Availability
Differential Carrier Cases, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each
Part Number: YGA-20083
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 30-spline, Rear, GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-28035
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
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Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85308
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Part Number: MGR-R10REMK
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Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set
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Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6901711
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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set
Part Number: RMG-GM75373TK
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Differential Cover, Steel, Chrome, GM, 8.5 in., 10-Bolt, Kit
Part Number: MRG-9891
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Ring and Pinion Installation Kit, 12-bolt, 30-spline, Rear, GM 8.875 in. Passenger Car, Kit
Part Number: MGR-R12CRMK
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Ring and Pinion Gear Installation Assembly, Super Bearing Set - Timken, Rear, 2.25 in. O.D. Axle Bearing, GM, 8.5 in., 10-Bolt, Kit
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Part Number: YGA-24148
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.875 in. (12-bolt) Car/Truck, Side Gears, Rear, Limited Slip, Eaton, Posi, 30-spline, Kit
Part Number: SVL-2023882
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Part Number: MGR-R10RPK
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Performance Mini Spool (GM 8.5 - 30 Spline)
Part Number: SDH-10015388
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Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, GM 8.875 in. (12-bolt), Car/Truck, 30-spline, Buick, Chevy, GMC, Pontiac, Kit
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Estimated Ship Date: Today
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Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit
Part Number: SPZ-39026
Estimated Ship Date: Today
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Ring and Pinion Installation Kit, GM 8.2 in., Rear, Kit
Part Number: SPZ-37051
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Gear, Ring and Pinion, 2.73:1 Ratio, GM 8.5 in., Set
Part Number: RNB-697-812
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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set
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