CHEVROLET IMPALA Differential & Rear-End Components

USA Standard Master Overhaul kit for the GM 12P differential

Part Number: SPZ-37042

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342OE

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Ring & Pinion Gear, 4.11 Ratio, GM, 8.2 in., Set

Part Number: YGA-24469

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, 8.2 in. GM, 10-Bolt, Kit

Part Number: RMG-83-1052-1

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Bearing Race, Differential Pinion, 2.531 in. Outside Diameter, Each

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.90 ratio

Part Number: SPZ-36169

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, GM 8.2 in., Kit

Part Number: MGR-R10CR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Differential Cover, 12-bolt, Steel, Chrome, GM 8.875 in. Passenger Car, Each

Part Number: YGA-32011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-49-0009-1

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Performance Mini Spool (GM 8.5 - 30 Spline)

Part Number: SDH-10015388

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Ring and Pinion

Part Number: MGR-GM75-323

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900461

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit

Part Number: MGR-GM10MSK

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Spider Gears, Internal Kit, Front or Rear, Side Gears, Cross Shaft Pin and Bolt, GM, 8.5 in., 30 Spline, Kit

Part Number: YGA-16055

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit

Part Number: MGR-R75GRSKT

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Differential Pinion Bearing Kit, GM 8.875 in. Car, Timken Bearings, Chevy, GMC, Kit

Part Number: MGR-R12CRTPK

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Ring and Pinion and Differential Combo, GM 8.5 in., 3.42:1 Ratio, 28-Spline, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12627

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.2 in., 1955-64, Set

Part Number: MGR-G884308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each

Part Number: ETN-19663-010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Gear, Ring and Pinion, 3.23:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-714

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Ring Gear Bolt

Part Number: MGR-14066913

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, GM 7.5 in., GM 7.625 in., Each

Part Number: YGA-32118

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set

Part Number: YGA-24161

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32332

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Ring and Pinion Installation Kit, GM, 8.2 in., 10-Bolt, Kit

Part Number: RMG-831022M

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping