The four-door-only Sahara adds more luxury features to the JL, such as eighteen-inch aluminum-alloy wheels with gray-painted accents, color-keyed fender flares, optional LED front headlamps with daytime running lamps (DRL's), and premium cloth seating surfaces. Touch sensors located on all door handles for Sahara equipped with Remote Proximity Keyless Entry option. Additional options include leather-trimmed seating surfaces, a stitched vinyl dashboard, and Keyless Enter-'n'-Go. The Sahara, when equipped with leather-trimmed seats, features a stitched vinyl dashboard panel reminiscent to that of the Jeep Grand Cherokee (WK2). The Sahara comes equipped with the same axles as the Sport/S. The Sahara has an optional Selec-Trac two-speed transfer case with full-time four-wheel-drive available. When ordered with selec-trac the M186 has cv joints instead of U-Joints. The Rubicon trim level features the most capable off-road equipment. The JL has a 44-degree approach angle on its two-door Rubicon edition. Ground clearance measures 10.8 inches(274mm) for the Rubicon. Water fording depth measures 30 inches(762mm). Rubicon models get the Rock-Trac system with an enhanced NV241 OR transfer case as standard, as well as a front sway-bar disconnect system and hydraulic rebound stop. The Rubicon will also feature an electronic locking differential, which allows the driver to lock either the rear differential only or both the front and rear differentials via a toggle switch located in the center of the instrument panel. It has a Dana 44 M210 axle in the front, and for the rear there is a Dana 44 M220 axle (4.10 axle ratio). The Tru-Lok electric lockers can be engaged on the fly at up to 30 mph in 4WD low-range. The Rubicon adds off-road features to the Sport S, such as 33-inch BF Goodrich KO2 off-road tires, seventeen-inch aluminum-alloy wheels with gray-painted accents, electronic-locking front and rear axles, Rock rails, high clearance fenders and premium cloth seating surfaces. Touch sensors located on the front door handles, and tailgate handle for Rubicons optionally equipped with the Remote Proximity Keyless Entry option. Additional options include LED front headlamps with daytime running lamps (DRL's), polished aluminum-alloy wheels with black-painted pockets, Keyless Enter-'n'-Go, a steel bumper group, leather-trimmed seating surfaces, and color-keyed fender flares.