1973 PONTIAC FIREBIRD Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options

Motive Gear Basic Ring and Pinion Gear Installation Kits R10RE

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

Part Number: MGR-R10RE

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YSPTW-034

Thrust Washer, Open Differential, GM 8.5 in., Each

Part Number: YGA-33304

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Dorman Ring and Pinion Sets 697-300 GM 8.5/8.625 in. 3.42 Gears

Differential Ring And Pinion Set

Part Number: RNB-697-300

Not Yet Reviewed

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Motive Gear Performance Ring and Pinion Sets G885513 GM 8.5/8.6 in. 5.13 Gears

Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885513

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Auburn Gear Select-A-Loc 28 Spline Differential GM 8.5 Inch 545003

Auburn Gear Select-A-Loc 28 Spline Differential GM 8.5 Inch 545003

Differential, Select-A-Loc, 28-Spline, GM, 8.5 in., 10-Bolt, Each

Part Number: AUB-545003

Not Yet Reviewed

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Detroit Speed Rear Axle Shafts for 1970-1981 CAMARO, FIREBIRD - 070905DS

Ford 9 in. Axle Shafts, 1970-81 Camaro/Firebird,Torino Flange, 1/2 in. -20 Studs, Pair

Part Number: DSR-070905DS

Not Yet Reviewed

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Powertrax Grip LS Traction Systems GM 8.5 Inch LS201028

Differential, Grip LS Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-LS201028

Not Yet Reviewed

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Yukon Gear & Axle 28/30 Spline Differential Carrier Cases GM 8.5/8.6 Inch YC GM8.5-DG-3

Yukon Dura Grip case, GM 8.5" & 8.6", 2.73 & up

Part Number: YGA-20107

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies for 1970-1981 CAMARO, FIREBIRD - CR-GF335TESB

Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Explorer Disc Staggered

Part Number: CUR-CR-GF335TESB

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies for 1970-1981 CAMARO, FIREBIRD - CR-GF335TNBB

70-81 GM Camaro/Firebird 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, No Brakes

Part Number: CUR-CR-GF335TNBB

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies for 1970-1981 CAMARO, FIREBIRD - CR-GF335TWAB

Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GF335TWAB

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies for 1970-1981 CAMARO, FIREBIRD - CR-GF337TESB

Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, 11" Explorer Disc Staggered

Part Number: CUR-CR-GF337TESB

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies for 1970-1981 CAMARO, FIREBIRD - CR-GF341TNBB

70-81 GM Camaro/Firebird 9-Inch Crate, Black PC, 31-Spline Axle, 4.11 Ratio, Helical Worm Gear Differential, No Brakes

Part Number: CUR-CR-GF341TNBB

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Yukon Gear & Axle Full Spools YP FSGM8.5-30

Yukon steel spool for GM 8.5" & 8.6" with 30 spline axles

Part Number: YGA-32193

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

USA Standard Gear Spartan Locker Replacement Crosspins SL XP-GM8.5

Crosspin, Replacement, Steel, Spartan, GM 8.5 in., Each

Part Number: SPZ-17024

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

USA Standard Gear Spools and Mini Spools ZP MINSGM8.5-28

8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1, GM, 8.5 in., 8.6 in., Set

Part Number: SPZ-36346

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

USA Standard Gear Differential Carrier Replacement Parts SL SPRING-SM

SPRING AND PIN KIT

Part Number: SPZ-17011

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Alloy USA Differential Master Overhaul Kits 352021

Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit

Part Number: ALY-352021

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Powertrax Differential Carrier Replacement Parts 8011001ZAT

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

Part Number: PWT-8011001ZAT

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Powertrax Differential Carrier Replacement Parts 8021001ZBG

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

Part Number: PWT-8021001ZBG

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Powertrax Differential Carrier Replacement Parts 8031001ZAV

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

Part Number: PWT-8031001ZAV

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Motive Gear Ten Factory Axle Shafts MG27122

Axle Shaft, Direct Fit, 1541H Alloy Steel, 28-Spline, 30.125 in. Length, Chevy, Pontiac, Each

Part Number: MGR-MG27122

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits R10RET

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

Part Number: MGR-R10RET

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits R10RT

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

Part Number: MGR-R10RT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today