It’s what makes a 4x4, well, a 4x4. It’s one of those critical components that most people rarely give a second thought to until they have a problem with it. Hands down, your vehicle’s transfer case ...

When it comes to wheeling, options rule. There is a new player in the transfer-case aftermarket, and the new STaK 4x4 three-speed Monster Box has more options than anything else currently available.