1978 PONTIAC FIREBIRD Transmission & Drivetrain

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

Part Number: MGR-R10RE

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Automatic Transmission, Circlematic, Forward Shift Pattern, Full Manual Valve Body, Stock Pan, Chevy, THM350, Each

Part Number: TCI-312002

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Estimated Ship Date: Oct 3, 2025 if ordered today

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Differential Ring and Pinion Set

Part Number: RNB-697-304

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Estimated Ship Date: Sep 16, 2025 if ordered today

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

Part Number: RNB-697-302

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Estimated Ship Date: Sep 16, 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: Sep 16, 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: Sep 16, 2025 if ordered today

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Clutch Kit, 5/6-Speed Conversion, Organic, 1 .125 in.-26-Spline, 10.5 in. Diameter Disc, Buick, Checker, Chevy, GMC, Pontiac, Oldsmobile, Kit

Part Number: HAY-83-1100

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1.125 in. - 10-spline, Metallic Disc, Pressure Plate, Chevy, Small Block, Kit

Part Number: RAM-50-2120N

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Estimated Ship Date: Sep 9, 2025 if ordered today

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Clutch Kit, Concept 10.5 Dual-Disc, 1.125 in. - 10-spline, 10.500 in. Diameter Metallic Disc, for Flat 153-tooth Flywheels, AMC, Chevy, GMC, Kit

Part Number: RAM-50-2122N

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Estimated Ship Date: Sep 9, 2025 if ordered today

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Ring and Pinion Gears, 3.23:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36194

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Automatic Transmission Shifter Cable, Black Jacket, Chevy, Pontiac, Each

Part Number: PIO-CA-1103

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Estimated Ship Date: Sep 15, 2025 if ordered today

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FLYWHEEL ASSM.

Part Number: PIO-FRA-129

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Clutch Disc, Street/Strip, Organic, 1.125 in.-10-Spline, 10.512 in. Disc, AMC, Buick, Chevy, Jeep, Each

Part Number: ACL-3000902

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Estimated Ship Date: Sep 10, 2025 if ordered today

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Clutch Kit, 10.500 in. Diameter, Heavy Duty, Street, Race, Buick, Chevy, Kit

Part Number: ACL-GM3-HDSS

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Estimated Ship Date: Sep 10, 2025 if ordered today

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AT HD FLEX PLATE

Part Number: ATP-Z460

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Cross Shaft, Differential, Steel, GM 8.5 in., with Mini-Spool, Each

Part Number: YGA-32238

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 4.56 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12625

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 4.56 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12631

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Estimated Ship Date: Sep 29, 2025 if ordered today

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

Part Number: YGA-13069

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each

Part Number: SPZ-17041

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Estimated Ship Date: Sep 15, 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: Sep 15, 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: Sep 15, 2025 if ordered today

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Yukon positraction internals for 7.5" and 7.625" GM with 26 spline axles

Part Number: YGA-16116

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Estimated Ship Date: Sep 29, 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: Sep 29, 2025 if ordered today

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Cross Pin Shaft, Notched, Steel, Rear, GM 7.5 in., GM 7.6 in., Each

Part Number: YGA-33435

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Estimated Ship Date: Sep 29, 2025 if ordered today

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