Availability
BUICK Differential & Rear-End Components
Ring and Pinion
Part Number: RMG-GM75456TK
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2026 if ordered today
Estimated Ship Date: Nov 10, 2026 if ordered today
COUPLER
Part Number: PWT-5201001CJR
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: SPZ-36221
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
DRIVE UNIT REPLACEMENT
Part Number: PWT-1940404DGW
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Yukon Bearing install kit for GM 8.875" differential
Part Number: YGA-11073
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Ring and Pinion Installation Kit, Basic, GM 8.6 in., Front/Rear, Kit
Part Number: MGR-R10RLT
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2026 if ordered today
Estimated Ship Date: Nov 17, 2026 if ordered today
Diff clutch pressure control valve
Part Number: RNB-699-010
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
SOLID SPACER & SHIM KIT GM12 BOLT CAR
Part Number: MGR-4101
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2026 if ordered today
Estimated Ship Date: Nov 17, 2026 if ordered today
4WD Actuator, Differential Oil Check Valve, Chevy, Oldsmobile, Pontiac, Saturn, Each
Part Number: RNB-600-121
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA137TEBB
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA241TEBB
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA235TEBB
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA141TEBB
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
65-70 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GB330TNBB
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
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: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Direct Fit Axle Shafts, C-Clip Axle, Rear, Left or Right, 28-Spline, 1541H Alloy Steel, GM 8.5 in. 10-Bolt, Buick, Oldsmobile, Each
Part Number: MSR-A102808-1
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
12 BOLT DIFFERENTIAL
Part Number: MSR-12BJBFCACKXG
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 26-Spline, Buick, Chevy, Oldsmobile, Pontiac, 7.5 in., Each
Part Number: MSR-A102601-1
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
Axle Housing, Axles, Full Floating, Ford 9 in., 31-Spline, 5 x 5.00 in. Bolt Pattern, 58 in. Length, GM, Kit
Part Number: MSR-P79F3002-58
Not Yet Reviewed
Estimated Ship Date: Dec 7, 2026 if ordered today
Estimated Ship Date: Dec 7, 2026 if ordered today
Yukon Master Overhaul kit for '57-'62 GM Oldsmobile differential
Part Number: YGA-14100
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set
Part Number: YGA-16041
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Ring and Pinion Gears, 4.88:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Passenger Car, Set
Part Number: SVL-2023905
Not Yet Reviewed
Estimated Ship Date: Nov 16, 2026 if ordered today
Estimated Ship Date: Nov 16, 2026 if ordered today
Ring and Pinion Gear, 4.30:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36217
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Pinion Shaft, CROSS SHAFT-GM 8.2" 9310 MATER
Part Number: RMG-XL-5635
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2026 if ordered today
Estimated Ship Date: Nov 12, 2026 if ordered today
Differential Carrier Gear Kit
Part Number: RMG-XL-4056
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2026 if ordered today
Estimated Ship Date: Nov 12, 2026 if ordered today
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