1978 PONTIAC FIREBIRD Transmission & Drivetrain

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: Sep 3, 2025 if ordered today

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

Part Number: DPR-007105812BR

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Estimated Ship Date: Tomorrow

Flywheel Shim, Steel, 0.050 in. Thickness, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-GS8

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Ring and Pinion Gears, 3.08:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: ALY-GM10308

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Brute Force Universal Joint

Part Number: SKF-UJ234

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-11067

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Shift Indicator Lens, Overdrive Transmssion, GM, Each

Part Number: SIW-S130

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Estimated Ship Date: Aug 12, 2025 if ordered today

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Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.42 Ratio

Part Number: SVL-2020642

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Gear, Ring and Pinion, 4.10:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-306

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Clutch Disc, Organic, 1 3/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Chevy, GMC/Pontiac, Each

Part Number: RAM-311M

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Chevy, GMC/Pontiac, Each

Part Number: RAM-310

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Estimated Ship Date: Aug 11, 2025 if ordered today

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USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Multi Purpose Bearing, OE Style replacement bearing.

Part Number: NTN-NBPB656HD

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Estimated Ship Date: Jul 31, 2025 if ordered today

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Shift Knob Attachment Clip, Buick, Chevy, Pontiac, Each

Part Number: OER-9797188

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Redi Sleeve for GM 8.5", 9.5" & 8.2" BOP Yokes.

Part Number: YGA-30229

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Differential Inner Gear Kit; GM 7.5/7.6 - 26 Spline, Dura Grip Positraction

Part Number: SVL-10003707

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Spider Gears, Side Gears, Cross Shaft Pin, 28 Spline, Open, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: SVL-2023876

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Crosspin Shaft, Steel, Each

Part Number: YGA-33404

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Clutch Kit, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, GM, Circle Track, Kit

Part Number: ZZZ-30043

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 24, 2025 if ordered today

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Ring and Pinion Installation Kit, Super Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

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Estimated Ship Date: Aug 18, 2025 if ordered today

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BEARING AND SEAL KIT

Part Number: TMK-DRK321MK

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Estimated Ship Date: Aug 18, 2025 if ordered today

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FLEXPLATE, BLACK LABEL SPECIAL EDITION, SFI, PONT 326-455, 166T, Neutral Balance

Part Number: PQX-2038970

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Estimated Ship Date: Sep 9, 2025 if ordered today

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WASHER PIN 8.5 GM 10 BOLT

Part Number: MGR-3984818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow