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28 Spline

  • GM 8.5" Yukon Duragrip Posi LSD 28 Spline YDGGM8.5-3-28-1
    $398.00 GM 8.5" Yukon Duragrip Posi LSD 28 Spline YDGGM8.5-3-28-1
    Yukon Duragrip Posi LSD The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction...

  • GM 8.5" Detroit Truetrac Posi 28 Spline 912A556
    $649.99 GM 8.5" Detroit Truetrac Posi 28 Spline 912A556
    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 8.5" Eaton Posi LSD 28 Spline 19557-10
    $677.99 GM 8.5" Eaton Posi LSD 28 Spline 19557-10
    The Eaton Posi limited-slip differential prevents wheel slip before it can get started. To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind each differential side gear. When...