Getting to the end of a rocky trail can be challenging for even the most rugged off-road vehicles. If you routinely use your rig for rock crawling, you may need a gear lower than your 4X4's lowest gear. For a power boost you can trust, 4WheelParts.com is your one-stop shop. Our extensive inventory of dual transfer case adapter kits helps you add a granny gear to your machine. Rather than avoiding tough trails, off-road with confidence by choose the best dual transfer case for sale from our warehouse.

Off-Road Like a Boss
When you encounter rocks, steep hills and downed limbs, you need additional power to get over them. Unfortunately, your truck's lowest gear may be inadequate for extreme off-roading. By installing a Tacoma crawl box, you combine the reduction and 4WD sections of your rig's transfer case. The result is a lower gear that helps you overcome off-road obstacles. Use our select vehicle tool to be certain the dual transfer case components you are purchasing integrate seamlessly with your rig's other systems.

Trust Our Expertise
Any time you work on your 4X4, you need some important information about your machine. When you are looking through our selection for the right adapter kit for trucks, Jeeps or SUVs, be sure you review our articles and buyer guides. If you need additional assistance, our parts experts are happy to answer your questions. With the right information, you turn your stock vehicle into an off-road monster.

Upgrade Today
Part of the fun of owning a 4X4 is thinking of ways to fully customize it. When you order from 4 Wheel Parts, you don't have to put off essential projects. Instead, you take advantage of our low prices, daily deals and clearance specials to upgrade your machine as quickly as possible. Spend a few minutes looking through our comprehensive selection of top-quality parts and complete your order today.