1978 Transmission & Drivetrain

Axle C-Clip, 1.550 in. O.D,, 0.800 in. I.D., 0.150 in. Thick, Steel, Natural Finish, Each

Part Number: YGA-33083

4.89 out of 5 stars ( 38 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Manual Transmission and Installation Kit Combo, EasyFit Tremec TKX, 5 Gears, 1.125 in. - 26-spline, 31-spline Output, Crossmember, Mount, Chevy, Kit

Part Number: IST-EFKC3ETKX

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, No-Slip Traction System, 30-Spline, GM, 12-Bolt, Each

Part Number: PWT-92-0788-3005

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Manual Front Hub, Conversion, Chevy, Ford, GMC, with NP203 Transfer Case, Kit

Part Number: MMK-502

4.4 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Automatic Transmission Rebuild Kit, U-Build It, Steels, 5 Clutches, Gaskets, Seals, Filter, Chevy, TH400, Kit

Part Number: FTI-F4019-5

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Pan, Stock, Steel, EDP Coated Black, GM TH350, Each

Part Number: MRG-9765BMRG

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Flexplate, 168-Tooth, Billet Steel, Internal Balance, Chevy SB/BB with 2-Piece Rear Main Seal, 6 Bolt Crank, SFI 29.2, Each

Part Number: SUM-G128SFI

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Spartan Differential Locker, Dana 30, 27-spline Axle, Jeep, Ford, International, Each

Part Number: SPZ-17000

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gear, Ring and Pinion, 3.54:1 Ratio, Dana 60, Set

Part Number: MGR-D60-354

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Clutch Fork Pivot Ball, Adjustable, Steel, Chevy, Pontiac, Oldsmobile, Each

Part Number: SUM-700110

4.15 out of 5 stars ( 34 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Flexplate, Premium, 168 Tooth, 10.750 in./11.500 in. Bolt Pattern, Steel, Black E-Coated, Internal Balance, Chevy, Small Block, Each

Part Number: TCI-399602

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Gear, Ring and Pinion, 4.10:1 Ratio, Dana 60, Set

Part Number: RMG-79-0011-1

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Combo, Hurst, Shifter, Competition Plus, Installation Kit, Chevy, Muncie M-22, Muncie 4-Speed, Super T-10, Kit

Part Number: CMB-13-0081

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Clutch Kit, StreetPro Clutch, One Disc, 1.063 in. - 10-spline, Organic/Ceramic Disc, Pressure Plate, Throwout Bearing, Ford, Kit

Part Number: MCL-75200

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Flywheel, Billet Aluminum, 168-Tooth, Internal Engine Balance, 16.000 lbs., 2-Piece Rear Main Seal, SFI 1.1, Chevy, V8, Each

Part Number: RAM-2501

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential Carrier, Air Locker, Nodular Iron, 30-spline, Dana 44, Kit

Part Number: ARB-RD117

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Automatic Transmission, Forward Shift Pattern, Automatic Valve Body, Chevy, TH400, RWD, Each

Part Number: SUM-700400-1

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Pan, Deep, Aluminum, Natural, Case Fill, Ford, C-4, Each

Part Number: BMM-50281

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ring and Pinion, Chrysler 9.25 in., 3.92:1 Ratio, Standard Rotation, Set

Part Number: MGR-C9-25-392

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Flexplate, 168-Tooth, Steel, External Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevy, Each

Part Number: PIO-871003

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Wheel Bearing, Front Outer, Each

Part Number: TMK-SET3

4.65 out of 5 stars ( 26 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Ring and Pinion Gear Installation Kit, Master Overhaul, Dana 44, Kit

Part Number: YGA-14021

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 31-Spline, Chrysler 9.25 in., Each

Part Number: ETN-913A368

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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• $75 Summit Bucks

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT342

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential Carrier, Dura Grip Positraction, Traction-Lok, 28-spline, Rear, Ford 7.5 in., Ford, Mercury, Each

Part Number: YGA-26034

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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