1985 GMC Differential & Rear-End Components

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

Part Number: MGR-R10CR

5.0 out of 5 stars ( 1 )

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Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RMG-831021TE

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Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

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Ring and Pinion Gears,Yukon Gear & Axle 8.875" GM 12 Bolt Truck, 4.11 Ratio Thick Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: YGA-10630

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Ring & Pinion Gear, 5.13 Ratio, GM, 10.5 in., 14-Bolt, Set

Part Number: YGA-24139

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Estimated Ship Date: Mar 30, 2026 if ordered today

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

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

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Carrier Shims, Super, Steel, Kit

Part Number: YGA-55001

4.87 out of 5 stars ( 15 )

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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 )

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Axle Upgrade Combo, Dana 60, 35 Spline, Spicer U-Joints, Spicer Front Outter Axle Shafts, Manual Hubs, Kit

Part Number: CMB-35-0001

5.0 out of 5 stars ( 2 )

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Differential Carrier Rebuild Kits and Spider Gears, Open Differential Internal Kits, GM 9.25/9.25 IFS/9.5 in., 33-spline, 14-bolt, Chevy, Dodge, Kit

Part Number: MGR-GM95BI

5.0 out of 5 stars ( 1 )

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Axle Shaft, Outer Stub, 1541H, 19 Spline, 9.94 in. Length, Dana 44, Each

Part Number: YGA-21086

4.33 out of 5 stars ( 6 )

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885488

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Ring and Pinion

Part Number: MGR-GM75-323

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

Part Number: MGR-GM10MSK

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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 )

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Differential, Posi Performance, Limited Slip, 30-Spline, 2.76-3.42 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-124

4.0 out of 5 stars ( 1 )

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Axle Shaft, OEM Replacement, 28-Spline, 31.5 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25184

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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

4.0 out of 5 stars ( 5 )

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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 )

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Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: AUB-546018

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

Part Number: MGR-R75GRSKT

4.4 out of 5 stars ( 5 )

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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 )

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Axle Assembly, 9 in. Alloy Steel. 1541H Alloy Steel Axles, 31 Spline, GM. Each

Part Number: CUR-CE-GMG7887X

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USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Estimated Ship Date: Mar 16, 2026 if ordered today

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