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Posi Units

Viper Grip posi, GM / Dodge 11.5" rear, 30 spline

Viper Grip Limited Slip Positraction Unit GM / DODGE 11.5″, fits all ratios, 30 Spline (VGGM11.5-30-1)

Viper Grip posi Dodge 8.25" rear, 27 spline

Viper Grip Limited Slip Positraction Unit, Dodge 8.25″, 2.56-Up, 27 Spline (VGC8.25-27-1)

Viper Grip posi, Dodge 9.25" ZF Rear, 31 Spline

Viper Grip Limited Slip Positraction Unit, Dodge 9.25″ ZF, 31 Spline, 2011+ (VGC9.25ZF-31-1)

Viper Grip posi, Dana 60 rear, 35 spline

Viper Grip Limited Slip Positraction Unit, Dodge/Ford/GM Dana 60, 4.10-Down, 35 Spline (VGD60-3-35)

Viper Grip posi, Dodge / Ford Dana 80 rear, 35 spline

Viper Grip Limited Slip Positraction Unit, Ford / Dodge Dana 80, 3.73-down, 35 Spline (VGD80-3-35)

Viper Grip posi, Dodge / Ford Dana 80 rear, 35 spline

Viper Grip Limited Slip Positraction Unit, Ford / Dodge Dana 80, 4.10-Up, 35 Spline (VGD80-4-35)

Viper Grip posi, Dana 44 rear, 30 spline

Viper Grip Limited Slip Positraction Unit, Ford / Jeep Dana 44, 3.92-Up, 30 Spline (VGD44-4-30-1)

Viper Grip posi Ford 7.5, 28 spline

Viper Grip Limited Slip Positraction Unit, Ford 7.5″ Rear, 28 Spline (VGF7.5-28)

Viper Grip Posi Ford 8.8 rear, 31 spline

Viper Grip Limited Slip Positraction Unit, Ford 8.8″ Rear, 31 Spline (VGF8.8-31-1)

Viper Grip Limited Slip Positraction Unit, Ford 8.8″, 28 Spline, (VGF8.8-28-1)

Viper Grip posi Ford 9.75" rear, 34 spline

Viper Grip Limited Slip Positraction Unit, Ford 9.75″ Rear, 34 Spline (VGF9.75-34-1)

Viper Grip posi, Ford 9" rear

Viper Grip Limited Slip Positraction Unit, Ford 9″, 31 Spline (VGF9-31-SM)