1979 CHEVROLET K20 Differential & Rear-End Components

Cross Pin, GM, 12-Bolt, 8.875 in., Each

Part Number: MGR-3931175

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

Yukon front 4340 Chromoly axle kit for '69-'80 GM truck and Blazer, Dana 44 with 19/30 splines

Part Number: YGA-21413

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Hub Service Kit, Standard, Chevy, GMC, Dodge, Ford, International, Jeep, Kit

Part Number: WRN-11967

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Estimated Ship Date: Monday 10/27/2025

USA standard ring & pinion gear set for Dana 44 in a 3.92 ratio.

Part Number: SPZ-36269

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Estimated Ship Date: Monday 10/27/2025

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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: Nov 11, 2025 if ordered today

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DIFFERENTIAL

Part Number: MGR-MGK-213

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Ring and Pinion Gears, 3.54:1 Ratio, 10-bolt, 26-spline, Standard Gear Rotation, Dana 44, Set

Part Number: SPZ-36039

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered 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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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

Part Number: MGR-G885488

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Spool, Mini, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-78-1028-1

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/27/2025

Gear, Ring and Pinion, 3.07:1 Ratio, Dana 44, Standard Rotation, Set

Part Number: MGR-D44-307

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Crush Sleeve, Steel, 0.620 in. Tall, Each

Part Number: YGA-33097

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

Cross Pin, GM, 10-Bolt, 8.5 in. Each

Part Number: MGR-14006401

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-4900721

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Carrier Shims, Steel, Dana 44, Kit

Part Number: YGA-55010

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

Pinion Bearing, 1.750 in. Inside Diameter, Each

Part Number: TMK-HM803149

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

Ring Gear Bolt, Hex Head, 1/2-20 in. Thread Size, Steel, Natural, Each

Part Number: YGA-33051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

Differential Carrier Bearing, Races Included, Koyo Bearing, Steel, Set

Part Number: MGR-706016XR

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Estimated Ship Date: Monday 10/27/2025

Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Thick, Set

Part Number: YGA-24034

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L

Part Number: MGR-GM12BI

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Estimated Ship Date: Monday 10/27/2025

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set

Part Number: YGA-24137

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901691

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Differential Carrier

Part Number: RMG-XL-5030

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Estimated Ship Date: Nov 13, 2025 if ordered today

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