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Buick Wildcat Differential Cases

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YC GM12P-DG-4 Yukon Dura Grip case, GM 12 bolt car, 4 series
Part Number: YUKYCGM12PDG4
Vehicle Info Required to Guarantee Fit
$385.89
Product Details
Location : RearNotes : Dura Grip; 12 Bolt Passenger CarAxle Type : GM 8.875 in.Spline Count : 30 and 33Gear Ratio : 4.10 and upProduct Fit : Direct FitRecommended Use : Performance ReplacementWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

YC GM12P-DG-3 Yukon Dura Grip case, GM 12 bolt car, 3 series
Part Number: YUKYCGM12PDG3
Vehicle Info Required to Guarantee Fit
$385.89
Product Details
Location : RearNotes : GM 12 Bolt Passenger CarSpline Count : 30 and 33Gear Ratio : 3.08 to 3.90Product Fit : Direct FitRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

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Helpful Automotive Resources

Your Guide to How Spider Gears Work, Plus FAQs
Your Guide to How Spider Gears Work, Plus FAQsA spider gear is an example of a bevel gear that rotates around the differential case. The spider gears are necessary for the tires to rotate smoothly at various speeds while turning.