1978 USA Standard Gear Parts and Accessories

USA Standard Gear open spider gear set for Dana Spicer 30, 27 spline

Part Number: SPZ-39005

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Axle Shaft, 28-spline, 29.5 in. Length, Rear, GM 8.2 in., GM 8.5 in., Chevy, Each

Part Number: SPZ-35051

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Transfer Case Bearing and Seal Overhaul Kit, Transfer Case Bearing and Seal Overhaul Kit

Part Number: SPZ-ZTBK20

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Estimated Ship Date: Apr 10, 2026 if ordered today

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9.25" CHY REAR PINION KIT, KOYO BRGS

Part Number: SPZ-60004

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37058

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Axle 8.2" & 8.5" GM REAR, '68-'81 PASSSHAFT, 30-1/8", 2.780" SMALL HUB, 28spl, 1 SIDE

Part Number: SPZ-11951

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USA Standard Ring & Pinion gear set for Toyota Landcruiser in a 4.56 ratio

Part Number: SPZ-36257

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Dana 44 19/30Spline 4340 FRONT AXLE kit w/ 297X, 74-79 WAGONEER, DRUM BRAKE

Part Number: SPZ-35067

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Estimated Ship Date: Apr 9, 2026 if ordered today

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USA Standard Master Overhaul kit for Toyota 7.5" IFS differential, four-cylinder only

Part Number: SPZ-37106

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Estimated Ship Date: Apr 9, 2026 if ordered today

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USA Standard 4340 Chrome-Moly replacement axle kit for '74-'79 Jeep Wagoneer, Dana 44 w/Disc Brakes, w/Super J

Part Number: SPZ-35140

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Estimated Ship Date: Apr 9, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Ford 9" in a 5.29 ratio

Part Number: SPZ-36146

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Estimated Ship Date: Apr 9, 2026 if ordered today

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USA Standard Master Overhaul kit Dana 70 differential

Part Number: SPZ-37022

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Estimated Ship Date: Apr 9, 2026 if ordered today

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D44 19/30spl FRONT AXLE KIT w/ Super-Joint, BRONCO & F150 (ASSM_REQ)

Part Number: SPZ-35137

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, GM, 7.5 in., Set

Part Number: SPZ-36199

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Differential Rebuild Kits, USA Standard Pinion installation kit for D44 Front

Part Number: SPZ-60022

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Crosspin, Replacement, Steel, Spartan, Long, Rear, Ford 9 in., Each

Part Number: SPZ-17021

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Estimated Ship Date: Apr 9, 2026 if ordered today

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4340 Chromoly axle, 74-79 Wagoneer, LH Inner, uses 5-760X u/joint

Part Number: SPZ-35090

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 7.5 in., Set

Part Number: SPZ-36277

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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USA Standard Gear replacement spider gear set for Dana 60, 32 spline

Part Number: SPZ-39033

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Axle 7.5 & 8.8 FORD REAR, 79-93 MUSTANG, T-BIRD, COUGAR, 29-1/4", 4 LUG, 28spl, 1563 BRG, 1 SIDE

Part Number: SPZ-11991

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Estimated Ship Date: Apr 9, 2026 if ordered today

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D44 27/30spl FRONT AXLE KIT, w/ 297X, 71-80 SCOUT (ASSM_REQ)

Part Number: SPZ-35133

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Estimated Ship Date: Apr 13, 2026 if ordered today

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63-79 CI VETTE BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58052

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Axle 7.5" GM REAR, 28-7/16" LONG, MONTE CARLO & EL CAMINO, 26spl, 7/16 WHEEL STUDS

Part Number: SPZ-12220

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Estimated Ship Date: Apr 13, 2026 if ordered today

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D60 REAR PINION KIT, KOYO BRGS

Part Number: SPZ-60017

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Estimated Ship Date: Apr 16, 2026 if ordered today

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