BUICK REGAL 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: Monday 2/2/2026

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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: Monday 2/2/2026

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• $75 Summit Bucks

Automatic Shifter, Megashifter, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80680

4.72 out of 5 stars ( 57 )

Estimated Ship Date: Monday 2/2/2026

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Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70419

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Dura Grip Positraction Carrier, Traction-Loc, GM 7.5/7.6 in., 26 Spline, 3.23 Up Ratio, Each

Part Number: YGA-26017

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20412

3.8 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/2/2026

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Automatic Transmission Direct Drum, Iron, GM, 36 Element Sprag Assembly, TH350, Kit

Part Number: TCI-327900

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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Torque Converter, Holeshot, 2,900-3,200 rpm Stall Range, GM, THM350/THM400, Each

Part Number: BMM-20483

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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

Part Number: BMM-20402

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Torque Converter, Nitrous Holeshot, 3,200-3,500 rpm Stall, GM, THM350/THM400, Each

Part Number: BMM-20484

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, AMC/Chevy/Pontiac, Kit

Part Number: CTF-DF271739

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

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Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3:08 and Down, Each

Part Number: ETN-911A415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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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: Monday 2/2/2026

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• $75 Summit Bucks

Dura Grip Positraction Carrier, Traction-Loc, GM 7.5/7.6 in., 28 Spline, 3.23 Up Ratio, Each

Part Number: YGA-26018

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Centerforce II, 1.125 in. - 26-spline, Organic/Carbon Composite Disc, Pressure Plate, Buick, Chevy, Kit

Part Number: CTF-KCFT617516

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Torque Converter, Holeshot, 1,900-2,000 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70417

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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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

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, Chevy, Pontiac, Kit

Part Number: CTF-DF271675

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Street 650 Clutch Conversion Kits, Organic, Diaphragm, 1.125 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Dodge, Plymouth, Kit

Part Number: HAY-92-1102

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each

Part Number: ETN-19663-010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-390

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, II, Performance, Single Disc, 10-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Organic, Full Face, Sprung Hub, Kit

Part Number: CTF-KCFT713916

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Clutch Kit, Dual Friction, 1.125 in. - 10-spline, Organic/Carbon Composite Disc, Pressure Plate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: CTF-KDF717516

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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Differential Carrier Case, Open, 28-spline, Rear, GM 7.5 in., GM 7.625 in., 3.23 Ratio and Up, Chevy, Each

Part Number: YGA-20102

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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