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

Motive Gear Differential Pinion Shims 1102

Pinion Shim Pack

Part Number: MGR-1102

4.33 out of 5 stars ( 3 )

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USA Standard Gear ZG Series Ring and Pinion Sets ZG F8.8-488 Ford 8.8 in. 4.88 Gears

Ring and Pinion Gears, 4.88:1 Ratio, 30-spline, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: SPZ-36127

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Hurst Ring and Pinion Sets 02-127 GM 8.875 in. (12-bolt) truck 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-127

Not Yet Reviewed

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Motive Gear Pinion Nuts PNF935

Pinion Nut, Steel, Ford, 9 in., 35-Spline Pinion, Each

Part Number: MGR-PNF935

Not Yet Reviewed

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Eaton Electronic ELocker 30 Spline Differential GM 8.6 Inch 19659-010

Differential, Posi Performance, Electric Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-19659-010

Not Yet Reviewed

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Yukon Gear & Axle Zip Lockers Dana 60/61 YZLD60-3-35

Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.10 Down Ratio, Each

Part Number: YGA-34022

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets AM20354 AMC Model 20 3.54 Gears

Ring and Pinion Kit

Part Number: RMG-AM20354

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

Hurst Ring and Pinion Sets 02-128 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-128

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

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2267 Ford 8 in. 3.25 Gears

Ring and Pinion Gears and Installation Kit, 8.0" FORD 3.25 REAR R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI

Part Number: YGA-12521

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2269 Ford 8 in. 3.80 Gears

Ring and Pinion Gears and Installation Kit, 8.0" FORD 3.80 REAR R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI

Part Number: YGA-12523

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

OMIX-ADA Axle Drive Flange Components for 1976-1983 CJ5, 1976-1986 CJ7, 1981-1985 SCRAMBLER - 16533.08

Dust Shield, Outer Axle, AMC 20, Jeep, Each

Part Number: OMX-1653308

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Zip Lockers Dana 60/61 YZLD60-4-35

Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.56 Up Ratio, Each

Part Number: YGA-34024

Not Yet Reviewed

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Yukon Gear & Axle Mini Spools YP MINSGM8.5-28

Mini Spool, Steel, 28-spline, 10-bolt, GM 8.5 in., Each

Part Number: YGA-32232

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG GM12T-456T GM 8.875 in. (12-bolt) truck 4.56 Gears

USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36180

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Yukon Gear & Axle 4340 Chromoly Axles for 1975-1979 F-250 - YA W38813

Left hand inner 4340 Chromoly axle shaft for '75-'79 Ford F250, uses 5-760X u/joint

Part Number: YGA-21669

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

USA Standard Gear Axle Shafts ZA G26013313

Axle Shaft, 30-Spline, 33.375 in. Length, Rear, Chevy, GMC, Each

Part Number: SPZ-35055

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Crown Automotive Ring and Pinion Gears J8127072 AMC Model 20 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, 28-spline, Standard Rotation, AMC Model 20, Set

Part Number: CWA-J8127072

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

ARB Air Locker 35 Spline Differential Dana 70/80 RD172

Differential Carrier, Air Locker, Nodular Iron, Kit

Part Number: ARB-RD172

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLASH-03

SEAL HOUSING FOR Dana 44, ZIP LOCKER.

Part Number: YGA-34013

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG C8.25-321 Chrysler 8.25 in. 3.21 Gears

Ring and Pinion Gears, 3.21:1 Ratio, 27-spline, Standard Ring Gear Rotation, Chrysler 8.25 in., Set

Part Number: SPZ-36008

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Yukon Gear & Axle Replacement Inner Dust Shields YSPBF-037

D30 PLASTIC FRONT AXLE DUST SHIELD for INNER AXLE SHAFT

Part Number: YGA-33442

Not Yet Reviewed

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Dorman Ring and Pinion Sets 697-335 Dana 30 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, Dana 30, Set

Part Number: RNB-697-335

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-373T GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24480

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG F9-513 Ford 9 in. 5.13 Gears

Ring and Pinion Gears, 5.13:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36145

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

Crown Automotive Differential Carrier Replacement Parts J8126232

Crown Automotive Differential Carrier Replacement Parts J8126232

Axle Shaft Slinger, Left or Right, Front, Outer, This Item Is Not Painted, Metal,

Part Number: CWA-J8126232

Not Yet Reviewed

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