1978 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Yukon Gear & Axle Master Overhaul Kits YK D70-U

Ring and Pinion Gear Installation Kit, Master Overhaul, 29 Spline, Dana 70-U, Kit

Part Number: YGA-14040

1.0 out of 5 stars ( 1 )

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B&M Flexplates 10237

Flexplate, External Engine Balance, SFI 29.1, 6-Bolt, Chrysler, B/RB, 727, Each

Part Number: BMM-10237

4.36 out of 5 stars ( 11 )

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Allstar Performance Pilot Bushings and Bearings ALL26114

Pilot Bearing, Roller, Steel, Extended Length, Chevy, Each

Part Number: AAF-ALL26114

4.6 out of 5 stars ( 10 )

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Centerforce II Pressure Plates CFT361739

Pressure Plate, Centerforce II, Diaphragm-Style, 10.4 in. Disc Diameter, Each

Part Number: CTF-CFT361739

5.0 out of 5 stars ( 2 )

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Hays Hot Street Clutch Kits 93-1002

Clutch Kit, Hot Street, Billet Steel Flywheel, 11 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, Chevy, Kit

Part Number: HAY-93-1002

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Richmond Gear Ring and Pinion Sets 69-0052-1 Dana 60 4.10 Gears

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

Part Number: RMG-6900521

5.0 out of 5 stars ( 1 )

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B&M Shift Improver Kits 40262

Transmission Upgrade Kit, Shift Improver, Ford, C-6, Each

Part Number: BMM-40262

4.75 out of 5 stars ( 8 )

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Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-130 Dana 30/AMC 20 4.88 Gears

Ring and Pinon Complete Kit, CJ D30 STD/AMC 20 4.88

Part Number: MGR-MGK-130

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Yukon Gear & Axle U-Joint Strap Kits YY STR-002

U-Joint Straps, Steel, Natural, Pair

Part Number: YGA-41193

5.0 out of 5 stars ( 1 )

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RAM Billet Steel 164-Tooth Flywheel 1507

RAM Billet Steel 164-Tooth Flywheel 1507

Flywheel, Billet Steel, 164-Tooth, Internal Engine Balance, 34.000 lbs., SFI 1.1, Ford, V8, Each

Part Number: RAM-1507

Not Yet Reviewed

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Motive Gear Open Differential Internal Kits 8127092

Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L

Part Number: MGR-8127092

Not Yet Reviewed

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-30C4FMPAN36

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 36 in. Length, Ford, C-4, Each

Part Number: LOK-TD30C4FMPAN3

5.0 out of 5 stars ( 1 )

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LuK Clutch Kits 6273012770

Clutch Kit, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Chevy, Oldsmobile, Pontiac, Kit

Part Number: LUK-04-019

4.25 out of 5 stars ( 4 )

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Moog Premium U-Joints 315G

Universal Joint, Detroit 7260 Style, Greasable, Steel, Each

Part Number: MOG-315G

Not Yet Reviewed

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3727FM36

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 36 in. Length, Chrysler, 727, Each

Part Number: LOK-TD-3727FM36

4.71 out of 5 stars ( 7 )

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Timken Wheel Seals 9015S

Seal, Wheel Bearing, 2.565 in. Bore, 2.571 O.D., 2.000 in. Shaft, Each

Part Number: TMK-9015S

5.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Pinion Shims SK 25300

Pinion Shims, Steel, Kit

Part Number: YGA-55009

5.0 out of 5 stars ( 5 )

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ARP Bellhousing Bolt Kits 144-0901

Bellhousing Bolts, Hex, Steel, Black Oxide, Chrysler, Dodge, Plymouth, Small Block, Kit

Part Number: ARP-144-0901

4.1 out of 5 stars ( 10 )

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Yukon Gear & Axle Ring and Pinion Sets YG D60-411 Dana 60 4.11 Gears

Ring and Pinion Gears, 4.11:1, 29-spline, Standard Rotation, Dana 60, Thick Gear, 4.11:1 and Down Carrier, Set

Part Number: YGA-24060

Not Yet Reviewed

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Yukon Gear & Axle 4340 Chromoly Axles YA W46100

Axle Shaft, Front Outer Stub, 4340 Chromoly, 35 Spline, 12.00 in. Length, Dana 60, Each

Part Number: YGA-21373

4.8 out of 5 stars ( 5 )

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TransGo Performance Shift Kits SK 400

Automatic Shift Kit, THM400, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Car, Kit

Part Number: TRG-SK400

4.0 out of 5 stars ( 1 )

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McLeod Pilot Bearings and Bushings 8-1380-7

Pilot Bearing, 0.592 in. i.d., 1.380 in. o.d., Pontiac, Each

Part Number: MCL-8-1380-7

4.0 out of 5 stars ( 5 )

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Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3727FM

Transmission Dipstick, Black, Braided Stainless Steel, Firewall Mount, Chrysler, Torqueflite 727, Each

Part Number: LOK-XTD-3727FM

5.0 out of 5 stars ( 3 )

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Hays Street 450 Clutch Conversion Kits 91-1102

Clutch Kit, 450 Street, 11 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Part Number: HAY-91-1102

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG C9.25-411 Chrysler 9.25 in. 4.11 Gears

Ring and Pinion Gears, 4.11:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 9.25 in., Set

Part Number: SPZ-36020

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today