1978 PONTIAC FIREBIRD Transmission & Drivetrain

Axle Assembly, Standard OE Width, Ford 9 in., Black, 1541H Steel, 31 Spline Axles, F-Body, Second Gen, for use with QA1 4-Link, Chevy, Pontiac, Kit

Part Number: QA1-R902S

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Estimated Ship Date: Nov 17, 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, V6, V8, Kit

Part Number: ZZZ-MU5472-1B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Clutch Kit, Organic, 1 1/8 in.- 10-Spline, 9.125 in. Disc, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: ZZZ-MU1860-1B

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Estimated Ship Date: Jan 19, 2026 if ordered today

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OVERHAUL KIT

Part Number: PIO-750041

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Estimated Ship Date: Nov 6, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750043

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Estimated Ship Date: Nov 6, 2025 if ordered today

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SUPER KIT

Part Number: PIO-753001

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Estimated Ship Date: Nov 6, 2025 if ordered today

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MASTER KIT (5 RINGS)

Part Number: PIO-752004

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Estimated Ship Date: Nov 6, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750004

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Torque Conv. Bolt Kit

Part Number: PIO-859036

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Estimated Ship Date: Nov 6, 2025 if ordered today

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BANNER KIT

Part Number: PIO-751003

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Shifter, White Lightning, Short Throw, Billet Aluminum, Magnum T-56, Kit

Part Number: AWR-SHWL20100SR4

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Estimated Ship Date: Dec 15, 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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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 11, 2025 if ordered today

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Estimated Ship Date: Nov 6, 2025 if ordered today

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USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 3.73 ratio

Part Number: SPZ-36198

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Estimated Ship Date: Nov 6, 2025 if ordered today

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USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 4.11 ratio

Part Number: SPZ-36200

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36201

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

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7.5 GM STD S/G T/W

Part Number: YGA-33389

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Yukon Dura Grip case, GM 8.5" & 8.6", 2.73 & up

Part Number: YGA-20107

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Ring and Pinion Gears, 5.13:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: YGA-24163

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Ring and Pinion Gears, GM 7.5/7.6 in., 3.08:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Buick, Chevy, GMC, Hummer, Isuzu, Pontiac, Set

Part Number: SPZ-36193

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Estimated Ship Date: Nov 6, 2025 if ordered today

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High performance Yukon Ring & Pinion "thick" gear set for GM 7.5" in a 4.11 ratio

Part Number: YGA-24481

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Cover, 10-bolt, Steel, Natural, GM 7.5 in., GM 7.625 in., Each

Part Number: YGA-32331

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Yukon steel spool for GM 8.5" & 8.6" with 30 spline axles

Part Number: YGA-32193

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Estimated Ship Date: Nov 21, 2025 if ordered today

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