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PONTIAC FIREBIRD Differential & Rear-End Components
Showing In Stock Items. Show All 15 Items.
Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each
Part Number: ETN-19554-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each
Part Number: ETN-19557-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 4 Series, Each
Part Number: ETN-19555-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10638
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Posi Performance, Limited Slip, 28-Spline, for use on GM, 7.625 in., Each
Part Number: ETN-19599-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.42:1 Ratio, GM 7.5/7.625 in., Set
Part Number: YGA-10637
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10639
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each
Part Number: PWT-LS241230
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Dura Grip Positraction Carrier, Traction-Loc, GM 8.75 in., 33 Spline, 3.08 to 3.90 Ratio, Each
Part Number: YGA-26012
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Positraction 33 Spline Differential Carriers GM 8.875 Inch (12-bolt) SUM-730948
Not Yet Reviewed
Estimated Ship Date: Today
Differential, Grip LS Traction System, 28-Spline, GM, 8.5 in., Each
Part Number: PWT-LS201028
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.08 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10635
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Differential Carrier, Dura Grip Positraction, Traction-Lok, 33-spline, Rear, GM 8.875 in. Passenger Car, Each
Part Number: YGA-26014
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.23 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10636
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 3 Series Carrier, Each
Part Number: PWT-LS231230
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
