1999 PONTIAC FIREBIRD Differential & Rear-End Components

COUPLER

Part Number: PWT-1932504CCN

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RP GM 7.5in 7.625in 4.56 MOT

Part Number: MGR-GM7-5-456A

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Yukon Ring & Pinion sets

Part Number: YGA-24671

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Ring and Pinion Gears, 2.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24475

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Ring and Pinion Gears, Pro Series, 3.90:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-G975390

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Estimated Ship Date: Oct 13, 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: Oct 13, 2025 if ordered today

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Ring and Pinion

Part Number: RMG-GM75456TK

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-GM75323

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Differential Carrier Rebuild Kit, GM 7.625 in., 28 Spline, Rear, Open Carrier, Buick, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Kit

Part Number: RMG-XL-4042

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle Shaft Retainer

Part Number: MGR-344171

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-49-0009-1

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Estimated Ship Date: Oct 13, 2025 if ordered today

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COUPLER

Part Number: PWT-1931504CAU

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Spring, SPRING,COMPRSN, .25D,250 LB/IN

Part Number: PWT-8011001ZAT

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Estimated Ship Date: Oct 14, 2025 if ordered today

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SIDE GEAR

Part Number: PWT-5201009CKI

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Estimated Ship Date: Oct 14, 2025 if ordered today

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INTERNAL DRIVE

Part Number: PWT-1930404DGX

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Estimated Ship Date: Oct 14, 2025 if ordered today

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

Part Number: MGR-G875342X

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Spring, SPRING,COMPRSN,15 LB/IN,IN, NS

Part Number: PWT-8021001ZBG

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Spring, SPRING,COMPRSN, 500 LB/IN,OUTR

Part Number: PWT-8031001ZAV

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-456

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Differential Parts Kit

Part Number: MGR-GM76BI

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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WASHER, PINION THRUST

Part Number: MGR-559291

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Performance Mini Spool (GM 7.5 - 28 Spline)

Part Number: SDH-10015376

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Estimated Ship Date: Oct 22, 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 6, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-12050

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Estimated Ship Date: Oct 23, 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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Estimated Ship Date: Oct 23, 2025 if ordered today

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