PONTIAC GRAND PRIX Differential & Rear-End Components

78-88 GM G-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GG135TNBB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

64-66 GM A-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GA130TNBB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.00 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GA130TWAB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Explorer Disc

Part Number: CUR-CR-GA135TEBB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GA135TWAB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

64-66 GM A-Body 9-Inch Crate, Black PC, 31-Spline Axle, 4.11 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GA141TNBB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GA141TWAB

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.08 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10690

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Drop Ship
• Special Order

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12623

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears and Installation Kit, 8.5" GM 4.11 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12624

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12629

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BEARING AND SEAL KIT

Part Number: TMK-DRK323

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Differential Carrier Bearings, Pinion Bearings, Rear, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Kit

Part Number: CWA-BKGM10B

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

• Free Shipping
• Special Order

BEARING AND SEAL KIT

Part Number: TMK-DRK321

Not Yet Reviewed

Estimated Ship Date: Nov 26, 2025 if ordered today

• Special Order

BEARING, DIFF DRV P/GR INR

Part Number: NAL-22510042

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

• Special Order

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, GM A-Body, 8.5 in., Each

Part Number: MSR-A102812CT-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Oversize $10.99
• Special Order

Repair Kit, differential

Part Number: LUK-GDK323A

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order

Repair Kit, differential

Part Number: LUK-GDK320-MK

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order

Repair Kit, differential

Part Number: LUK-GDK320

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order

Repair Kit, differential

Part Number: LUK-GDK323A-MK

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.00 Ratio, Helical Limited Slip, 11" Explorer Disc

Part Number: CUR-CR-GA130TEBB

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential

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

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Differential, Auburn, Locker, 30-Spline, GM, 8.875 in., 12-Bolt, Each

Part Number: AUB-545008

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order