1978 PONTIAC FIREBIRD Transmission & Drivetrain

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-XKD-2350BLD

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Estimated Ship Date: Monday 10/20/2025

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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: Nov 10, 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: Nov 4, 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: Jan 14, 2026 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-311

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Estimated Ship Date: Monday 10/20/2025

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COUPLER

Part Number: PWT-1932504CCN

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Estimated Ship Date: Monday 10/20/2025

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Installation Kit, Master Overhaul, GM 7.5 in., Kit

Part Number: YGA-14076

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Estimated Ship Date: Monday 10/20/2025

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RNB-697-100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit

Part Number: ALY-352021

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

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Pressure Plate, DFX Series, Competition Replacement, Easy Pedal Effort

Part Number: CTF-311165552

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 7, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342TK

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Ring and Pinion

Part Number: RMG-GM75456TK

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Mini Spool, MINI SPOOL GM 10 BOLT 8.5"

Part Number: RMG-XL-5140

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Posi spring kit for GM 7.5", with preload plates

Part Number: YGA-33206

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Automatic Transmission Kickdown Kit, Vintage Series, GM, TH350, Tan/Black/Red, Kit

Part Number: LOK-VS-23501

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Automatic Transmission Kickdown Cables, Hi-Tech Kickdown Kits, Black Vinyl Jacket, 42.00 in. Cable Length, Fittings, GM, THM350, Kit

Part Number: LOK-XKD-2350TPU

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Axle Shaft, Direct Fit, 1541H Alloy Steel, 28-Spline, 30.125 in. Length, Chevy, Pontiac, Each

Part Number: MGR-MG27122

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RE

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RET

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1016-1

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4048

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Axle 8.2" & 8.5" GM REAR, '68-'81 PASSSHAFT, 30-1/8", 2.780" SMALL HUB, 28spl, 1 SIDE

Part Number: SPZ-11951

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Estimated Ship Date: Nov 4, 2025 if ordered today

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8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Yukon Bearing install kit for '81 and older GM 7.5" differential

Part Number: YGA-11061

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Estimated Ship Date: Nov 17, 2025 if ordered today

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