1999 USA Standard Gear Parts and Accessories

8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: SPZ-36221

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Ring and Pinion Gears, 4.88:1 Ratio, 26-spline, Standard Ring Gear Rotation, AMC Model 35, Set

Part Number: SPZ-36238

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Ring Gear Rotation, Toyota Tacoma Rear 8 in., Set

Part Number: SPZ-36239

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USA Standard Ring & Pinion gear set for Toyota 7.5" in a 4.88 ratio

Part Number: SPZ-36243

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Ring and Pinion Gears, 5.29:1 Ratio, 23-spline, Standard Ring Gear Rotation, Toyota 7.5 in., Set

Part Number: SPZ-36244

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USA Standard Ring & Pinion gear set for Toyota 7.5" Reverse rotation in a 4.56 ratio

Part Number: SPZ-36245

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USA Standard Ring & Pinion gear set for Toyota 7.5" Reverse rotation in a 4.88 ratio

Part Number: SPZ-36246

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Differential Ring and Pinion, USA Standard Ring & Pinion gear set for Chrysler 8.25" in a 3.07 ratio

Part Number: SPZ-36350

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USA Standard Dana 30 Ring & Pinions

Part Number: SPZ-36446

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Differential Rebuild Kits, USA Standard Master Overhaul kit for the '98 & up GM 7.2" IFS

Part Number: SPZ-37141

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USA Standard Master Overhaul Kit for Toyota V6 & T4 with Solid Spacer and 29 Spline Pinion

Part Number: SPZ-37154

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USA Standard Gear replacement spider gear set for Dana 50, 30 spline

Part Number: SPZ-39007

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

Part Number: SPZ-39033

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Differential Carrier Gear Kit, USA Standard Gear standard spider gear set for '99-'00 GM 8.5", 30 spline

Part Number: SPZ-39037

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Differential Carrier Gear Kit, USA Standard spider gear set for GM 8.25 IFS

Part Number: SPZ-39038

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This is a complete package that includes front & rear ring & pinion sets along with the most complete master o

Part Number: SPZ-40001

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This is a complete package that includes front & rear ring & pinion sets along with the most complete master o

Part Number: SPZ-40003

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This is a complete package that includes front & rear ring & pinion sets along with the most complete master o

Part Number: SPZ-40005

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This is a complete package that includes front & rear ring & pinion sets along with the most complete master o

Part Number: SPZ-40007

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Ring and Pinion Gears, 5.38:1 Ratio, 12-bolt, 37-spline, Standard Gear Rotation, Dana 80, Set

Part Number: SPZ-36271

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USA Standard Ring & Pinion gear set for GM 9.25" IFS Reverse rotation in a 3.73 ratio

Part Number: SPZ-36276

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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: Dec 8, 2025 if ordered today

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USA Standard Ring & Pinion gear set for GM 9.25" IFS Reverse rotation in a 3.42 ratio

Part Number: SPZ-36286

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USA Standard Ring & Pinion gear set for Model 35 in a 5.13 ratio.

Part Number: SPZ-36301

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Estimated Ship Date: Dec 8, 2025 if ordered today

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