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GM 9.5" 12 Bolt

  • GM 9.5" 12 Bolt Detroit Truetrac Posi 33 Spline 917A732
    $646.62 GM 9.5" 12 Bolt Detroit Truetrac Posi 33 Spline 917A732
    The Detroit Truetrac is a helical-gear style performance differential that maximizes wheel traction and enhances driving and handling characteristics. Operation The Truetrac operates as a standard or open differential...

  • GM 9.5" Chevy 12 Bolt Powergrip 33 Spline Posi LSD
    $570.00 GM 9.5" Chevy 12 Bolt Powergrip 33 Spline Posi LSD
    New Clutch type posi differential provides aggressive yet smooth traction, perfect for street and performance applications. These units are fully rebuildable and use Eaton type internal components. We recommend using...