1979 CHEVROLET K20 Transmission & Drivetrain

Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 12 in. Diameter Disc, Chevy, GMC, L6, V8, Each

Part Number: CTF-384024

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Differential Carrier Clutch, Clutch Pack, Steel, Set

Part Number: YGA-16153

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350TPU

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

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Differential Carrier, Open, Dana 44, 30-Spline, 3.92 and numerically higher ratio, Each

Part Number: SDH-706025X

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Axle Shaft, Front Right Inner, Dana 44, 18.500 in. Length, 30 Spline, Steel, Chevy, GMC, Each

Part Number: SDH-27902-1X

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

Differential Cover, 10-bolt, Aluminum, Polished, GM 8.5 in., Each

Part Number: YGA-32029

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Spider Gears, Open, Front or Rear, Internal Kit, Side Gears, Cross Pin and Bolt, GM, 8.5 in., 28 Spline, Kit

Part Number: YGA-16054

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

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Yoke, Differential Location, 30-spline Inner, Steel, Rear, GM 10.5 in. (14-bolt), Each

Part Number: YGA-41180

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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

Part Number: MGR-FS10-28

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Axle Shaft, Cut-To-Fit, Rear, 30-spline, 38.200 in./42.200 in., GM 10.5 in. (14-bolt), GM 11.5 in.

Part Number: YGA-21641

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT373T

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/27/2025

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Transmission Overflow Tank, Pro-X, Aluminum, Black, 1 qt. Capacity, GM TH400, Each

Part Number: TCI-228005

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RMG-831021TE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Gear, Ring and Pinion, 4.55:1 Ratio, Dana 44, Set

Part Number: SDH-22105-5X

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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

Part Number: MGR-MS10-28

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Throwout Bearing, 1 3/8 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-201

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

Axle Shaft, Front, 4340 Chromoly, 19 Spline, 9.940 in. Length, Dana 44, GM, Chevy, GMC, Jeep, Each

Part Number: YGA-21355

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

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Transmission Dipstick, Braided Stainless Steel, Natural, Transmission Mount, TH350, Each

Part Number: LOK-TD-3350TM

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Ring and Pinion Installation Kit, Master Kit, GM, 10.5 in., Kit

Part Number: MGR-R14RMKH

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/27/2025

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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: Monday 10/27/2025

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Chromoly Front Axle Shaft - Inner (Dana 44) GM 8.5" LH

Part Number: SDH-10007802

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Performance Mini Spool (GM 8.5 - 30 Spline)

Part Number: SDH-10015388

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Transmission Pan, Deep, Steel, Chrome, GM, TH400, Each

Part Number: BMM-20289

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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Differential Carrier Cases, Dana 44, 30 Spline, 3.73 and Down Ratio, Each

Part Number: YGA-20027

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

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