1981 CHEVROLET K20 Transmission & Drivetrain

Flexplate, Gold Series, 168-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, TH350, TH400, TH700-R4, Chevy, Small Block, GM V6, Each

Part Number: PQX-1835001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Throwout Bearing, Buick, Chevy, GMC, Oldsmobile, Pontiac, L6, V6, V8, Each

Part Number: CTF-N1716

4.83 out of 5 stars ( 47 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: LOK-KD-2350U

4.52 out of 5 stars ( 33 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each

Part Number: YGA-55048

4.85 out of 5 stars ( 26 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Flexplate, Chevy, Heavy Duty, 168- Tooth, Each

Part Number: PIO-FRA-100HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Automatic Transmission Pan, Stock, Steel, Chrome, GM TH400, Each

Part Number: TCI-228011

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Transmission Pan, Deep, Steel, EDP Coated Black, GM TH400, Each

Part Number: MRG-9786BMRG

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

U-Joint, Spicer 1350-1410 Style, Steel, Each

Part Number: YGA-42006

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Clutch Fork, Steel, Zinc Chromate, Buick, Chevy, GMC, Oldsmobile, Pontiac, L6, V6, V8, Each

Part Number: LAK-15500

3.14 out of 5 stars ( 22 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Flywheel, 90.9mm Crankshaft Bolt Circle, 12mm Bore, 320mm Pressure Plate Bolt Circle, Dual Pattern, 63mm Pilot I.D., 30.2mm Thick, No Dowels, GM, Each

Part Number: LUK-LFW101

3.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Flexplate, Gold Series, 153-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, TH350, Chevy, Small Block, GM V6, Each

Part Number: PQX-1835002

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Flexplate Dust Shield, Steel, Chrome, Chevy, 700R4, Each

Part Number: MRG-5135

2.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Cover, 14-bolt, Steel, Natural, GM 9.5 in., Each

Part Number: YGA-32333

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: MGR-R10R

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Axle Shaft, Front, Dana 44, Each

Part Number: SDH-41677

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Yokes, Slip Yokes, Spicer 1310, 16-spline Inner, Steel, 6.813 in. Overall Length, for Slip-style Driveshafts, Rear Differential Position, Each

Part Number: SDH-2-3-8001KX

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

U-Joint, Spicer 1350 Universal Joint Style, Greasable, Steel, Round Plain Bearing Caps, AMC, Buick, Chevrolet, Dodge, Ford, GMC, Jeep, Pontiac, Each

Part Number: YGA-42010

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: MGR-MS10-28

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

U-Joint, Spicer 1310-1330 Style, Steel, Each

Part Number: YGA-42005

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Throwout Bearing, 1.375 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-104

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RPK

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Pinion Bearing Kit, GM 8.875 in. Truck, Koyo Bearings, Chevy, GMC, Kit

Part Number: MGR-R12RPK

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: MGR-MS12C

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Differential Carrier Bearing, Steel, Each

Part Number: TMK-SET42

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air