1999 GMC SIERRA-1500 Differential & Rear-End Components

Spider Gear Kit, Positraction Differential, GM 8.5 in., 8.6 in., Aftermarket Yukon Dura/Eaton, 30 Spline, Kit

Part Number: YGA-16053

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Front Axle Shaft, GM 8.25IFS

Part Number: RNB-630-420

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Estimated Ship Date: Oct 13, 2025 if ordered today

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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

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Ring and Pinion Gears,Yukon Gear & Axle 8.6" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: YGA-10416

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Estimated Ship Date: Oct 24, 2025 if ordered today

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Differential, Grip LS Traction System, 30-Spline, GM, 8.5 in., Each

Part Number: PWT-LS201030

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Crush Sleeve, Steel, 0.640 in. Tall, Each

Part Number: YGA-33099

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Differential Cover Bolt, Steel, Black, Hex Head, 0.500 in. Wrench Size, Dana 25, 27, 30, 44, Model 35, GM 7.5 in., GM 8.2 in., Each

Part Number: YGA-33286

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Estimated Ship Date: Today

Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.90 Ratio

Part Number: SVL-2020954

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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High performance Yukon Ring & Pinion gear set for GM 8.25" IFS Reverse rotation in a 3.42 ratio

Part Number: YGA-24488

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Spider Gears, Side Gears, Cross Shaft Pin, Thrust Washers, 30 Spline, Open, Rear, GM 8.6 in., Kit

Part Number: YGA-16146

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Estimated Ship Date: Oct 24, 2025 if ordered today

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Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each

Part Number: RMG-CSPGM85

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 4.56:1 Ratio, Reverse Rotation, 1.625 in. Pinion, 30 Spline, GM 8.25 in. IFS, Set

Part Number: YGA-24154

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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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 13, 2025 if ordered today

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Front Drive Axle Inner Shaft Housing

Part Number: RNB-630-639

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Estimated Ship Date: Today

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Ring and Pinion Gears,USA Standard 8.6" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10734

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Clutch Guide, Dura Grip, Chrysler 9.25 in., GM 8.5 in., 8.6 in., 8.875 in., Each

Part Number: YGA-33352

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Estimated Ship Date: Today

Pinion Shim Pack

Part Number: MGR-1102

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Yukon Bearing install kit for '98 & newer GM 9.5" differential

Part Number: YGA-11075

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Differential Carrier, Open, GM 8.25 in. IFS, Cadillac, Chevy, GMC, 3.42 and up, Each

Part Number: YGA-20131

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Differential Cross Shaft Bolt, Hex Head, Each

Part Number: MGR-12337979

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring and Pinion Kit

Part Number: RMG-GM95373

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 9.5 in., Chevy, GMC, Hummer, Saab, Rear, Set

Part Number: SPZ-36225

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 24, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Reverse Ring Gear Rotation, GM 8.25 in., IFS, Set

Part Number: SPZ-36208

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Estimated Ship Date: Oct 7, 2025 if ordered today

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