Truck Trend is the source for official specifications, payload, towing capacity, and other information that matters to real truck users. Check out the latest info for the 2010 Mercury Mountaineer. The Mercury Mountaineer features a V6 and V8 engine mated with a four and five-Speed automatic overdrive transmission.

2010 Mercury Mountaineer 2500HD Technical Specifications
Construction:Steel body fully boxed frame
Final Assembly Location:KCAP
Manufacturing LocationCologne, GermanyRomeo, Michigan
ConfigurationCast-iron block and aluminum headCast-iron and aluminum heads
Intake/Exhaust ManifoldCast ironCast Iron
CrankshaftCast ironCast Iron
Redline6,000 rpm6,250 rpm
Idle Speed in neutral625 rpm635 rpm
Throttle body65 mm65 mm
ValvetrainSOHC, 2 valves per cylinderSOHC, 3 valves per cylinder variable camshaft timing
Valve diameterIntake: 46.0 mm
Exhaust: 39.0 mm
Intake: 33.8 mm
Exhaust 37.5 mm
PistonsHypereutectic aluminumHypereutectic aluminum
Connecting rodsForged steelCracked powered metal with floating wristpins
IgnitionDistributorless with coil packCoil-on-plug, high-thread-insert spark plugs
Bore & stroke (in / mm):3.95 x 3.32 in. / 100.4 x 84.4 mm3.55 x 3.54 in. / 90.2 x 90.0 mm
Compression ratio:9.7:19.8:1
Horsepower:210 @ 5,100 rpm292 @ 5,700 rpm
Horsepower per liter:52.563.5
Torque (lb-ft / Nm @ rpm):254 @ 3,700 rpm315 @ 4,000
Recommended fuel:87 octane87 octane
Fuel injection:Sequential multi-port fuel injectionSequential multi-port fuel injection
Emissions controls:Closed loop with catalystClosed loop with catalyst
 V6 automaticV8 automatic
Gear ratios (:1):
Final drive ratio:0.71:10.69:1
Chassis / Suspension
Front:Independent short- and long-arm (SLA) architecture with coil-over shocks 32-mm stabilizer barIndependent short- and long-arm (SLA) architecture with coil-over shocks 32-mm stabilizer bar
Rear:Independent Trailing Blade short- and long-arm (SLA) architecture with coil-over shocks and 25-mm stabilizer barIndependent Trailing Blade shortand long-arm (SLA) architecture with coil-over shocks and 25-mm stabilizer bar
Type:Low-friction rack and pinion with power assist
Steering ratio:18.9:1
Steering column:tilt
Steering wheel turns, lock-to-lock:3.6
Turning circle curb-to-curb:36.8 ft
Type:Four wheel power disc brakes with standard four-sensor, four-channel anti-lock braking system (ABS) and AdvanceTrac with RSC (Roll Stability Control)
Rotor diameter x thickness (in / mm):front:305 x 30 mm ventilated
rear: 301 x 12 mm solid
Total swept area (sq in / sq cm):front: 780 cm
rear: 608 cm
Power assist:Vacuum
Wheels / Tires
Wheel size and type:17 x 7.5-inch machined aluminum wheels
18 x 7.5-inch satin chrome-clad aluminum wheels
18 x 7.5-inch bright chrome-clad aluminum wheels
20 x 8.0 inch polished aluminum wheels
Tire size:P245/65R17 A/T BSW tires
P235/65R18 A/S BSW tires
P235/65R A/S BSW Tires
P255/50R20 A/S BSW tires