BUICK Differential & Rear-End Components

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 ( 135 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

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 12/8/2025

• Free Shipping
• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.875 in., 12-Bolt, Each

Part Number: ETN-913A555

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

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

Part Number: ETN-912A317

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3.23 and Higher, Each

Part Number: ETN-911A319

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

Differential, GM 8.5/8.625 in., Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Rear, Each

Part Number: ADO-84554713

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $20 Summit Bucks

Differential, Eaton Detroit Truetrac, 33-Spline, GM 8.875 in., Each

Part Number: ETN-914A576

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3:08 and Down, Each

Part Number: ETN-911A415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/8/2025

• Free Shipping
• $75 Summit Bucks

CARRIER ASM-FRT DIFF

Part Number: ADO-24274490

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CASE ASM,DIFF (W/SIDE & PINION GEARS) "ENHANCE GEARS"

Part Number: ADO-19244836

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

AXLE ASM-RR CMPD CRK

Part Number: ADO-42824725

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CARRIER ASM-FRT DIFF

Part Number: ADO-24279796

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

AXLE ASM-RR CMPD CRK

Part Number: ADO-42729885

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CARRIER,FRT DIFF

Part Number: ADO-24238626

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CLUTCH ASM-DIFF

Part Number: ADO-42769818

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

AXLE ASM-RR CMPD CRK

Part Number: ADO-42821861

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Oversize $44.99
• $20 Summit Bucks
• Special Order

CLUTCH,L/SLIP DIFF

Part Number: ADO-22896612

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

SUPPORT ASM-FRT DIFF TRFER DRV GR

Part Number: ADO-24275033

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

DIFFERENTIAL ASM

Part Number: ADO-24276491

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

Differential Carrier

Part Number: ADO-24293162

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CV Axle Shaft

Part Number: ADO-84628595

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CV Axle Shaft

Part Number: ADO-84628596

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CARRIER ASM-DIFF

Part Number: ADO-84929902

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

CARRIER ASM-FRT

Part Number: ADO-24276589

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order