BUICK RIVIERA Transmission & Drivetrain

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

Part Number: BMM-20404

4.42 out of 5 stars ( 38 )

Estimated Ship Date: Monday 1/5/2026

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Dura Grip Positraction Carrier, Traction-Loc, GM 8.5/8.6 in., 30 Spline, 2.73 Up Ratio, Each

Part Number: YGA-26016

4.21 out of 5 stars ( 34 )

Estimated Ship Date: Monday 1/5/2026

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Dura Grip Positraction Carrier, Traction-Loc, GM 8.5 in., 28 Spline, 2.73 Up Ratio, Each

Part Number: YGA-26015

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: BMM-80675

4.63 out of 5 stars ( 156 )

Estimated Ship Date: Monday 1/5/2026

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Torque Converter, Tork Master, 1,900-2,100 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20400

4.32 out of 5 stars ( 77 )

Estimated Ship Date: Monday 1/5/2026

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Shifters, Automatic Transmission, Quick Silver, Ratchet Shifter, 12.23 in. Long Chrome Stick, Black/Chrome Plastic Console, GM, Mopar, Ford, Kit

Part Number: BMM-80683

4.52 out of 5 stars ( 99 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: BMM-80775

4.3 out of 5 stars ( 73 )

Estimated Ship Date: Monday 1/5/2026

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Shifter, Automatic Transmission, Pro Ratchet, 3-, or 4-Speed, Forward or Reverse Pattern, Aluminum Cover, Ford, GM, Lincoln, Mercury, Mopar, Each

Part Number: BMM-80842

4.71 out of 5 stars ( 73 )

Estimated Ship Date: Monday 1/5/2026

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Automatic Shifter, Sport, Chevy, Mopar, Ford, Cable Operated, T-Handle, Each

Part Number: BMM-80776

4.19 out of 5 stars ( 48 )

Estimated Ship Date: Monday 1/5/2026

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Torque Converter, Holeshot, 1,800-2,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20416

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.73 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-373

4.74 out of 5 stars ( 19 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.73:1 Ratio, 1.625 in. Pinion, 30-Spline, GM 8.5/8.6 in., Set

Part Number: YGA-24158

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900411

4.47 out of 5 stars ( 19 )

Estimated Ship Date: Monday 1/5/2026

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

Part Number: BMM-20280

4.58 out of 5 stars ( 57 )

Estimated Ship Date: Monday 1/5/2026

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Automatic Shifter, Quarter Stick, Chevy, Forward/Reverse Pattern, Powerglide, TH250, TH350, TH375, TH400, Each

Part Number: HUU-3160001

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/5/2026

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Clutch Kit, Muscle Car, Organic, 1 1/8 in.- 10-Spline, 10.5 in. Disc, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: RAM-92760

4.72 out of 5 stars ( 18 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Shifter Installation Kit, Street Super Shifter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: HUU-3738616

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/5/2026

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Ring and Pinion Gears, EXCel, 4.10:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: RMG-GM85410

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/5/2026

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24160

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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Clutch Kit, Organic, 1 1/8 in.-10-Spline, 11 in. Disc, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: RAM-88762HDX

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/5/2026

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Valve Body, Performance, Full Manual, Reverse Pattern, Chevy, TH350, Each

Part Number: TCI-321115

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Clutch Kit, Powergrip, Metallic/Organic, 1 1/8 in.- 10-Spline, 11 in. Disc, GM, L6, V8, Kit

Part Number: RAM-98762

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

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Clutch Kit, Muscle Car, Organic, 1 1/8 in.- 10-Spline, 11 in. Disc, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: RAM-92762

2.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

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