, includes new spindles, '64-72 GM "A-F " body, includes performance rotor upgrade

Part Number: TSB-W123-A

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Estimated Ship Date: Feb 6, 2026 if ordered today

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