If you're looking for a solid rear differential for your Ram 3500, you might want to check out what Zumbrota Drivetrain has to offer. They've been in the game for over 30 years, so they know a thing or two about keeping your ride running smoothly. Whether you're hauling heavy loads or just cruising around town, a reliable rear differential is key, and these guys don’t mess around.

What sets their remanufactured rear differentials apart? Well, it's all in the details. They’ve been focused on these assemblies for nearly three decades, so they really get what makes a good one. No shortcuts here—just quality parts that can handle the demands of everything from everyday driving to off-road adventures. Plus, they cater to a wide range of vehicles, including passenger cars, SUVs, and light-duty trucks.

Now, let's talk specifics. This particular rear differential fits the Ram 3500 4WD models from 2013 to 2018. If you’ve got a heavy-duty workhorse like this, you’ll want something that can take the strain without breaking a sweat. The Zumbrota RTC4447D-6 comes equipped with a BW4447 transfer case, designed for the Aisin transmission. It’s built to last and keep you moving, whether you're on a job site or hitting the trails.

One of the best parts? This setup clears 33-inch tires with just a bit of trimming, so if you're thinking about upgrading your stance, you’re in good hands. No need to worry about fitment issues here; it’s designed to work seamlessly with your truck.

So, if you’re after a rear differential that’s been crafted with care and built to perform, Zumbrota’s got your back. They’re not just another company selling parts—they’re passionate about what they do. Give your Ram what it needs to keep going strong.