PONTIAC FIREBIRD Transmission & Drivetrain

Ring and Pinion Gear, 3.73:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36214

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Shifter Conversion Kit, Linkage, Detent, Neutral Safety/Backup Light Switch, Hardware, Chevrolet, Pontiac, Overdrive Transmission Swap, Kit

Part Number: SIW-S105-DB

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-390

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 30, 2025 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Car, Set

Part Number: RMG-4900961

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Yoke, Differential Location, 30-spline Inner, Cast Steel, GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-41092

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: YGA-32118

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.33:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6903781

Not Yet Reviewed

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Flywheels, OE Replacement, Ductile Iron, 168-tooth, Internal Engine Balance, Chevy, GMC, Pontiac, Each

Part Number: PFT-50-6504

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Transmission Dipstick, Braided Stainless Steel Housing, Black Handle, Chevy, TH350, TH400, Each

Part Number: LOK-XTD350400FM3

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Clutch Kit, RXT, 1 1/8 in. x 10-Spline, Chevy, Small/Big Block, 166/168 tooth Flywheel, Kit

Part Number: MCL-6921-04

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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FLEXPLATE, CHROMOLY, SFI 29.1, GM LS Series, 8-Bolt Crank, 168T, Internal Balance, TH350, TH400, 700R4, and 4L60E, Chevy, Each

Part Number: PQX-1836400

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-XKD-2350HT

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Clutch Kit, Stage 2, Kevlar®, Full Face/Sprung Hub, Chevy, Pontiac, Kit

Part Number: SXC-SC092

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Automatic Transmission Rebuild Kit, TransKit, GM, M38, TH350, TH375B, Kit

Part Number: BMM-30229

4.33 out of 5 stars ( 27 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 5.38:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-7900291

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Flywheel, Nodular Iron, 153-Tooth, External Balance, 1-Piece Rear Main, Chevy, Small Block, Each

Part Number: MCL-450360

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Clutch Kit, Sport, 11 in. Diameter, 1 1/8 in.- 26 Spline, Organic, Full Face, Chevy, Pontiac, 5.7, 6.0, 6.2L

Part Number: ACL-GM9-SPSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32017

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring and Pinion Installation Kit, 12-bolt, 30-spline, Rear, GM 8.875 in. Passenger Car, Kit

Part Number: MGR-R12CRMKT

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Yokes, GM 3RL/S44/Mechanics 3/American Axle 1344, 30-spline Inner, Cast Steel, for GM 8.5 in. or GM 9.5 in. Axle As the Pinion Yoke, Strap Style, Each

Part Number: MGR-MG3R-8500

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36216

Not Yet Reviewed

Estimated Ship Date: Today

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Clutch Kit, Stage 1, Organic, Full Face/Sprung Hub, Chevy, Pontiac, Kit

Part Number: SXC-SC091

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Flexplate, Performance, External Balance, 168 Tooth, Chevy, 1986-97 Small Block, Each

Part Number: HAY-10-025

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Flexplate Bolts, SCM-4141 Alloy Steel, 12--point, 7/16 in.- 20 RH, .688 in. length, Chevy, Ford, Set of 6

Part Number: PQX-1003902

Not Yet Reviewed

Estimated Ship Date: Today

Combo, Hurst, Shifter, Competition Plus, Installation Kit, Chevy, Pontiac, T10, Kit

Part Number: CMB-13-0078

Not Yet Reviewed

Estimated Ship Date: Today

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