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

ATP Automatic Transmission Filter Kits B-45

Transmission Filter, Buick, Chevy, GMC, Oldsmobile, Pontiac, TH350, Kit

Part Number: ATP-B45

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Richmond Gear Ring and Pinion Sets 69-0159-1 GM 8.2 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.2 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901591

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

RAM 200 Series Clutch Discs 202

RAM 200 Series Clutch Discs 202

Clutch Disc, 200 Series, 1.125 in. - 10-spline, Organic, 11.00 in. Diameter, AMC, Buick, Chevy, GMC, Jeep

Part Number: RAM-202

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Timken Pinion Bearings HM89249

Pinion Bearing, Rear, 1.437 in. i.d., Avanti, Buick, Cadillac, Chevy, GMC, Dodge, Hummer, Isuzu, Mitsubishi

Part Number: TMK-HM89249

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

TCI PRO-X TH400 Aluminum Tailhousings 226405

Tailshaft Housing, Aluminum, GM, TH400, Each

Part Number: TCI-226405

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

ATP Detent Cables Y-754

Detent Cable, Adjustable, 28-48 in. Length, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: ATP-Y754

4.14 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Hughes Performance Aluminum Transmission Pans HP2280

Transmission Pan, Deep, Aluminum, Natural, Finned, GM, TH400, Each

Part Number: HUP-HP2280

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Auburn Gear Grip-N-Loc 28 Spline Differential GM 7.5/7.625 Inch 546046

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 7.5 in., 7.625 in., Each

Part Number: AUB-546046

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Richmond Gear Ring and Pinion Sets 49-0044-1 GM 7.5/7.625 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900441

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

USA Standard Gear Master Overhaul Kits ZK GM8.2BOP

Ring and Pinion Installation Kit, GM 8.2 in. BOP Axle, Rear, Kit

Part Number: SPZ-37054

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Motive Gear Spline Differential Carrier Cases GM 7.625 Inch GM7.6E

Differential Carrier, Open, GM 7.625 in., 3.23 and higher ratio, Each

Part Number: MGR-GM7-6E

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Speedtech Performance USA Clutch Master Cylinder Brackets ATS 80002

Clutch Firewall Bracket, Adapter, Steel, Black, Buick, Chevy. Olds, Pontiac, Each

Part Number: SDP-ATS80002

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

WIX Filters Transmission Filters 58904

Transmission Filter, Replacement, Each

Part Number: WIX-58904

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

ACDelco GM Genuine Parts Wheel Bearings 19312426

Wheel Bearings, GM Genuine Parts, Steel, 1.375 in. Bore Diameter, 2.562 in. O.D., AC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Toyota, Each

Part Number: ADO-A5

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

ACT Heavy-Duty Clutch Kits GM3-HDSS

Clutch Kit, 10.500 in. Diameter, Heavy Duty, Street, Race, Buick, Chevy, Kit

Part Number: ACL-GM3-HDSS

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Richmond Gear Complete Ring and Pinion Installation Kits 83-1040-1

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: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Richmond Gear EXCel Pinion Yokes 96-2521K

Differential Yoke, Steel, 1350, 30 Spline, GM 8.5 in. Kit

Part Number: RMG-96-2521K

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

ACDelco Differential Clutch Kits 12524505

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

Part Number: ADO-12524505

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Motive Gear Differential Pinion Bearing Kits R12CRTPK

Differential Pinion Bearing Kit, GM 8.875 in. Car, Timken Bearings, Chevy, GMC, Kit

Part Number: MGR-R12CRTPK

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

B&M Shift Improver Kits 35265

Transmission Upgrade Kit, Shift Improver, GM, 200-4R, Each

Part Number: BMM-35265

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Hays Classic Clutch Kits 85-100

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

Part Number: HAY-85-100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Powertrax No-Slip Traction Systems GM 8.5 Inch 9207852805

Differential, No-Slip Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-9207852805

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

USA Standard Gear Ring and Pinion Sets ZG GM7.5-373 GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36197

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Richmond Gear EXCel Ring and Pinion Sets GM75373OE GM 7.5/7.625 in. 3.73 Gears

4 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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Auto Metal Direct Shifter Bushings and Clips W-697

Shifter Clips, Steel, Hurst, Set of 3

Part Number: AMD-W-697

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350TM

Transmission Dipstick, Braided Stainless Steel, Natural, Transmission Mount, TH350, Each

Part Number: LOK-TD-3350TM

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026