1977 CHEVROLET Differential & Rear-End Components

Axle 12T GM REAR, '71-'81, 2WD, 12 BOLT TRUCK, 5 LUG, 31-7/16", 30spl, 1559 BRG, 1 SIDE

Part Number: SPZ-11944

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Differential Rebuild Kits, USA Standard Pinion installation kit for D44 Front

Part Number: SPZ-60022

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Estimated Ship Date: Nov 4, 2025 if ordered today

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SPRING AND PIN KIT

Part Number: SPZ-17011

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Axle DANA 60 GM FRONT, '77-'91, RIGHT HAND, 17.67" 35spl INNER & 12" OUTER STUB SHAFT, 4340

Part Number: SPZ-12166

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

Part Number: SPZ-36346

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Ring and Pinion Kit

Part Number: RMG-D60373

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Zip Locker switch.

Part Number: YGA-34015

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhall, 26 Spline, Dana 44, Kit

Part Number: YGA-11020

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-12050

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12621

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12629

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Axle 8.2" & 8.5" GM REAR, '68-'81 PASSSHAFT, 30-1/8", 2.780" SMALL HUB, 28spl, 1 SIDE

Part Number: SPZ-11951

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Axle 8.2" & 8.5" GM REAR, '73-'88 PASSENGER CARS, 30-1/2", 28spl, 2.780" PILOT, 1563 BRG, 1 SIDE

Part Number: SPZ-11952

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Ring and Pinion Gear Installation Kit, Minimum Install, 26-spline, Standard Rotation, Rear, GM 7.5 in., Kit

Part Number: YGA-12051

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Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Front, GM 8.5 in. (Truck, Front), Kit

Part Number: YGA-12056

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Yukon Zip locker install kit

Part Number: YGA-34026

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Zip Locker Solenoid valve.

Part Number: YGA-34014

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Zip Locker, Air Locker, Dana 60/61, 30 Spline, 4.10 Down Ratio, Each

Part Number: YGA-34021

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.10 Down Ratio, Each

Part Number: YGA-34022

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Zip Locker, Air Locker, Dana 60/61 30 Spline, 4.56 Up Ratio, Each

Part Number: YGA-34023

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Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.56 Up Ratio, Each

Part Number: YGA-34024

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Yukon Pinion install kit for '88 and older 10.5" GM 14 bolt truck differential

Part Number: YGA-13058

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.08 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12620

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12623

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Differential Inner Gears Kit Axle: Dana 70 Differential Type: Open

Part Number: SDH-706058X

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Estimated Ship Date: Nov 19, 2025 if ordered today

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