For more info on BOTH products go here: All Pro Off Road FJ Cruiser Drivetrain Products Differential Gear Package All-Pro Off Road is now proud to annouce the release of our new FJ Cruiser Gear Conversion kits. We are using high quality Japanese gears cut by a Toyota OE gear cutter. These kits are now ready and we believe we are the only company now offer such a kit. We currently offer 4.56 gears for both FJ Cruisers. 4 Speed Atlas Transfer Case is now available for ordering through All-Pro. This 4spd case requires no modification to the gas tank on the FJ Cruiser, but does require modification to driveshafts and crossmembers. With gearing options as low as an amazing 153:1 this is a truely hard core, bulletproof transfer case option for the FJ Cruiser. ***These are built to order unit, so please allow approx six weeks for delivery. Units will dropship directly from the manufacturer.