1978 PONTIAC FIREBIRD Transmission & Drivetrain

Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Master Axle Overhaul Bearing Kit; GM 8.5

Part Number: SDH-10024044

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Clutch Kit, Ceramic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Kit

Part Number: ZZZ-30015

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Steel Plates Powerglide Reverse .070 (6 ea.) Kolene-Treated

Part Number: TCI-724102

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.5/8.625 in., Set

Part Number: RNB-697-301

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Clutch Guide, Dura Grip, Chrysler 9.25 in., GM 8.5 in., 8.6 in., 8.875 in., Each

Part Number: YGA-33352

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Estimated Ship Date: Today

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

Part Number: RAM-980

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Neutral Safety Switch, Neutral Safety and Backup Light Switch Relocation, Metal/Plastic, Chevy, Pontiac, Kit

Part Number: SIW-SW652

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Estimated Ship Date: Tomorrow 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: Nov 10, 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: Oct 27, 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: Nov 3, 2025 if ordered today

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

Part Number: YGA-12055

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Thrust Washer, Open Differential, GM 7.5 in./7.6 in., Each

Part Number: YGA-33390

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Clutch Disc, Carbon Composite, 1 1/8 in.- 26-Spline, 10.4 in. Disc, GM, V8, Each

Part Number: CTF-LM384161

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Estimated Ship Date: 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: Today

Shift Indicator Lens, Overdrive Transmssion, GM, Each

Part Number: SIW-S130

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Estimated Ship Date: Tomorrow if ordered today

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Cross Shaft, Differential, Steel, GM, 10-Bolt, 7.5 in., 7.625 in., Each

Part Number: RMG-8002701

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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Clutch guide for GM 7.5" & 7.6" Yukon Dura Grip

Part Number: YGA-33251

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Estimated Ship Date: Nov 21, 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: Nov 4, 2025 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: Nov 10, 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: Nov 6, 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: Nov 3, 2025 if ordered today

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Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8660S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Polished Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KDP-2350BLD

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Estimated Ship Date: Oct 30, 2025 if ordered today

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

Part Number: RMG-96-2521

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Estimated Ship Date: Nov 10, 2025 if ordered today

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