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1990 GMC C1500

1990 GMC C1500 Spider Gear Kits

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Yukon Dura Grip Spider Gear Set for GM 8.5" Differential with 30 spline axles
Part Number: YUKYPKGM85P30
Guaranteed to Fit
$323.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in., 30 Spline
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in., 30 Spline
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in., 30 Spline
Product Details
Location : Rear AxleNotes : Fits Yukon Dura Grip or Eaton positractions. It is not compatible with a factory Gov-Loc positraction.Axle Type : GM 8.5 in. and 8.6 in.Spline Count : 30Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Side Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

USA Standard Gear standard spider gear set for GM 8.5", 30 spline
Part Number: YSTZIKGM85S30
Guaranteed to Fit
$131.49
Vehicle Fitment
  • 1990 GMC C1500 All Submodels All Engines
Product Details
Location : Rear AxleNotes : 30 Spline Open DifferentialAxle Type : GM 8.5 in.Spline Count : 30Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year USA Standard Gear limited warrantyQuantity Sold : KitProp 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.

USA Standard Gear standard spider gear set for GM 8.5", 28 spline
Part Number: YSTZIKGM85S28
Guaranteed to Fit
$127.49
Vehicle Fitment
  • 1990 GMC C1500 All Submodels All Engines
Product Details
Location : Rear AxleNotes : 28 Spline Open DifferentialAxle Type : GM 8.5 in.Spline Count : 28Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year USA Standard Gear limited warrantyQuantity Sold : KitProp 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.

USA Standard Gear standard spider gear set for 1999-2000 GM 8.5", 30 spline
Part Number: YSTZIKGM85S30V2
Guaranteed to Fit
$141.99
Vehicle Fitment
  • 1990 GMC C1500 All Submodels All Engines
Product Details
Recommended Use : Performance ReplacementWarranty : 1 year USA Standard Gear limited warrantyQuantity Sold : KitProp 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.

Yukon standard open spider gear kit for 8.5" GM with 30 spline axles
Part Number: YUKYPKGM85S30
Guaranteed to Fit
$199.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in. 10 Bolt
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in. 10 Bolt
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in. 10 Bolt
Product Details
Location : Rear AxleNotes : Open Differential with 30 Spline AxlesAxle Type : GM 8.5 in.Spline Count : 30Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

Yukon standard open spider gear kit for 8.5" GM with 28 spline axles
Part Number: YUKYPKGM85S28
Guaranteed to Fit
$199.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in., 28 Spline
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in., 28 Spline
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in., 28 Spline
Product Details
Location : Rear AxleNotes : Open Differential with 28 Spline AxlesAxle Type : GM 8.5 in.Spline Count : 28Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

Yukon standard open spider gear kit, 33 spline GM 9.25" IFS and GM 9.5" axles
Part Number: YUKYPKGM95S33
Guaranteed to Fit
$316.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 9.5 in.
Product Details
Location : Rear AxleNotes : Open Differential; This Kit Works for Chrysler 9.25 in. Fronts OnlyAxle Type : GM 9.5 in.Spline Count : 33Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

Eaton-type 14 plate Carbon Clutch Set for 9.5" GM and 9.75" Ford
Part Number: YUKYPKGM95PC14
Guaranteed to Fit
$350.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 9.5 in.
Product Details
Location : Rear AxleNotes : Eaton PositractionAxle Type : GM 9.5 in.Spline Count : 33Recommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

14 Plate Dura Grip Comp Clutches GM 8.2"/GM 8.5"/12T/12P/Ford 8.8"/CastIronVette
Part Number: YUKYPKGM12PCDG1
Guaranteed to Fit
$368.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in.
Product Details
Location : RearNotes : Dura Grip PositractionAxle Type : Ford 8.8 in. and GM, 8.2 in., 8.5 in. and 8.6 in.Spline Count : 30Recommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

14 Plate Carbon Clutches, GM 8.2"/GM 8.5"/12T/12P/Ford 8.8"/Cast Iron Vette
Part Number: YUKYPKGM12PC14
Guaranteed to Fit
$399.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in.
Product Details
Location : RearNotes : Dura Grip PositractionAxle Type : Ford 8.8 in. and GM, 8.2 in., 8.5 in. and 8.6 in.Spline Count : 30Recommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

18 Plate Steel Clutch Set, GM 8.2"/GM 8.5"/12T/12P/Ford 8.8"/Cast Iron Vette
Part Number: YUKYPKGM12PC18
Guaranteed to Fit
$493.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 8.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 8.5 in.
Product Details
Location : RearNotes : Dura Grip PositractionAxle Type : Ford 8.8 in. and GM, 8.2 in., 8.5 in. and 8.6 in.Spline Count : 30Recommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

Yukon Dura Grip Spider Gear Set for GM 9.5" Differential with 33 spline axles
Part Number: YUKYPKGM95P33DG
Guaranteed to Fit
$534.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 9.5 in.
Product Details
Location : Rear AxleNotes : Dura Grip PositractionAxle Type : GM 9.5 in.Spline Count : 33Includes : Two Side Gears, Four Pinion Gears, Cross Pin Shaft, Roll Pin and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

Yukon positraction internals for 9.5" GM with 33 spline axles
Part Number: YUKYPKGM95P33
Guaranteed to Fit
$599.89
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra All Engines RWD, GM 9.5 in.
  • 1990 GMC C1500 Sierra SLE All Engines RWD, GM 9.5 in.
Product Details
Location : Rear AxleNotes : Eaton PositractionAxle Type : GM 9.5 in.Spline Count : 33Includes : Two Side Gears, Four Pinion Gears, Cross Pin Shaft, Roll Pin and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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.

USA Standard Gear standard spider gear set GM 9.5"/Pre '06 GM 9.25IFS, 33 spline
Part Number: YSTZIKGM95S33
Guaranteed to Fit
$140.99
Vehicle Fitment
  • 1990 GMC C1500 Sierra SLX All Engines RWD
  • 1990 GMC C1500 Sierra SLE All Engines RWD
  • 1990 GMC C1500 Sierra All Engines RWD
Product Details
Location : Rear AxleNotes : Open DifferentialAxle Type : GM 9.5 in.Spline Count : 33Includes : Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust WashersRecommended Use : PerformanceWarranty : 1 year USA Standard Gear limited warrantyQuantity Sold : KitProp 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.

14 Plate Carbon Clutch Replacement Kit for GM 7.5in. Differential
Part Number: YUKYPKGM75PC14
Universal Fit
$299.89
Product Details
Warranty : Lifetime Yukon Gear & Axle limited warrantyQuantity Sold : KitProp 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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How Does Rear-Wheel Drive Work?
How Does Rear-Wheel Drive Work?Rear-wheel drive powertrains have several different arrangements. The most prevalent type has the engine mounted longitudinally in the vehicle’s front end along with the transmission and a spinning driveshaft carrying power to the rear axle that propels the vehicle.
Your Guide to How Spider Gears Work, Plus FAQs
Your Guide to How Spider Gears Work, Plus FAQsInside the differential case, there are two side gears and two pinion gears. The pinion gears are technically the spider gears, but many people simply refer to all four of the gears as spider gears. A spider gear is an example of a bevel gear that rotates around the differential case.