1979 CHEVROLET K20 Differential & Rear-End Components

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Rear, Each

Part Number: ETN-912A556

4.84 out of 5 stars ( 31 )

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Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

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Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

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Ring & Pinion Gear, 3.42 Ratio, GM, 10.5 in. 14-Bolt, Set

Part Number: YGA-24466

5.0 out of 5 stars ( 1 )

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Differential, No-Slip Traction System, 30-Spline, GM, 12-Bolt, Each

Part Number: PWT-92-0788-3005

3.88 out of 5 stars ( 8 )

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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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Grizzly Locker, Dana 44, 30 Spline, 3.92 Up Ratio, Each

Part Number: YGA-28001

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Ring and Pinion Gears, GM 10.5 in. (14-bolt), 3.21:1 Ratio, 30-spline, Standard Ring Gear Rotation, Rear, Chevrolet, GMC, Set

Part Number: YGA-24465

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

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Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Chevy, Dodge, GMC, Hummer, Ram, Each

Part Number: YGA-26025

5.0 out of 5 stars ( 2 )

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Differential, Posi Performance, Limited Slip, 30-Spline, 3.73 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-125

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

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Differential Carrier, Positraction, Nodular Iron, Dana 44, 3 Series, 30 Spline, Each

Part Number: SUM-730972

3.0 out of 5 stars ( 1 )

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Axle Shaft, OEM Replacement, Front Inner and Outer, Driver Side, 1541H Alloy Steel, 28/19-spline, 45.400 in. Length, GMC, Each

Part Number: MGR-GM10FAXL

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Differential, No-Slip Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-9207852805

4.5 out of 5 stars ( 4 )

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Differential, Grip LS Traction System, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-LS201028

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14096

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set

Part Number: YGA-24492

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Locking Hubs, Aluminum, 19-spline, Chevy, Dodge, Ford, GMC, Jeep, Plymouth, Pair

Part Number: YGA-29096

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Carrier, Open, Loaded, GM/Chrysler 9.25/9.50 in. 33 Spline, Each

Part Number: YGA-20097

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gears, 5.38:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: YGA-24045

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gear, 4.30:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36217

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Yukon hardcore drive flange kit for Dana 44, 30 spline outer stubs. Non-engraved caps.

Part Number: YGA-29066

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Estimated Ship Date: Nov 24, 2025 if ordered today

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