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EATON

GMC SONOMA EATON Parts and Accessories

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Results 1 - 8 of 8

Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Eaton Detroit Truetrac 30 Spline Differential GM 8.5/8.6 Inch 913A481

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.85 out of 5 stars ( 136 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Eaton Detroit Truetrac 28 Spline Differential GM 7.5/7.6 Inch 912A317

Eaton Detroit Truetrac 28 Spline Differential GM 7.5/7.6 Inch 912A317

Eaton Detroit Truetrac 28 Spline Differential GM 7.5/7.6 Inch 912A317

Differential, Eaton Detroit Truetrac, 28-Spline, GM 7.5 in., Each

Part Number: ETN-912A317

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Eaton Master Differential Installation Kits K-GM8.5SR

Eaton Master Differential Installation Kits K-GM8.5SR

Eaton Master Differential Installation Kits K-GM8.5SR

Ring and Pinion Installation Kit, Rear, GM 8.5 in., 10-Bolt, GM, Kit

Part Number: ETN-K-GM8-5SR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Eaton Posi Performance 30 Spline Differential GM 8.5/8.6 Inch 19559-010

Eaton Posi Performance 30 Spline Differential GM 8.5/8.6 Inch 19559-010

Eaton Posi Performance 30 Spline Differential GM 8.5/8.6 Inch 19559-010

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 8.5 in., Truck, 3 Series, Each

Part Number: ETN-19559-010

4.55 out of 5 stars ( 11 )

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Need It Sooner? We recommend these similar substitute parts:

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.5/8.6 Inch 546052

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.5/8.6 Inch 546052

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026

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Eaton Posi Performance 28 Spline Differential GM 7.5/7.625 Inch 19599-010

Eaton Posi Performance 28 Spline Differential GM 7.5/7.625 Inch 19599-010

Eaton Posi Performance 28 Spline Differential GM 7.5/7.625 Inch 19599-010

Differential, Posi Performance, Limited Slip, 28-Spline, for use on GM, 7.625 in., Each

Part Number: ETN-19599-010

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Eaton Detroit Lockers GM 8.5/8.6 Inch 187C148A

Eaton Detroit Lockers GM 8.5/8.6 Inch 187C148A

Eaton Detroit Lockers GM 8.5/8.6 Inch 187C148A

Differential, Eaton Detroit Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-187C148A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

EATON Differential Carriers K-GM7.5-99

EATON Differential Carriers K-GM7.5-99

EATON Differential Carriers K-GM7.5-99

Differential

Part Number: ETN-K-GM7-5-99

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

EATON Differential Carriers K-GM7.5-98

EATON Differential Carriers K-GM7.5-98

EATON Differential Carriers K-GM7.5-98

Differential

Part Number: ETN-K-GM7-5-98

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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