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Ring & Pinion Gears Ratio: 3.55
InfoVehicle Info Needed
MOTIVE GEARPART NUMBER: 683-G888355

Ring & Pinion Gears Ratio: 3.55

$30999
ShippingShips on Sep 14, 2026
Lowest PriceLowest Price Guarantee
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$11000
GM 12-Bolt Car Ring & Pinion 8.875" Diameter Ring Gear

555-60081

GM 12-Bolt Car Ring & Pinion 8.875" Diameter Ring Gear

$19999

GM 8.875" 12-Bolt
    Ring & Pinion Gears
  • Ratio: 3.55
  • Teeth: 39-11

  • For GM 8.875" passenger car
  • Ring Gear Diameter: 8.875"
  • Pinion Shaft Diameter: 1.625"
  • Standard gear rotation
  • Pinion Spline Count: 30
  • Cover Bolts: 12
  • Ring Gear Bolts: 12

    OEM-Quality Ring and Pinions

    Motive Gear Ring & Pinion Gears are the differential's critical point of power transfer and one of the easiest performance modifications to complete on a vehicle. Motive's high-quality Ring & Pinion Gears are made from 8620 steel for superior strength and come in a range of ratios, making them excellent factory replacements for both on-street and off-road vehicles.

Part TypeRing and Pinion
Product LineMotive Gear Ring & Pinion Gears
BrandMOTIVE GEAR
Package Height5.3
Package Width11.2
Package Length15.2
Weight15.99 PG
Part CategoryPerformance Parts
Ring Gear RotationStandard
Ring Gear Tooth Quantity39
Differential Carrier Break3.07 to 3.73
Cover Bolt Quantity12
Pinion Spline Count30
Ring Gear Material8620 Steel
Ring Gear Diameter8.875 in (225.4 mm)
Pinion Shaft Diameter1.625 in (41.3 mm)
Pinion Gear Tooth Quantity11
Axle TypeGM 8.875 in.
Ring Gear Bolt Quantity12
Part FitmentSemi Universal
Vendor Part NumberG888355
Package Qty1
Package TypeEA
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Please click here to download the instructions PDF file

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Some parts are not legal for use in California or other states with similar laws / regulations
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