1986 GMC K1500 Transmission & Drivetrain

Crush Sleeve, Steel, 2.350 in. Tall, GM 8.875 in. (12-bolt) Truck, Each

Part Number: YGA-33105

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Differential Cross Shaft, Steel, 0.795 in. Diameter, Each

Part Number: YGA-33401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spider Gears, Side Gears, Cross Shaft Pin, Yukon Dura Grip Carrier Style, Rear, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16039

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Estimated Ship Date: Jan 2, 2026 if ordered today

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12P & 12T 1330 cast yoke.

Part Number: YGA-41152

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Pinion Nut Washer, GM, Each

Part Number: YGA-33167

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Mini spool for GM 12 bolt with 30 spline axles

Part Number: YGA-32227

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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Torque Converters, Twister Full Race, 2,400-2,800 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D24F

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Flexplate, 153 Tooth, Internal Balance, 1-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-925

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-114

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Estimated Ship Date: Dec 17, 2025 if ordered today

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Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles

Part Number: YGA-16040

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Estimated Ship Date: Jan 2, 2026 if ordered today

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U-Joint, Lifetime Series, Spicer 1350 Style, Steel, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Pontiac, Each

Part Number: YGA-42021

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Estimated Ship Date: Today

Ring & Pinion Gear, 4.11 Ratio, GM, 8.875 in. Truck, Set

Part Number: YGA-24130

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Axle Shaft, Front Inner, Driver Side, 1541H Alloy Steel, 28-spline, GM 8.5 in., Each

Part Number: YGA-21122

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Yukon 1330 Dual-size cap U/Joint. 3.625" snap ring span. One set of caps is 1.125" in diameter and the other i

Part Number: YGA-42017

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Clutch Kit, Force 10.5 Dual Disc, 1.125 in. - 10-spline, Metallic Disc, Pressure Plate, Flywheel, Chevy, GMC, Kit

Part Number: RAM-80-2150N

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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: Today

Thrust Washer, Positraction Differential, GM 8.875 in. Passenger Car, Truck, Each

Part Number: YGA-33382

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Spider Gears, Internal Kit, Front or Rear, Side Gears, Cross Shaft Pin and Bolt, GM, 8.5 in., 30 Spline, Kit

Part Number: YGA-16055

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Axle Shaft, Front Inner, 4340 Chromoly, 28 Spline, 35.46 in. Length, GM 8.5 in., Each

Part Number: YGA-21366

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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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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Axle Shaft, Outer Stub, 1541H, 19 Spline, 9.94 in. Length, Dana 44, Each

Part Number: YGA-21086

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Carrier Shims, Super, Steel, Set of 18

Part Number: YGA-16042

3.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

U-Joint Straps, Mechanics 3R Style, Differential Location, GM 7.5 in., GM 7.625 in., GM 8.5 in., Each

Part Number: YGA-41201

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today