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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
    $699.99 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...

  • GM 8.5" Elite Heli-Trac Spiral Gear Posi LSD 28 Spline
    $546.00 GM 8.5" Elite Heli-Trac Spiral Gear Posi LSD 28 Spline
    Elite Heli-Trac Posi LSD Elite Heli-Trac LSD uses the latest spiral gear technology to produce one of the longest lasting and best performing differentials on the market today. No more clutch chatter or worn out parts...