$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

Summit Racing SpeedCard - learn how to get 10% back - Get Details!

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BUICK ROADMASTER Transmissions

Individual Parts

Results 1 - 25 of 48

Flexplate Bolts, SCM-4141 Alloy Steel, 12--point, 7/16 in.- 20 RH, .688 in. length, Chevy, Ford, Set of 6

Part Number: PQX-1003902

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Automatic Transmission Governor Cover, Stainless Steel, Natural, 700R4, TH350, TCI Logo, Each

Part Number: TCI-316860

3.67 out of 5 stars ( 12 )

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

Part Number: HAY-84-119

3.0 out of 5 stars ( 6 )

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Gasket, Valve Body Separator Plate, GM, 4L60E, 4L65E, Kit

Part Number: ADO-24221350

4.0 out of 5 stars ( 1 )

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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 )

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Automatic Transmission Filters, Black Fiber Gaskets, THM700-R4/4L60/MD8, Bentley, Buick, Cadillac, Chevy, GMC, Olds, Pontiac, Rolls-Royce, Kit

Part Number: ATP-TF96

5.0 out of 5 stars ( 2 )

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Transmission Filter, Replacement, Each

Part Number: WIX-58904

4.75 out of 5 stars ( 8 )

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TV Boost Valve, .500, Racing, Pro-Street, 700R4/200-4R, Kit

Part Number: TRG-7-500

5.0 out of 5 stars ( 1 )

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Automatic Transmission Pan Magnet, THM125C, THM440, 4T60, ME9, TH400, 4l80, Buick, Cadillac, Chevrolet, Each

Part Number: ADO-24239049

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Servo Piston Sealing Rings, GM, Automatic Transmission, Set

Part Number: ADO-24232073

5.0 out of 5 stars ( 2 )

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Boost Valve/Bushing, .472 TV, 700R4/200-4R, Towing/Heavy Duty/Off-Road, Kit

Part Number: TRG-7-472

4.8 out of 5 stars ( 5 )

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Automatic Transmission Bushings, Extension Housing, GM Transmission, Each

Part Number: DUR-GMT-3-2TG

Not Yet Reviewed

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Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B126

5.0 out of 5 stars ( 1 )

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Tube Seals, Transmission Fluid Dipstick Components, GM, Set of 5

Part Number: PIO-760014-5

3.33 out of 5 stars ( 3 )

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Automatic Transmission Filters, Black Fiber Gaskets, for 2.250 in. Deep Pan, 4L60E, 4L60E-HD, Buick, Cadillac, Chevy, GMC, Isuzu, Olds, Pontiac, Kit

Part Number: ATP-TF126

2.5 out of 5 stars ( 2 )

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Boost Valve/Bushing, .422 TV, 700R4/200-4R, Kit

Part Number: TRG-7-422

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Estimated Ship Date: Dec 31, 2025 if ordered today

Pressure Plate Bolts, 12 Point, 4135 Chromoly, Black Oxide, Chevy, Big, Small Block, Kit

Part Number: PQX-1050101

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Automatic Transmission Clutch Steels, ACDelco GM Genuine Parts Automatic Transmission Clutch Backing Plates, Each

Part Number: ADO-24212460

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Accumulator Check Valve, Automatic Transmission Rebuild Component, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-8634400

4.0 out of 5 stars ( 1 )

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Multi Purpose Bearing, OE Style replacement bearing.

Part Number: NTN-NBPB656HD

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Automatic Transmission Reaction Carrier Thrust Bearing, Chevrolet, GMC, Each

Part Number: ADO-8642215

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Bolt, Flywheel Fastener, Hex, 7/16-20 in. Thread, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-ZX203

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Estimated Ship Date: Dec 31, 2025 if ordered today

Flexplate Bolts 7/16 - 20 x 11/16", Grade 8 With Black Oxide Finish and Lock Washers

Part Number: CGT-CF1007

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Automatic Transmission Clutch Steels, ACDelco GM Genuine Parts Automatic Transmission Clutch Backing Plates, Each

Part Number: ADO-24212467

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Estimated Ship Date: Jan 16, 2026 if ordered today

Auto Trans Reverse Boost Valve

Part Number: ADO-24224511

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