Axle Housing Breather (Replacement) Factory Toyota axle housing breather. Internal spring loaded flapper valve prevents water from entering through breather during water crossings. Stock replacement for old, rusted or damaged units. This product...

Inner Axle Seal When you swap out a Birfield joint it's a good idea to change the inner axle seal at the same time to keep the knuckles clean of weeping oil. This is a great part to keep in your tool box for trail side repairs. This product should...

Longfield 30-Spline 4340 Chromoly Super Set (Rock Assault Housings) The Longfield™ birfields are made out of 100% chromoly and are precision polished to remove any imperfections that may cause stress risers. The Longfield™ birfield housing is made out...

Trail Safe Inner Axle Seals Figure (A): Deflection gaps in the Brand X seal are the result of the spring clip opening. Fluid is allowed to bypass the seal lip through these deflection gaps. The result is a leak. Figure (B): The Trail Safe seal lip is...

Longfield 30-Spline Birfield (Solid Axle) The Longfield birfields are made out of 100% chromoly and are precision polished to remove any imperfections that may cause stress risers. The Longfield birfield housing is made out of forged 4340 chromoly...

Axle Breather Relocation Kit This Breather Relocation Kit was specifically designed to relocate your rear axle breather when welding up a rear axle gusset or any type of mount or bracket. This kit uses our Creeper Breather to keep any dirt, mud, or...

RCV Ultimate 30 Spline CV Front Axles Manufactured in the U.S. using only high-strength chromoly materials, RCV Performance Ultimate 30 spline CV Axle set simply replaces your weak Toyota axle shafts with a new high-strength design. The factory axles...

RCV Ultimate 30 Spline CV Front Axles (w/ 300M Shafts) Manufactured in the U.S. using only high-strength Chromoly & 300M materials, RCV Performance Ultimate 30 spline CV Axle set simply replaces your weak Toyota axle shafts with a new high-strength...

LCE Differential Breather Kit A differential / axle breather serves the important purpose on a 4WD vehicle of venting the air pressure in drivetrain assemblies such as the differentials, transmission and transfer case. Under normal operations, these...