1966 Differential Carriers - 28 Axle Shaft Spline Quantity - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Detroit Truetrac 28 Spline Differential GM 8.5 Inch 912A556

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Rear, Each

Part Number: ETN-912A556

4.84 out of 5 stars ( 31 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ Ford 9 in. Trac-Loc 28 Spline Differential Ford 9 Inch SUM-CTF9TRACL28

Differential, Trac-Loc, Ford, 9 in., 28-Spline, Each

Part Number: SUM-CTF9TRACL28

4.44 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.2 Inch YDGGM8.2-3-28-1

Dura Grip Positraction Carrier, Traction-Loc, GM 8.2 in., 28 Spline, 3.08 Up Ratio, Each

Part Number: YGA-26021

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Eaton Posi Performance 28 Spline Differential GM 8.5 Inch 19557-010

Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Eaton Posi Performance 28 Spline Differential GM 8.2 Inch 19603-010

Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.2 in., Each

Part Number: ETN-19603-010

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.2 Inch, BOP axle YDGGM8.2BOP-3-28-1

Dura Grip Positraction Carrier, Traction-Loc, GM 8.2 in. BOP, 28 Spline, 3.31 Up Ratio, Each

Part Number: YGA-26024

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Eaton Detroit Truetrac 28 Spline Differential Ford 9 Inch 912A587

Differential, Eaton Detroit Truetrac, Limited Slip, 28-Spline, Ford, 9 in., Each

Part Number: ETN-912A587

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ Positraction 28 Spline Differential Carriers GM 8.2 Inch SUM-730962

Differential Carrier, Positraction, Nodular Iron, GM 8.2 in., 28 Spline, 3.08 Up Ratio, Each

Part Number: SUM-730962

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 9 Inch YDGF9-28-SM

Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 28 Spline, Smooth Engagement, Each

Part Number: YGA-26008

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.5 Inch, O axle YDGGM8.5O-3-28

Dura Grip Positraction Carrier, Traction-Loc, GM 8.5 Oldsmobile Axle, 28 Spline, 3 Series Carrier, Each

Part Number: YGA-10301

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Eaton Posi Performance 28 Spline Differential GM 8.2 Inch, BOP axle 19674-010

Differential, Posi Performance, Limited Slip, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each

Part Number: ETN-19674-010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Auburn Gear Grip-N-Loc 28 Spline Differential GM 8.2 Inch, BOP axle 546099

Auburn Gear Grip-N-Loc 28 Spline Differential GM 8.2 Inch, BOP axle 546099

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each

Part Number: AUB-546099

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Auburn Gear Grip-N-Loc 28 Spline Differential GM 8.2 Inch 546061

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Chevrolet, 8.2 in., Each

Part Number: AUB-546061

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 9 Inch YDGF9-28-AG

Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 28 Spline, Aggressive Engagement, Each

Part Number: YGA-26007

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powertrax No-Slip Traction Systems Ford 8 Inch 9206802800

Differential, No-Slip Traction System, 28-Spline, Ford, 8 in., Each

Part Number: PWT-92-0680-2800

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Eaton Detroit Truetrac 28 Spline Differential Ford 8 Inch 912A616

Differential, Eaton Detroit Truetrac, Limited Slip, 28-Spline, Ford, 8 in., Each

Part Number: ETN-912A616

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Auburn Gear Grip-N-Loc 28 Spline Differential Ford 9 Inch 546043

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Ford, 9 in., Each

Part Number: AUB-546043

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ Positraction 28 Spline Differential Carriers GM 8.2 Inch, BOP axle SUM-730964

Differential Carrier, Positraction, Nodular Iron, GM 8.2 in. BOP, 28 spline, 3.31 Up Ratio, Each

Part Number: SUM-730964

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powertrax No-Slip Traction Systems GM 8.2 Inch, BOP axle 9207822801

Differential, No-Slip Traction System, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each

Part Number: PWT-92-0782-2801

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 8 Inch YDGF8-28-AG

Dura Grip Positraction Carrier, Traction-Loc, Ford 8 in., 28 Spline,. Aggressive Engagement, Each

Part Number: YGA-26001

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powertrax Lock-Right Lockers GM 8.2 Inch 1940-LR

Differential, Lock-Right, Locker, 28-Spline, GM, 8.2 in., Each

Part Number: PWT-1940-LR

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Dura Grip Positraction Carriers Ford 8 Inch YDGF8-28-SM

Dura Grip Positraction Carrier, Traction-Loc, Ford 8 in., 28 Spline, Smooth Engagement, Each

Part Number: YGA-26002

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Yukon Gear & Axle Grizzly Lockers Ford 8 Inch YGLF8-28

Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 28-spline, Rear, Ford 8 in., Each

Part Number: YGA-28006

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Auburn Gear Grip-N-Loc 28 Spline Differential GM 8.2 Inch, BOP axle 546060

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each

Part Number: AUB-546060

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Powertrax Grip LS Traction Systems Ford 8 Inch LS108028

Differential, Grip LS Traction System, 28-Spline, Ford, 8 in., Each

Part Number: PWT-LS108028

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026