2018 GMC SIERRA-1500 Differential & Rear-End Components

Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-411A

4.67 out of 5 stars ( 6 )

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Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-342A

4.5 out of 5 stars ( 16 )

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Gear, Ring and Pinion, 3.73 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-373

4.74 out of 5 stars ( 19 )

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-456A

4.46 out of 5 stars ( 13 )

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.25 out of 5 stars ( 4 )

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.09 out of 5 stars ( 11 )

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Differential Carrier, Open, GM 8.625 in., 30-Spline, Each

Part Number: MGR-GM8-6L

4.0 out of 5 stars ( 9 )

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CV Axle Assembly, New GSP CV Axle

Part Number: GNA-NCV10143XD

5.0 out of 5 stars ( 1 )

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Differential Bearing Kit, Differential Master Bearing Kit - Koyo

Part Number: MGR-R9-5GRLAMK

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Ring and Pinion Installation Kit, Complete, GM 8.625 in., Rear, Kit

Part Number: MGR-R10RLAMKT

3.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

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Ring and Pinion Installation Kit, Master Kit, GM, 8.25 in. IFS, Kit

Part Number: MGR-R82RIFSLMK

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DIFFERENTIAL COVER

Part Number: YGA-29114

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Ring and Pinion Installation Kit, Master Kit, GM 8.25 in., IFS, Kit

Part Number: MGR-R82RIFSLMKT

4.6 out of 5 stars ( 5 )

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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 8.6" GM REAR, 07-17, 34.25" LONG, 30spl, 6 LUG, LH or RH, 1 SIDE

Part Number: SPZ-12120

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.6 in., Front/Rear, Kit

Part Number: MGR-R10RLA

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Pinion Bearing Kit, PBK GM 8.6" 2009 & UP

Part Number: MGR-R10RLAPK

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Ring and Pinion Installation Kit, Complete, GM 8.625 in., Rear, Kit

Part Number: RMG-XL-1027-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Ring and Pinion Installation Kit, GM 8.625 in., Kit

Part Number: MGR-R10RLAT

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Ring and Pinion Installation Kit, GM, 8.25 in. IFS, Kit

Part Number: MGR-R82RIFSL

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Front Drive Axle Inner Shaft Housing

Part Number: RNB-630-639

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1023-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Carrier, OEC GM8.25"IFS 3.42 & UP 4X4

Part Number: MGR-GM8-25E

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