what cars have 4 wheel drive that can lock

[LeKinsley]

The most common vehicles with a true, lockable four-wheel-drive (4WD) system are traditional body-on-frame trucks and SUVs. This includes models like the Jeep Wrangler, Ford Bronco, Toyota 4Runner, and trucks such as the Ford F-150 (with the optional 4A Auto setting and electronic locking rear differential), Ram 1500, and Chevrolet Silverado. A locking differential, often called a "locker," is a crucial feature for extreme off-roading, as it forces both wheels on an axle to turn at the same speed, providing maximum traction when one wheel is off the ground or on a slippery surface.

It's important to distinguish this from all-wheel drive (AWD). Most AWD systems are full-time and use complex electronics like clutch packs to vary power between wheels, but they generally cannot be mechanically "locked." True 4WD systems are often designed as part-time systems, meaning they should only be engaged on low-traction surfaces. Many modern 4WD trucks, however, now offer a full-time "Auto" mode that functions like AWD for everyday use, with the option to lock into a fixed 50/50 power split for serious off-pavement adventures.

These systems often include a low-range gear (4Lo), which significantly increases torque for crawling over obstacles or climbing steep grades. When shopping, look for specific terminology in the vehicle's marketing materials or owner's manual: "locking rear differential," "front and rear lockers," or a "4WD lock" mode.

Vehicle Model	Locking Diff Type	Typical 4WD Modes	Notable Feature
Jeep Wrangler	Electronic Rear Locking	2H, 4H, 4L, 4H Auto	Front sway bar disconnect
Ford Bronco	Available Front & Rear Lockers	2H, 4H, 4L, 4A Auto	GOAT Modes terrain management
Toyota 4Runner	Electronic Rear Locking	2H, 4H, 4L	Crawl Control & Multi-Terrain Select
Ford F-150	Electronic Rear Locking (opt.)	2H, 4A, 4H, 4L	Trail Control (cruise control for off-road)
Ram 1500	Electronic Rear Locking (opt.)	2WD, 4A Auto, 4H, 4L	Air suspension for ride height adjustment
Chevrolet Silverado	Electronic Rear Locking (opt.)	2H, 4H, 4L, Auto	Autotrac transfer case available

[DelRonan]

If you're looking for that classic, go-anywhere capability, you want a truck or a serious SUV. My old F-150 has a knob on the dash for 2WD, 4High, and 4Low. I had to get the optional electronic locking rear diff, which is a button right next to it. It’s a game-changer when I'm pulling my boat out of a muddy ramp or when we get a surprise ice storm. The Jeeps and Broncos are the kings of this, though, with lockers available on both axles for the really gnarly stuff.

[HectorFitz]

Focus on vehicles with a traditional transfer case lever or knob. The key terms are "part-time 4WD" and "locking differential." This is different from the all-wheel drive in your average crossover. For maximum off-road performance, a system like Jeep's "Rock-Trac" or Ford's "GOAT Modes" with optional front and rear lockers is the ultimate setup. It mechanically locks the axles, ensuring power goes to all four wheels equally, even if some have no grip. This is essential for rock crawling or deep sand.

[MelanieLee]

As someone who spends weekends on forest service roads, the ability to lock the 4WD system is non-negotiable. My Toyota 4Runner's rear locker has saved me multiple times when a wheel lifted off the ground. It’s a simple button press that gives you absolute confidence. I’d recommend test-driving a few and feeling the difference between the various systems. The technology in the new Broncos and Wranglers is incredible, but even a well-equipped half-ton truck from Ford or Ram will get you almost anywhere you need to go.

[McLuke]

The core benefit of a lockable 4WD system is predictability and brute-force traction. When you're in a situation where you need it—like deep snow, mud, or climbing a loose gravel hill—you want a system that doesn't just react to wheel slip, but proactively locks the wheels together. This is why serious off-roaders prioritize it. While advanced traction control systems can mimic a locker to a degree, there's no substitute for a mechanical lock when you need guaranteed power to every tire. It's the difference between getting through an obstacle and getting stuck.