BUICK Transmissions

Automatic Transmission Rebuild Kit, TransKit, GM, TH375, TH400, Kit

Part Number: BMM-20229

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Clutch Kit, Street 650 Clutch Conversion Kits, Organic, Diaphragm, 1.125 in. Diameter Shaft, 26-Spline, 10.500 in. Diameter Disc, Dodge, Plymouth, Kit

Part Number: HAY-92-1100

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Torque Converters, Twister 3/4 Race, Street/Strip, 2,400-2,800 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevy THM700-R4/4L60/MD8, Each

Part Number: HAY-97-1E24Q

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Transmission Pan, Stock, Steel, Chrome, GM, TH350, Each

Part Number: MRG-9761

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Today

Clutch Kit, Street/Strip, Organic, 1 1/8 in.-10-Spline, 10.5 in. Diameter Disc, Buick, Chevy, Pontiac, Kit

Part Number: HAY-85-103

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Torque Converter Bolts, 3/8-16 in., Hex Head, Steel, Buick, Chevy, Oldsmobile, Pontiac, TH400, Kit

Part Number: MRG-6715

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Torque Converters, Twister 3/4 Race, Street/Strip, 2,800-3,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevy THM700-R4/4L60/MD8, Each

Part Number: HAY-97-1E28Q

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Torque Converters, Twister Full Race, 2,400-2,800 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D24F

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Flexplate, 153 Tooth, Internal Balance, 1-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-925

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Clutch Kits, Street 450 Clutch Conversion Kits, 1.125 in. - 10-spline, Single Organic Disc, 11.000 in. Diameter, Buick, Chevy, Olds, Pontiac, Kit

Part Number: HAY-91-1004

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Hays Twister 3/4 Race Torque Converter 1998- UP GM, 4L60E/4L65E, 3600-4200 RPM stall

Part Number: HAY-97-1H36Q

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Flexplate, 153 Tooth, Internal Balance, 2-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-920

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Clutch Kit, Organic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Buick, Chevy, GMC, Pontiac

Part Number: HAY-85-112

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Bellhousing, Steel, Red, Dyno Stand, SFI, Buick, Chevy, Ford, Oldsmobile, Pontiac, Ford, Kit

Part Number: LAK-77-250

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Torque Converter, Holeshot, 2,800-3,200 rpm Stall Range, Chevy, Pontiac, LS1 Engine from 1997 to 2003 with a 4L60E, 4L65E, Each

Part Number: BMM-70442

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Transmission Crossmember Extension Bracket, Bolt-on, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS, 10L80, 10L90, Each

Part Number: HOK-BHS5181

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Transmission Crossmember Extension Bracket, Bolt-on, Steel, Buick, Chevy, Oldsmobile, Pontiac, LS, 6L80, 6L90, 8L45, 8L80, 8L90, 10L80, 10L90, Each

Part Number: HOK-BHS5182

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Torque Converter, Holeshot, 3,400-3,800 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20425

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Estimated Ship Date: Dec 29, 2025 if ordered today

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