1966 OLDSMOBILE Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Yukon Gear & Axle Differential Crush Sleeves YSPCS-020

Crush Sleeve, Steel, GM 8.2 in., GM 8.2 in., BOP Axle, Each

Part Number: YGA-33103

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3400TM

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3400TM

Transmission Dipstick, Braided Stainless Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: LOK-XTD-3400TM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

OER Clutch Fork Pivot Balls 3729000

1965-83 Buick, Chevy, Pontiac, Olds; Clutch Fork Ball Stud; Each

Part Number: OER-3729000

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Lakewood Safety Bellhousings 15100

Bellhousing, Manual, Steel, Oldsmobile, Pontiac, Each

Part Number: LAK-15100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets 12BC410T GM 8.875 in. (12-bolt) passenger car 4.10 Gears

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC410T

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Dorman Clutch Pilot Bushings and Bearings 690-023

Pilot Bushing and Bearings, Stock, Solid, Powdered Metal, Set of 5

Part Number: RNB-690-023

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Richmond Gear Pinion Bearing Spacer and Shim Kits 04-0012-S

Pinion Spacer and Shims, Steel, GM, 8.875 in., Passenger Car, Kit

Part Number: RMG-040012S

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

National Bearing Wheel Bearings NNTA5

Wheel Bearing, Tapered, Each

Part Number: NTL-A5

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

ATP Automatic Transmission Inline Filter Kits JX-150

Transmission Filter, Inline, Hose Barbs, fits 5/16 in. Lines, 2 Hoses, 4 Clamps, Kit

Part Number: ATP-JX150

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

TCI PRO-X Transmission Overflow Canisters 228005

Transmission Overflow Tank, Pro-X, Aluminum, Black, 1 qt. Capacity, GM TH400, Each

Part Number: TCI-228005

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

McLeod 1300 Series Hydraulic Throwout Bearings 13005

Throwout Bearing, Hydraulic, with Master Cylinder, Muncie Four Speed, Kit

Part Number: MCL-13005

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

National Bearing Wheel Bearings NNTA2

Wheel Bearing, Tapered, Outer, Each

Part Number: NTL-A2

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

TCI Competition Transmissions 312100

Automatic Transmission, Remanufactured, Forward Shift Pattern, Manual Valve Body, Buick, Oldsmobile, Pontiac, TH350, Each

Part Number: TCI-312100

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

B&M Holeshot 2,800-3,200 Stall Torque Converter 20413

Torque Converter, Holeshot, 2,800-3,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20413

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Hays Twister Full Race 2,400-2,800 Stall Torque Converter 97-1D24F

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

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

VEGE Remanufactured Stock Stall Torque Converter TQBU2

Torque Converters, Reman., OEM Style, 1.875 in. Slotted Hub, 3 Pad Mount, 13.00 in. Dia., Stock Stall, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: CCV-TQBU2

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

WIX Filters Transmission Filters 58879

Transmission Filter, Replacement, Each

Part Number: WIX-58879

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

TCI StreetFighter Transmissions 311190

Automatic Transmission, Forward Shift Pattern, Automatic/Manual Valve Body, Buick, Oldsmobile, Pontiac, TH350

Part Number: TCI-311190

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

American Autowire Electrical Switch Brackets 39504

Switch Bracket, Electrical, Backup, Bolt-on, Steel, Zinc Plated, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: AWW-39504

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

ACT Throwout Bearings RB466

Throwout Bearing, Diaphragm, 1.125 in. Shaft Diameter, Chevy, Buick, GMC, Each

Part Number: ACL-RB466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Powertrax Grip Pro Traction Systems GM 8.875 Inch (12-bolt) GT231230

Differential, Grip Pro Traction System, 30-Spline, GM 8.875 in., 12-Bolt Car, Each

Part Number: PWT-GT231230

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 546033

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026

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FAG USA Multi-Purpose Oil Seals SS2569

Seal, Nitrile Rubber, Red, 1.50 in. Shaft, Each

Part Number: FWB-SS2569

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

B&M Transmission Fluid Dipsticks 22166

Transmission Dipstick, Aluminum, Polished, GM, TH400, Each

Part Number: BMM-22166

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

National Bearing Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: NTL-M88048

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Richmond Gear Ring and Pinion Sets 69-0306-1 GM 8.875 in. (12-bolt) passenger car 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 3 Series, Set

Part Number: RMG-6903061

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air