Ring & Pinion Gear Set GM 8.875" 12-Bolt 4.11 Ratio
Product Discontinued
US GEARPART NUMBER: 963-01-888411

Ring & Pinion Gear Set GM 8.875" 12-Bolt 4.11 Ratio

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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

GM 8.875"
    Ring & Pinion Gear Set
  • GM 8.875" 12-Bolt
  • 30-Spline
  • 9-37 Tooth Count
  • 4.11 Ratio

    Durable Gear Sets with Quiet Operation

    US Gear Ring & Pinion Gears are the highest-quality aftermarket replacements available on today's market and offer dependable strength and durability for your weekend warrior. Ring & Pinion Gears are the differential's critical point of power transfer and with these OEM-quality gear sets, your vehicle will deliver superior performance in the toughest conditions. US Gear Standard Finish Ring & Pinion Gears are available in a variety of sizes and styles to provide the necessary muscle to tame huge amounts of torque on the starting line.

Part TypeRing and Pinion
Product LineUS Gear Ring & Pinion Gears - Standard
BrandUS GEAR
Package Height5.25
Package Width11.0
Package Length15.5
Weight20.0 PG
Part CategoryPerformance Parts
Ring Gear RotationStandard
Pinion Gear Teeth9
Carrier SeriesN/A
QuantitySold as a set
Pinion Spline Count30
Ring Gear Diameter8.875 in (225.4 mm)
Ring And Pinion Ratio4.11
Pinion Shaft Diameter1.625 in (41.3 mm)
Installation Kit IncludedNo
Axle TypeGM 8.875 in.
Ring Gear Bolts12
Cover Bolts12
Ring Gear Teeth37
Vendor Part Number01-888411
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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