Availability
OLDSMOBILE OMEGA Differential & Rear-End Components
Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each
Part Number: ETN-19663-010
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 3.23:1 Ratio, GM 7.5/7.625 in., Set
Part Number: RNB-697-714
Estimated Ship Date: Monday 3/2/2026 if shipped by air
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
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set
Part Number: YGA-24161
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32332
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Carrier Shims, Super, Steel, Kit
Part Number: YGA-55001
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 4.56:1 Ratio, GM 7.5/7.625 in., Set
Part Number: RNB-697-719
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Axle C-Clips, One kit Per Axle, Steel, GM, Assortment 1 Thick,1 thin, Kit
Part Number: RNB-81050
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
USA Standard Ring & Pinion gear set for GM 7.5" in a 2.73 ratio
Part Number: SPZ-36192
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring Gear Bolt
Part Number: MGR-14066913
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Differential Cover, 10-bolt, Aluminum, Polished, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32030
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 4.56:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, Series 3 Carrier, GM 7.5/7.6 in., Set
Part Number: YGA-24483
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5 in/8.6 in., Set
Part Number: MGR-GM10-308
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Replacement Springs, Powertrax Lock-Right, Kit
Part Number: PWT-1025350KAP
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: YGA-24159
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set
Part Number: RMG-GM75456
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set
Part Number: SPZ-36213
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Motive Gear Ring and Pinion Sets GM10-342A GM 8.5/8.625 in. 3.42 Gears
Estimated Ship Date: Monday 3/2/2026
Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36218
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5 in/8.6 in., Set
Part Number: MGR-GM10-342
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Bearing Race, Differential Pinion, 3.000 in. Diameter, Each
Part Number: TMK-HM89410
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each
Part Number: MGR-FS10-28
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Differential Cover Bolt, Hex-flange Head, Steel, Black, GM, 8mm x 1.25 in., Each
Part Number: YGA-33572
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Ring and Pinion Kit
Part Number: RMG-GM75355
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-GM10-273
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Differential Carrier Bearing, Races Included, Koyo Bearing, Steel, Set
Part Number: MGR-706016XR
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026 if shipped by air
Estimated Ship Date: Monday 3/2/2026 if shipped by air
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