BUICK Transmission & Drivetrain

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.85 out of 5 stars ( 135 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Rear, Each

Part Number: ETN-912A556

4.84 out of 5 stars ( 31 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.875 in., 12-Bolt, Each

Part Number: ETN-913A555

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 28-Spline, GM 7.5 in., Each

Part Number: ETN-912A317

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3.23 and Higher, Each

Part Number: ETN-911A319

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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• $75 Summit Bucks

Shift Improver Performance Pack, 4L60E, 4L65E, 4L70E, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: SOX-HP-4L60E-01

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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• $10 Summit Bucks

Automatic Transmission Pan, Stock Style, Steel, Natural, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-8667545

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 12, 2026 if ordered today

• $20 Summit Bucks

Flexplates, GM Genuine Parts, 168-tooth, Steel, 14.13 in. Diameter, Internal Engine Balance, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12654640

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $20 Summit Bucks

Differential, GM 8.5/8.625 in., Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Rear, Each

Part Number: ADO-84554713

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $20 Summit Bucks

Automatic Transmission Rebuild Set, with TV Cable Corrector Kit, Checkballs, etc., GM 4L60-E, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SOX-SC-4L60E

Not Yet Reviewed

Estimated Ship Date: Today

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• $10 Summit Bucks

Automatic Transmission Filter, Chevy, GMC, Each

Part Number: ADO-TF289

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20 Summit Bucks

Automatic Transmission Tailhousings, 4L60E, OEM-style, Rear, with Seal, Aluminum, Natural, Each

Part Number: ADO-24241496

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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• $20 Summit Bucks

Automatic Transmission Brackets and Levers, Shifter Shaft, Includes Seal, GM, TH350/TH350C, Each

Part Number: SOX-35801-02K

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

• $10 Summit Bucks

Wheel Bearing and Hub Assemblies, GM Genuine Parts Wheel Bearing and Hub Assemblies, Steel, Rear, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-13564982

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Automatic Transmission Rebuild Components, Bearing/Race Kit, Sun/Internal, Center Support/Sun, GM, TH400/4L80-E/4L85-E, Kit

Part Number: SOX-SBK-G10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Accumulator Pistons, Pinless, Aluminum, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SOX-77998-03K

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

• $10 Summit Bucks

Transmission Bellhousing, New, Aluminum, 4L60E, 4L65E, 4L70E, Each

Part Number: ADO-24206953

Not Yet Reviewed

Estimated Ship Date: Today

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• $20 Summit Bucks

Switch, Neutral Safety And Backup Light, Steel/Plastic, Each

Part Number: ADO-D2257C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks

Automatic Transmission Fluid Control Valve, Plastic/Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-24230298

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20 Summit Bucks

Automatic Transmission Rebuild Kit, GM 700R4, 4L60, Kit

Part Number: SOX-SC4L60

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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• $10 Summit Bucks

CARRIER ASM-DIFF

Part Number: ADO-42769813

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20 Summit Bucks
• Special Order

Manual Shift, Metric Flange Nuts, TH400, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: SOX-38511-05K

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $10 Summit Bucks

Automatic Transmission Filter, Gaskets, TH350, Buick, Cadillac, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Kit

Part Number: ADO-TF171

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20 Summit Bucks

Differential Carrier Clutches, OE, Composite Clutch Pack, Rear, Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: ADO-12524505

Not Yet Reviewed

Estimated Ship Date: Today

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• $20 Summit Bucks

CLUTCH ASM DIFF

Part Number: ADO-85632233

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order