1978 JEEP CJ7 Transmission & Drivetrain

USA Standard Gear Spools and Mini Spools ZP FSM20-3-29

USA Standard steel spool for Model 20 with 29 spline axles, 3.08 & up

Part Number: SPZ-59020

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Timken Pinion Bearings 31594

Tapered Bearing, Roller, Each

Part Number: TMK-31594

5.0 out of 5 stars ( 2 )

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Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3400TM

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-3400TM

Transmission Dipstick, Braided Stainless Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, TH400, Each

Part Number: LOK-XTD-3400TM

3.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Sets YG D30-373 Dana 30 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 30, Set

Part Number: YGA-24019

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Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Standard Motor Neutral and Backup Safety Switches NS-15

Switch - Neutral/Backup

Part Number: SMP-NS15

5.0 out of 5 stars ( 3 )

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ATP Automatic Transmission Inline Filter Kits JX-150

Transmission Filter, Inline, Hose Barbs, fits 5/16 in. Lines, 2 Hoses, 4 Clamps, Kit

Part Number: ATP-JX150

5.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Lifetime Series U-Joints YUJ799

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

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Moog Super Strength U-Joints 231

4.5 out of 5 stars ( 11 )

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Crown Automotive Clutch Bellcrank Brackets for 1976-1983 CJ5, 1976-1986 CJ7, 1981-1985 SCRAMBLER - J5355339

Clutch Bellcrank Bracket, Bolt-on, Steel, Natural, Left Hand Bellcrank Pivot, Jeep, Each

Part Number: CWA-J5355339

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Timken Pinion Bearing Races 31520

Pinion Bearing Race, 3.000 in. Diameter, Each

Part Number: TMK-31520

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Yukon Gear & Axle Ring and Pinion Sets YG M20-456 AMC Model 20 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 38-spline, Standard Ring Gear Rotation, AMC Model 20, Set

Part Number: YGA-24176

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

OMIX-ADA Shifter Boot Retaining Rings 18881.19

Shifter Boot Ring, Round, Steel, Natural, Jeep, Each

Part Number: OMX-1888119

3.0 out of 5 stars ( 1 )

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TCI TH400 Direct Piston Release Springs 221600

Direct Springs for TH400 High Gear(16)

Part Number: TCI-221600

3.5 out of 5 stars ( 2 )

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FTI Performance MR Series 2,600-2,800 Stall Torque Converter MR3380

Torque Converters, MR Series, Hard Hitting, 1.703 in. Crank Pilot Diameter, 30-spline, 9.500 in. Diameter, Race Usage, TH350, TH400, Each

Part Number: FTI-MR3380

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Crown Automotive Clutch Bellcrank Brackets for 1976-1983 CJ5, 1976-1986 CJ7, 1981-1986 SCRAMBLER - J5360112

Clutch Bellcrank Bracket, Bolt-on, Steel, Natural, Right Hand Bellcrank Pivot, Jeep, Each

Part Number: CWA-J5360112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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BDS Suspension Transfer Case Drop Kits for 1976-1983 CJ5, 1976-1986 CJ7 - BDS124000

Transfer Case Lowering, Steel, Jeep, Kit

Part Number: BDX-BDS124000

Not Yet Reviewed

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Crown Automotive Engine Separator Plates J3213743

Separator Plate, Engine To Bellhousing, Steel, Natural, Jeep, Each

Part Number: CWA-J3213743

3.0 out of 5 stars ( 2 )

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Crown Automotive U-Joint Strap Kits 4006928K

U-Joint Straps, Spicer 1310-Spicer 1330 Combination, Steel, Natural, Dodge, Jeep, Kit

Part Number: CWA-4006928K

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Crown Automotive U-Joint Strap Kits 4006698K

U-Joint Straps, Steel, Natural, Dana 35, Dodge, Jeep, Kit

Part Number: CWA-4006698K

5.0 out of 5 stars ( 1 )

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Spicer Drivetrain Products End Yokes 2-4-3581-1X

End Yoke 1330 Series

Part Number: SDH-2-4-3581-1X

Not Yet Reviewed

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South Bend Clutch Stage 1 Heavy-Duty Clutch Kits for 1976-1979 CJ5, CJ7, 1976-1978 DJ5 - K01015A-HD

Clutch Kit, Stage 1 Heavy-Duty, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, Jeep, 5.0L, Kit

Part Number: SBB-K01015A-HD

Not Yet Reviewed

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Yukon Gear & Axle 27 Spline Differential Carrier Cases Dana 30 YC D706008-X

Dana 30 Standard Open case, 3.73 & up, bare.

Part Number: YGA-20114

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Crown Automotive Transmission Installation Kits T90-BSG

Rebuild Kit, Installation Kit, Jeep, Willys, T90, T150, Kit

Part Number: CWA-T90BSG

4.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Differential Pinion Nuts YSPPN-009

Differential Pinion Nut, 3/4-16 in. Thread, Steel, Each

Part Number: YGA-33143

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Auburn Gear Select-A-Loc 29 Spline Differential AMC Model 20 545006

Differential, Auburn, Locker, 29-Spline, AMC 20, 12-Bolt, Each

Part Number: AUB-545006

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Spicer Drivetrain Products Wheel Bearings 706111X

Outer Wheel Bearing Kit - Dana 30

Part Number: SDH-706111X

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