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

Yukon Gear & Axle Third Member Complete Assembly YDAF9-350SVO-31

DROPOUT ASSEMBLY

Part Number: YGA-13210

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

Summit Racing™ 9 in. Ford Grand National Rear-End Assemblies for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - SUM-CSUMCT006

Rear End Assembly, Grand National, Ford 9 in., 31-Spline Axles, 5 x 4.75 in. Pattern, G-Body Mounts, Kit

Part Number: SUM-CSUMCT006

Not Yet Reviewed

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Richmond Gear EXCel Ring and Pinion Sets GM75342TK GM 7.5/7.625 in. 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342TK

Not Yet Reviewed

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Motive Gear Differential Pinion Shims 1102

Pinion Shim Pack

Part Number: MGR-1102

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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

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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

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 )

Estimated Ship Date: Today

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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: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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

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