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2012 Infiniti M M56

The 2012 Infiniti M M56 is a 420-hp 5.6-liter V8 with a 7-speed automatic w/adaptive shift control, manual shift mode w/downshift rev matching and rear-wheel drive. It starts at $59,200 MSRP and is rated at 19 mpg combined.

It makes 420 horsepower at 6,000 rpm and 417 lb-ft of torque at 4400 rpm, spinning to a 6,700 rpm redline. EPA fuel-economy estimates are 16 mpg city and 24 mpg highway (19 mpg combined).

The M measures 194.7 inches long on a 114.2-inch wheelbase and has a curb weight of 4,028 lb.

Spec Value
Vehicle
Body TypeSedan
PowertrainGas
Price
MSRP$59,200 ($83,798 *)
MSRP with Destination$60,095 ($85,065 *)
Destination Charge$895
Engine
Engine Type5.6L VVEL DOHC 32-valve DIG aluminum-alloy V8 (VK56VD)
Displacement5.6 L
Horsepower420 hp @ 6,000 rpm
Torque417 lb-ft @ 4400 rpm
Redline6,700 rpm
ValvetrainDOHC, 32-valve, VVEL
Bore and Stroke98.0 x 92.0
Compression Ratio11.5:1
Injection TypeDirect Injection Gasoline (DIG)
Drivetrain
Drive TypeRWD
Transmission
Transmission7-speed automatic w/Adaptive Shift Control (ASC), manual shift mode w/Downshift Rev Matching
1st Gear4.783 (44 mph **)
2nd Gear3.103 (68 mph **)
3rd Gear1.984 (106 mph **)
4th Gear1.371 (154 mph **)
5th Gear1 (211 mph **)
6th Gear0.871 (242 mph **)
7th Gear0.776 (272 mph **)
Reverse3.859
Final Drive2.611
Fuel Economy
City16 MPG
Highway24 MPG
Combined19 MPG
Recommended FuelPremium unleaded (required)
Tank Capacity20 gal
Suspension
Front SuspensionIndependent double-wishbone with coil springs and stabilizer bar
Rear SuspensionIndependent multi-link with coil springs and stabilizer bar
Turning Diameter36.7 ft
Brakes
Front Brake Disc12.6 x 1.1 in vented disc
Rear Brake Disc12.1 x 0.6 in vented disc
Tires & Wheels
Wheels Front18 x 8.0 in
Wheels Rear18 x 8.0 in
Tires FrontP245/50R18
Tires RearP245/50R18
Dimensions & Weight
Length194.7 in
Width72.6 in
Height59.1 in
Wheelbase114.2 in
Front Track62 in
Rear Track61.8 in
Cargo Volume14.9 ft³
Curb Weight4,028 lbs
Weight Distribution (F/R)56% / 44%
Interior
Headroom Front39.1 in
Headroom Rear37.7 in
Legroom Front44 in
Legroom Rear36.2 in
Shoulder Room Front58.4 in
Shoulder Room Rear56.7 in
Hip Room Front54.3 in
Hip Room Rear53.5 in
* Amount adjusted for inflation to 2026 dollars
** Theoretical max speed per gear at redline

Similar cars

Rivals to the 2012 Infiniti M M56 with similar size, power and price from around the same years.

Safety & Recalls

NCAP safety ratings

Not crash-tested by NHTSA for this model year.

Recalls

2 recalls on file with NHTSA for the 2012 Infiniti M. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Feb 24, 2012 · FUEL SYSTEM, GASOLINE

NISSAN IS RECALLING CERTAIN MODEL YEAR 2011-2012 JUKE, INFINITI QX AND INFINITI M VEHICLES. THE FUEL PRESSURE SENSORS MAY NOT HAVE BEEN TIGHTENED TO THE CORRECT SPECIFICATION. AS A RESULT, THE FUEL PRESSURE SENSOR MAY LOOSEN DUE TO HEAT AND VIBRATION CAUSING FUEL TO LEAK.

Consequence: FUEL MAY LEAK FROM THE PRESSURE SENSOR, INCREASING THE RISK OF A FIRE.

Remedy: NISSAN WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE FUEL PRESSURE SENSORS, AS NECESSARY, FREE OF CHARGE. THE SAFETY RECALL BEGAN ON APRIL 2, 2012. OWNERS MAY CONTACT NISSAN CUSTOMER SERVICE AT 1-800-647-7261.

NHTSA campaign 12V069000

Dec 19, 2011 · ENGINE AND ENGINE COOLING

NISSAN IS RECALLING CERTAIN MODEL YEAR 2011 INFINITI FX, MODEL YEAR 2012 INFINITI M, MODEL YEAR 2011-2012 NISSAN FRONTIER, MODEL YEAR 2011-2012 NISSAN XTERRA, MODEL YEAR 2011-2012 NISSAN PATHFINDER, AND MODEL YEAR 2012 NISSAN NV VEHICLES. SOME OF THE BOLTS THAT CONNECT THE ENGINE OIL COOLER AND THE ENGINE OIL FILTER TO THE ENGINE IN THESE VEHICLES MAY HAVE BEEN MANUFACTURED TO BELOW SPECIFICATION STRENGTH. AS A RESULT, THE BOLT MAY BREAK AT THE OIL FILTER ATTACHMENT POINT AND CAN CAUSE AN ENGINE OIL LEAK.

Consequence: IF THERE IS AN ENGINE OIL LEAK, THE ENGINE OIL PRESSURE WOULD DROP AND THE ENGINE COULD SEIZE, INCREASING THE RISK OF A CRASH.

Remedy: NISSAN WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE CONNECTOR BOLTS FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JANUARY 30, 2012. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.

NHTSA campaign 11V592000

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2012 INFINITI M. US-market vehicles only; data cached for up to 7 days.

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