The Mercury Mountaineer is a midsize SUV available in base and Premier trim levels. Rear-wheel drive is standard on both trims, with all-wheel drive optional. Base models seat five and include 17-inch wheels, a six-way power driver seat, cruise control, full power accessories, a leather-wrapped tilt steering wheel with audio controls and a CD player with an auxiliary audio jack. Optional is a Third-Row Seat package that adds a fold-flat 50/50-split rear bench and auxiliary climate control. Also available on the base trim is the Comfort package that provides leather upholstery, heated front seats, a 10-way power driver seat, a six-way power passenger seat and dual-zone climate contro
The standard engine is a 4.0-liter V6 good for 210 horsepower and 254 pound-feet of torque. The Mountaineer Premier trim level can be equipped with an optional 4.6-liter V8 rated for 292 hp and 300 lb-ft of torque. A five-speed automatic transmission is standard with the V6, while the V8 comes with a six-speed unit. Both rear-wheel drive and all-wheel drive are available with either engine. All major safety features come standard, including antilock disc brakes and a stability control system with a rollover sensor. Airbag coverage includes front-seat side airbags and first- and second-row side curtain airbags. However, other SUVs include curtain airbags for all three rows. Reverse parking sensors are optional but only on the Premier model. Power-adjustable pedals with memory are optional on all Mountaineers.