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Chromoly Birfield Kits

  • Longfield 30 Spline Birfield/Axle Kit (FJ40)
    $512.00 Longfield 30 Spline Birfield/Axle Kit (FJ40)
    Longfield LJ70/RJ70 30-Spline 4340 Chromoly Super Set With larger tires and more horsepower being used on the trails these days upgrades to your axle are more critical than ever.  In a Toyota one of the common...

  • Longfield 30 Spline Birfield/Axle Super Set (FJ 40) Gun Drilled
    $629.00 Longfield 30 Spline Birfield/Axle Super Set (FJ 40) Gun Drilled
    Longfield LJ70/RJ70 Gun Drilled 30-Spline 4340 Chromoly Super Set The Longfield Gun Drilled 30-Spline Birfields are made out of 100% chromoly and are precision polished to remove any imperfections that may cause stress...