BUICK Differential & Rear-End Components

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19554-010

4.68 out of 5 stars ( 22 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: ETN-19559-010

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

• Free Shipping

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 4 Series, Each

Part Number: ETN-19555-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

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: Today

• Free Shipping

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: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $837.76

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Axle Housing, GM G-Body, Ford 9 in., Mild Steel, 58 in Length, Kit

Part Number: AAF-ALL68756

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential, No-Slip Traction System, 26-Spline, GM, 7.5 in., Each

Part Number: PWT-92-0775-2605

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order
• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $749.99

Rebate Expires: 12/31/2025

Get $40 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

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

Part Number: PWT-LS201028

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $747.34

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Differential, Eaton Detroit Locker, 26-Spline, GM, 7.5 in., Each

Part Number: ETN-162C58A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping
• Special Order

Differential, Grip LS Traction System, 30-Spline, GM, 8.5 in., Each

Part Number: PWT-LS201030

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $889.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Differential Carrier, Stock Replacement, Cast Iron, GM 8.5/8.625 in., 30-Spline, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: RNB-697-909

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Axle Housing, Circle Track, Grand National, Ford 9 in., Fabricated, Mild Steel, 60 in Length, Lower Multi Hole Radius Mounts, Each

Part Number: PE2-S0184

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

High performance Yukon Ring & Pinion gear set for GM 8" in a 3.42 ratio

Part Number: YGA-24202

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Dec 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $738.70

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Axle Housing, GM G-Body, Ford 9 in., Mild Steel, 60 in Length, Kit

Part Number: AAF-ALL68757

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CLUTCH ASM-DIFF

Part Number: ADO-95319190

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

Differential Ring And Pinion Set

Part Number: RNB-697-201

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping
• Special Order

Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 33.380 in. Length, Each

Part Number: MGR-19133409

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

AXLE ASM-RR COMP CRK

Part Number: ADO-42655156

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Freight Charge
• $20 Summit Bucks
• Special Order

AXLE ASM-RR COMP CRK

Part Number: ADO-42655155

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Freight Charge
• $20 Summit Bucks
• Special Order

CLUTCH ASM-DIFF

Part Number: ADO-42769814

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 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