1978 PONTIAC FIREBIRD Transmission & Drivetrain

Mini spool for GM 7.5" with 26 spline axles

Part Number: YGA-32228

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Estimated Ship Date: Nov 10, 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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Posi spring kit for GM 7.5", with preload plates

Part Number: YGA-33206

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Estimated Ship Date: Oct 27, 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: Oct 27, 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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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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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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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 3, 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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OVERHAUL KIT

Part Number: PIO-750004

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Estimated Ship Date: Oct 30, 2025 if ordered today

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SUPER KIT

Part Number: PIO-753001

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Torque Conv. Bolt Kit

Part Number: PIO-859036

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AT HD FLEX PLATE

Part Number: ATP-Z460

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1975-81 GM F-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit

Part Number: AWR-COGM-F3G

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1975-81 GM F-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit

Part Number: AWR-COGM-F3J

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Estimated Ship Date: Dec 9, 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 9, 2025 if ordered today

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OVERHAUL KIT

Part Number: PIO-750041

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OVERHAUL KIT

Part Number: PIO-750043

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BANNER KIT

Part Number: PIO-751003

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MASTER KIT (5 RINGS)

Part Number: PIO-752004

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Differential Ring And Pinion Set

Part Number: RNB-697-314

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Differential Ring and Pinion Set

Part Number: RNB-697-304

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Differential Ring Gear Spacer, Ring Gear Spacer

Part Number: MGR-075050C

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

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