1978 PONTIAC FIREBIRD Transmission & Drivetrain

Ring and Pinion Gears, 3.23:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.6 in., Set

Part Number: YGA-24477

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Clutch Kit, Stage 2 Plus, Carbon/Semi-Metallic/Kevlar®, Full Face/Sprung Hub, Buick, Chevy, Pontiac, Kit

Part Number: SXC-SC203H

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Estimated Ship Date: Today

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Yukon Dura Grip case, GM 7.5 & 7.625", 3.23 & up

Part Number: YGA-20106

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM 7.5 in., GM 7.625 in., 10-bolt, Set

Part Number: RMG-49-0284-1

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Detent Cable, 37 in. Length, Buick, Oldsmobile, Pontiac, Each

Part Number: ATP-Y-1326

5.0 out of 5 stars ( 1 )

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Flywheel, PQx, Billet Aluminum, 153-tooth, 13.000 lbs., SFI 1.1, Neutral Engine Balance, Chevy, Each

Part Number: PQX-1932700

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Neutral Safety Switch, Plastic, Buick, Chevrolet, Oldsmobile, Pontiac, Each

Part Number: OER-3983965

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Estimated Ship Date: Mar 17, 2026 if ordered today

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Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK115AWS

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pinion Yoke, Steel, Spicer 1310 Type, 30-Spline, GM, 8.5 in., Kit

Part Number: YGA-41086

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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

Part Number: MGR-R10RTPK

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Shifter, White Lightning, Short Throw, Billet Aluminum, Tremec TKO 500/TKO 600, 2.73 in. Offset, Kit

Part Number: AWR-SHWL10100SR4

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Clutch Kit, Stage 3, Carbon Composite, 6-Paddle/Sprung Hub, Buick, Chevy, Pontiac, Kit

Part Number: SXC-SC203

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410TK

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36215

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Yukon Mechanics 3R U/Joint. 2.556" snap ring span, 1.125" cap diameter. Inside snap ring.

Part Number: YGA-42014

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Estimated Ship Date: Today

Clutch Kit, Buick Stage 4 Clutch

Part Number: SXC-SC214

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Brute Force Universal Joint

Part Number: SKF-UJ269

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Torque Conv. Bolt Kit

Part Number: PIO-859035

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Differential Ring And Pinion Set

Part Number: RNB-697-303

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36197

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Pressure Plate, Centerforce I, Diaphragm, 10.4 in. Disc Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: CTF-CF361675

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 7, 2025 if ordered today

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Ring and Pinion Gear, 4.88:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36219

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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