Heavy Duty Newfield If you are really building a serious rig, then your next item should be a set of Newfields. This is answer to constantly break the birfields in the stock front axles. The Newfield head is stronger, thicker and wider and made of stronger steel. Click on line diagram for more info. This is a must if you are running a front locker. This Newfield available for 76 through 90 Land Cruisers, 79-85 Toyota P’ups, and 84-85 4Runners. Will fit 75 Down Cruisers with a Mini Truck Disc Conversion with minor grinding on top and bottom lip of axle housing.