1978 PONTIAC FIREBIRD Transmission & Drivetrain

Performance Mini Spool (GM 8.5 - 28 Spline)

Part Number: SDH-10015373

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Estimated Ship Date: Nov 17, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750004

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Estimated Ship Date: Nov 3, 2025 if ordered today

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SUPER KIT

Part Number: PIO-753001

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Estimated Ship Date: Nov 3, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750041

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Estimated Ship Date: Nov 3, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750043

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Torque Conv. Bolt Kit

Part Number: PIO-859036

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Differential Ring and Pinion; GM 7.5 - 2.73 Ratio

Part Number: SVL-10004593

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Estimated Ship Date: Oct 29, 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: Oct 29, 2025 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 12, 2026 if ordered today

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Differential Ring and Pinion Set

Part Number: RNB-697-304

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Premium Ring And Pinion Master Bearing And Installation Kit

Part Number: RNB-797-100

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Differential Ring And Pinion Set

Part Number: RNB-697-314

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Estimated Ship Date: Nov 5, 2025 if ordered today

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WASHER, PINION THRUST

Part Number: MGR-559291

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Estimated Ship Date: Nov 7, 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 3, 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 4, 2025 if ordered today

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Pinion Shaft, SHAFT,GM 10-BOLT,7.5,RDF,NOSLP

Part Number: RMG-XL-5630

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Estimated Ship Date: Nov 4, 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 4, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-GM75323

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Clutch Z-Bar Bracket, Mechanical Clutch, Steel, Black, Chevy, Pontiac, Each

Part Number: ART-11179511

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Ring and Pinion

Part Number: RMG-GM75456TK

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Estimated Ship Date: Nov 4, 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 4, 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 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 13, 2026 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 3, 2025 if ordered today

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8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

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Estimated Ship Date: Nov 3, 2025 if ordered today

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