1973 USA Standard Gear Parts and Accessories

Dana 44 19/30Spline 4340 FRONT AXLE kit, w/ 297X, 71-77 BRONCO.

Part Number: SPZ-35065

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Differential Carrier, Power Lok, Positraction, Smooth Design, Chrysler 8.75 in., Rear, Steel, 41, 42, 89 Housings, Chrysler, Plymouth, Dodge, Each

Part Number: SPZ-59027

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Manual Trans Parts, Manual Transmission Synchro Sleeve

Part Number: SPZ-S0012

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Transfer Case Rebuild Kits, DANA 20 T-CASE BEARING KIT '73-'74 FORD

Part Number: SPZ-74481

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Spartan Differential Locker, Toyota 9.5 in., 30-spline Axle, Toyota, Each

Part Number: SPZ-17033

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Driveshaft, Rear, 2-piece, Assembled, Balanced, Steel, 31.250 in. Length, Ford, Each

Part Number: SPZ-44070

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Estimated Ship Date: Mar 23, 2026 if ordered today

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9" FORD BRG & SEAL KIT LM102910, KOYO BRGS

Part Number: SPZ-58043

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Master Overhaul kit Dana 70 HD differential

Part Number: SPZ-37023

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Manual Transmission Bearing Retainer, Manual Transmission Input Bearing Retainer

Part Number: SPZ-ZMMUNWT297-6

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 3.90:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 9.25 in., Set

Part Number: SPZ-36019

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA standard ring & pinion gear set for Ford 8" in a 3.80 ratio.

Part Number: SPZ-36118

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: SPZ-36173

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 70 in a 4.56 ratio

Part Number: SPZ-36090

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Estimated Ship Date: Mar 20, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Chrysler 9.25" in a 3.21 ratio

Part Number: SPZ-36017

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 29-spline, Standard Ring Gear Rotation, Chrysler 9.25 in., Set

Part Number: SPZ-36021

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Dana 70 in a 4.11 ratio

Part Number: SPZ-36089

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Master Overhaul kit Dana44, Kit

Part Number: SPZ-37084

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set

Part Number: SPZ-36183

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Differential Ring and Pinion, USA Standard Ring & Pinion gear set for Chrysler 8.25" in a 3.73 ratio

Part Number: SPZ-36349

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Master Overhaul kit Toyota, 9.5 in., Kit

Part Number: SPZ-37082

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Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36196

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 3.00:1 Ratio, 28-spline, Standard Rotation, Ford 9 in., Ford, Lincoln, Mercury, Rear, Set

Part Number: SPZ-36133

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Ring and Pinion Gears, 4.86:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36143

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Estimated Ship Date: Mar 23, 2026 if ordered today

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USA Standard Master Overhaul kit for Chrysler 8.75" #89 housing with 25520/90 differential bearings

Part Number: SPZ-37094

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Estimated Ship Date: Mar 23, 2026 if ordered today

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