Trail-Gear Longfield Birfield, 27 Spline Chromoly

The Longfield™ birfields are made out of 100% chromoly.  The Longfield™ birfield housing is made out of forged 4340 chromoly steel. The internals of our Longfield™ birfields are made out of 4340 chromoly steel and then dual heat-treated for superior strength.

Specifications:

• Birfields are made out of 100% chromoly and are precision polished to remove any imperfections that may cause stress risers
• Birfield housing is made out of forged 4340 chromoly steel
• Internals of our Longfield™ birfields are made out of 4340 chromoly steel and then dual heat-treated for superior strength

Applications:

• 1979-1985 Toyota Pickup (All Engines)
• 1984-1985 Toyota 4Runner (All Engines)
• Toyota Solid Front Axle Housing
• Rock Assault™ Front Axle Housing

NOTE - Snaprings not included