1974 OLDSMOBILE CUTLASS Transmission & Drivetrain

PRO-X TH400 CENTER SUPPORT RING

Part Number: TCI-223603

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Mini Spool, Steel, 28-spline, 10-bolt, GM 8.5 in., Each

Part Number: YGA-32232

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Pinion Yoke, Steel, Spicer 1310 Type, 30-Spline, GM, 8.5 in., Kit

Part Number: YGA-41086

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16064

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Wheel Bearing, GM Genuine Part, 0.750 in. Bore Diameter, Steel, 1.781 in. O.D., AMC, Buick, Chevrolet, Chrysler, Ford, GMC, Mercedes-Benz, Olds, Each

Part Number: ADO-A2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Torque Converters, Twister Full Race, 4,200-4,500 rpm Stall Speed Range, 30-spline, 9.60 in. Diameter, 10.750 in. Bolt Circle, THM350, Chevy, Each

Part Number: HAY-97-1B42F

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Full Size Spool, GM 8.5 in. 10 Bolt, 33 Spline, C-Clip Elim.Req'd., Steel

Part Number: RMG-81-1033-1

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 4.11 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12630

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Mini Spool; Differential Pinion Shim; Fits Ford 7.5 in./Ford 8.8 in./GM 8.5 in.

Part Number: RMG-16-0090-1

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Estimated Ship Date: Tomorrow

SUPER KIT

Part Number: PIO-753026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Clutch Kit, RXT 1200, 1.125 in. - 10-spline, Ceramic Disc, Pressure Plate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: MCL-6923-04HD

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Torque Converters, Twister Full Race, 3,200-3,600 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D32F

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential, Eaton Detroit Locker, 28-Spline, GM, 8.5 in., 3-Series, Each

Part Number: ETN-187C149A

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Estimated Ship Date: Tomorrow

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Ring & Pinion Gear, 5.38 Ratio, GM, 8.5 in./8.6 in., Set

Part Number: YGA-24494

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Pinion Yoke, Bolt-On, Steel, 3RS44 Series, 30-Spline, GM 8.5, Kit

Part Number: RMG-96-2520K

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20084

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Bearing Race, Steel, Each

Part Number: NTL-M88010

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8871

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Estimated Ship Date: Tomorrow

Tapered Roller Bearing, 0.75 in. I.D., 1.781 in. O.D., Each

Part Number: FWB-103117

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Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Differential Ring Gear Spacer, Ring Gear Spacer

Part Number: MGR-085050C

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Estimated Ship Date: Dec 29, 2025 if ordered today

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FLYWHEEL SHIM .050

Part Number: PIO-FWS-28

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Wheel Bearings, Premium Low Drag, Steel Roller Bearing, Front, Rear, Kit

Part Number: DPR-00710581

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Differential Cover Bolt, Steel, Black, Hex Head, 0.500 in. Wrench Size, Dana 25, 27, 30, 44, Model 35, GM 7.5 in., GM 8.2 in., Each

Part Number: YGA-33286

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Estimated Ship Date: Tomorrow