BUICK GRAN SPORT Transmission & Drivetrain

Ring and Pinion Installation Kit, GM, 8.2 in., Buick or Pontiac Axle, 10-Bolt, 27-Spline Pinion, Kit

Part Number: RMG-8310401

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Torque Converters, Twister 3/4 Race, 1.703 in. Crank Pilot Diameter, 30-spline, 9.600 in. Diameter, 2,400 rpm Advertised Flash Stall, TH400, Each

Part Number: HAY-97-1D24Q

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: MGR-MS12C

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

Wheel Bearing, Tapered, Each

Part Number: NTL-A6

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Flywheel, Aluminum, 10.5 lbs., Chevy, Each

Part Number: FIZ-198541

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Automatic Transmission Lever, Steel, Natural, Each

Part Number: HUU-1050180

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Clutch Fork Pivot Ball, Fixed, Steel, Natural, GM, Each

Part Number: HAY-84-119

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Differential Side Bearing Spacer; Differential Carrier Shims; For Ford 7.5 in./GM 7.5 in./GM 8.5 in./GM 8.2 in

Part Number: RMG-3800061

4.53 out of 5 stars ( 15 )

Estimated Ship Date: Today

Automatic Transmission Shift Shaft Seal, Nitrile, Buick, Cadillac, Chevy, Each

Part Number: ADO-8792S

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888342

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Torque Converters, Twister Full Race, 2,800-3,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D28F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 24, 2026 if ordered today

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Clutch Kit, 450 Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Part Number: HAY-91-1100

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Estimated Ship Date: Today

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Pilot Bearing, Roller, Steel, AMC, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Studebaker, Each

Part Number: TMK-PB656HD

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

Hydraulic Throwout Bearing Conversion Kits, American Powertrain Hydramax Hydraulic Clutch Release Systems, Pedal Kit, Sold as a Kit

Part Number: AWR-CAGM40014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Flexplate, Performance, Neutral Balance,153 Tooth, Chevy, V8, Each

Part Number: HAY-10-012

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Estimated Ship Date: Today

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Hydraulic Clutch Master Cylinder Kit 1964 1967 GM A body

Part Number: IST-HGA1MK

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Direct Springs for TH400 High Gear(16)

Part Number: TCI-221600

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Clutch Kit, 5/6-Speed Conversion, Organic, 1 .125 in.-26-Spline, 10.5 in. Diameter Disc, Buick, Checker, Chevy, GMC, Pontiac, Oldsmobile, Kit

Part Number: HAY-83-1100

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Seal, Wheel Bearing, 2.571 in. Bore, 2.577 O.D., 1.350 in. Shaft, Each

Part Number: TMK-8594S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Replacement Springs, Powertrax Lock-Right, Kit

Part Number: PWT-1025350KAP

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

Automatic Transmission Bushing, 2.004 in. O.D., 0.605 in. Length, BMW, Buick, Cadillac, Chevy, GMC, Isuzu, Jeep, Olds, Opel, Pontiac, Suzuki, Each

Part Number: DUR-44034

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Estimated Ship Date: Today

Torque Converters, Remanufactured, OEM Style, 1.875 in. Slotted Hub, 3 Lug Mount, 12.00 in. Diameter, 1,400 Stall, Buick, Oldsmobile, Pontiac, Each

Part Number: CCV-TQBU1A

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Estimated Ship Date: Today

• Core Charge $75.00
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Differential Crush Sleeves, Steel, GM 8.875 in. (12-bolt) Passenger Car, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Toyota, Each

Part Number: MGR-3954480

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Shifter, Megashifter, Right Hand Drive Models, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80685

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Bushing Kit, Clutch Bellcrank Pivot, GM, A-Body, B-Body, F-Body, G-Body, X-Body, C/K Pickup, Kit

Part Number: GMK-4041951587S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today