BUICK GRAN SPORT Parts and Accessories

Disc Brakes, Forged Narrow Superlite 6R Big Brake, Front, 12.88 in., Cross-Drilled, Red, 6-Piston Calipers, 5 x 4.50, 5 x 4.75, BP-10 Pads, Kit

Part Number: WIL-140-12271-DR

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Disc Brakes, Forged Narrow Superlite 6R Big Brake, Front, 12.88 in., Cross-Drilled, Black, 6-Piston Calipers, 5 x 4.50, 5 x 4.75, BP-10 Pads, Kit

Part Number: WIL-140-12271-D

4.83 out of 5 stars ( 12 )

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Disc Brakes, SS4+, Front, Cross-drilled/Slotted Rotors, 4-piston Red Calipers, Buick, Chevy, Pontiac, Kit

Part Number: BAE-4301432R

5.0 out of 5 stars ( 2 )

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Disc Brake Kit, Pro, Front, Cross-drilled/Slotted Rotors, 6-piston, Black Powdercoated Calipers, Buick, Chevy, Oldsmobile, Pontiac, , Kit

Part Number: BAE-4301683B

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Red Powdercoated Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302309R

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brakes, Forged Narrow Superlite 6R Big Brake, Front, 12.88 in., Slotted Rotors, Black, 6-Piston Calipers, 5 x 4.50, 5 x 4.75, BP-10 Pads, Kit

Part Number: WIL-140-12271

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Red Powdercoated Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302308R

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brakes, Forged Narrow Superlite 6R Big Brake, Front, 12.88 in., Slotted Rotors, Red, 6-Piston Calipers, 5 x 4.50, 5 x 4.75, BP-10 Pads, Kit

Part Number: WIL-140-12271-R

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Disc Brake Kit, Pro, Front, Cross-drilled/Slotted Rotors, 6-piston, Red Powdercoated Calipers, Buick, Chevy, Oldsmobile, Pontiac, , Kit

Part Number: BAE-4301683R

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Black Powdercoated Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302308B

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Coilover Kit, Front and Rear, Double Adjustable Shocks, Small Block, 450 lb. Front/140 lb. Rear Springs, Kit

Part Number: AAX-300237

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Estimated Ship Date: Mar 23, 2026 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/ ...Read More

Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back. Show Less

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Coilover Kit, Front and Rear, Double Adjustable Shocks, Big Block, 550 lb. Front/160 lb. Rear Springs, Kit

Part Number: AAX-300238

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/ ...Read More

Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back. Show Less

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Black Powdercoated Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302309B

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Axle Assembly, 9 in. Alloy Steel, 1541H Alloy Steel Axles, 31 Spline Axles, GM, Each

Part Number: CUR-CE-GMA6466X

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Red Powdercoated Calipers, Buick, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302409R

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brakes, SS4+, Front, Cross-drilled/Slotted Surface Rotors, 4-piston Silver Calipers, Buick, Chevy, Kit

Part Number: BAE-4301432S

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Clutch Kit, Pro Street Dual Disc, 1.125 in. - 10-spline, Organic Disc, Pressure Plate, Flywheel, Chevy, GMC, Kit

Part Number: RAM-60-2120

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Coilover Kit, Road Comp, Single Adjustable, Big Wheel Kit, Front/Rear, Twin-Tube, Aluminum, 550 lbs./in. Front, 160 lbs./in. Rear, Big Block, Kit

Part Number: AAX-300377

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Estimated Ship Date: Mar 23, 2026 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/ ...Read More

Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back. Show Less

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Disc Brake Kit, Super Twin HD, Front, Slotted Rotors, Red Aluminum Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: TSB-A123-AR

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Estimated Ship Date: May 13, 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: May 12, 2026 if ordered today

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Disc Brake Kit, SS4+, Rear, Cross-drilled/Slotted Rotors, 4-piston Red Powdercoated Calipers, Buick, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302410R

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Silver Powdercoated Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302309S

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Black Powdercoated Calipers, Buick, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302409B

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brake Kit, SS4, Rear, Cross-drilled/Slotted Rotors, 4-piston Silver Powdercoated Calipers, Buick, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302409S

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Disc Brake Kit, SS4+, Rear, Cross-drilled/Slotted Rotors, 4-piston Black Powdercoated Calipers, Buick, Oldsmobile, Pontiac, Kit

Part Number: BAE-4302410B

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Estimated Ship Date: Mar 20, 2026 if ordered today

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