1979 CHEVROLET K20 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options

Perfection OE Replacement 168-Tooth Flywheel 50-6504

Flywheels, OE Replacement, Ductile Iron, 168-tooth, Internal Engine Balance, Chevy, GMC, Pontiac, Each

Part Number: PFT-50-6504

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350400FM36

Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350400FM36

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, TH350, TH400, Each

Part Number: LOK-TD350400FM36

4.79 out of 5 stars ( 38 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Richmond Gear Complete Ring and Pinion Installation Kits 83-1018-1

Ring and Pinion Installation Kit, GM 8.875 in., Truck 12-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310181

3.64 out of 5 stars ( 14 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Spicer Drivetrain Products Differential Cover Kits 10023536

Differential Covers, Differential Cover Kits, Dana 44, 10-bolt, Nodular Iron, Silver Hammertone Powdercoated, Bolts, Gaskets, Kit

Part Number: SDH-10023536

4.95 out of 5 stars ( 21 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2400HT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-XKD-2400HT

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Summit Racing™ OE Replacement 168-Tooth Flywheel SUM-700086

Flywheel, Cast Iron, 168-tooth, 30 lbs., External Engine Balance, Chevy, GMC, 400, Each

Part Number: SUM-700086

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Motive Gear Master Ring and Pinion Installation Kits RA28LRMK

Ring and Pinion Installation Kit, Master Kit, Dana 44, Chevy, Dodge, Ford, GMC, International, Jeep, Kit

Part Number: MGR-RA28LRMK

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

TCI Master Racing Overhaul Kits 259000

Automatic Transmission Rebuild Kit, Master Racing, GM, TH400, Kit

Part Number: TCI-259000

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

TCI Transmission Pans 328000

Automatic Transmission Pan, Deep, Aluminum, Natural, GM, TH350, Each

Part Number: TCI-328000

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Richmond Gear EXCel Ring and Pinion Sets 12BT308 GM 8.875 in. (12-bolt) truck 3.08 Gears

Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Richmond Gear EXCel Ring and Pinion Sets GM85342 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Lokar Hi-Tech Kickdown Kits KD-2350HTBLACK

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

Part Number: LOK-KD2350HTBLAC

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

USA Standard Gear Transfer Case Bearing Kits ZTBK205GDM

Transfer Case Rebuild Kit, New Process 205, GM/Dodge Direct Mount, Kit

Part Number: SPZ-78653

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Mr. Gasket Automatic Transmission Oil Pans 9796BMRG

Transmission Pan, Stock, Aluminum, EDP Coated Black, GM TH400, Each

Part Number: MRG-9796BMRG

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

McLeod Street Level Clutch Kits 75024

Clutch Kit, Street Level, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75024

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Richmond Gear EXCel Ring and Pinion Sets 12BT373 GM 8.875 in. (12-bolt) truck 3.73 Gears

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

Part Number: RMG-12BT373

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Motive Gear Master Ring and Pinion Installation Kits R10RMKT

Ring and Pinion Installation Kit, Master Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RMKT

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3350400FM36

Transmission Dipstick, Braided Stainless Steel Housing, Black Handle, Chevy, TH350, TH400, Each

Part Number: LOK-XTD350400FM3

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Yukon Gear & Axle Differential Pinion Yokes YY GM8.5-1350-C

Yoke, Differential Location, 30-spline Inner, Cast Steel, GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-41092

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Centerforce Dual Friction Clutch Discs DF384148

Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Disc, Buick, Chevy, GMC, Pontiac, V8, Each

Part Number: CTF-DF384148

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Lokar Hi-Tech Kickdown Kits KD-2400U

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD-2400U

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Centerforce Performance Clutch Discs 383735

Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Disc, GM, Each

Part Number: CTF-383735

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Centerforce Performance Clutch Discs 384148

Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Disc, Buick, Chevy, GMC, Pontiac, V8, Each

Part Number: CTF-384148

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Pioneer 168-Tooth Flywheel FW-100

Flywheel, OEM Cast, 168-Tooth, 30 lb., Internal Engine Balance, Chevy, GMC, Each

Part Number: PIO-FW100

4.0 out of 5 stars ( 31 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

McLeod Nodular Iron 153-Tooth Flywheel 450300

Flywheel, 153 Tooth, Nodular Iron, Chevrolet, V8, Internal Balance, Each

Part Number: MCL-450300

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025