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GM 8.5" 10-Bolt Black Aluminum Front Differential Cover

Part Number: SP4900BK

Availability: In stock

GM 8.5" 10-Bolt Black Aluminum Front Differential Cover
1-2 days of shipping
Inhouse technician available
P65 Warning WARNING: Cancer and Reproductive Harm -



Top Street Performance is proud to offer a one-year warranty.

TSP's differential covers add a bit of style to your undercarriage. Available in multiple styles and materials, they are designed to provide a perfect fit and protect your important powertrain from dust and road debris.

Black Series by TSP


Cover MaterialAluminum
Cover FinishBlack
Cover DesignFinned
Cover Bolts10
Ring Gear Bolts10
Filler PlugIncluded
Drain PlugNot Included
GasketNot Included
HardwareNot Included


GM 8.5" 10-Bolt Front Differential


  • Fits 1978-1987 GM 1/2-ton (1500) and 3/4-ton (2500) trucks
  • Fits front differential only

Additional Information

Make Chevrolet, GMC
Engine Type Universal
Transmission Type Universal
Axle Type GM 8.5"
Warranty N/A
Maximum Voltage N/A

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