2011 Infiniti M M56
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All photo credits
- Photo: Infiniti M35h GT Premium (Y51) – Frontansicht, 3. März 2014, Düsseldorf by M 93, CC BY-SA 3.0 de, via Wikimedia Commons
- Photo: INFINITI M (Y51) China by Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons
- Photo: INFINITI M (Y51) China (3) by Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons
- Photo: Infiniti M35h GT Premium (Y51) – Heckansicht, 3. März 2014, Düsseldorf by M 93, CC BY-SA 3.0 de, via Wikimedia Commons
- Photo: 2011 Infiniti M56S rear -- 06-16-2010 by IFCAR, Public domain, via Wikimedia Commons
The 2011 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 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 25 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 Type | Sedan |
| Powertrain | Gas |
| Engine | |
| Engine Type | 5.6L VVEL DOHC 32-valve DIG aluminum-alloy V8 (VK56VD) |
| Displacement | 5.6 L |
| Horsepower | 420 hp @ 6,000 rpm |
| Torque | 417 lb-ft @ 4400 rpm |
| Redline | 6,700 rpm |
| Valvetrain | DOHC, 32-valve, VVEL |
| Bore and Stroke | 98.0 x 92.0 |
| Compression Ratio | 11.5:1 |
| Injection Type | Direct Injection Gasoline (DIG) |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | 7-speed automatic w/Adaptive Shift Control (ASC), manual shift mode w/Downshift Rev Matching |
| 1st Gear | 4.783 (44 mph **) |
| 2nd Gear | 3.103 (68 mph **) |
| 3rd Gear | 1.984 (106 mph **) |
| 4th Gear | 1.371 (154 mph **) |
| 5th Gear | 1 (211 mph **) |
| 6th Gear | 0.871 (242 mph **) |
| 7th Gear | 0.776 (272 mph **) |
| Reverse | 3.859 |
| Final Drive | 2.611 |
| Fuel Economy | |
| City | 16 MPG |
| Highway | 25 MPG |
| Combined | 19 MPG |
| Recommended Fuel | Premium unleaded (required) |
| Tank Capacity | 20 gal |
| Suspension | |
| Front Suspension | Independent double-wishbone with coil springs and stabilizer bar |
| Rear Suspension | Independent multi-link with coil springs and stabilizer bar |
| Turning Diameter | 36.7 ft |
| Brakes | |
| Front Brake Disc | 12.6 x 1.1 in vented disc |
| Rear Brake Disc | 12.1 x 0.6 in vented disc |
| Tires & Wheels | |
| Wheels Front | 18 x 8.0 in |
| Wheels Rear | 18 x 8.0 in |
| Tires Front | P245/50R18 |
| Tires Rear | P245/50R18 |
| Dimensions & Weight | |
| Length | 194.7 in |
| Width | 72.6 in |
| Height | 59.1 in |
| Wheelbase | 114.2 in |
| Front Track | 62 in |
| Rear Track | 61.8 in |
| Ground Clearance | 5.9 in |
| Cargo Volume | 14.9 ft³ |
| Curb Weight | 4,028 lbs |
| Weight Distribution (F/R) | 56% / 44% |
| Interior | |
| Headroom Front | 39.1 in |
| Headroom Rear | 37.7 in |
| Legroom Front | 44 in |
| Legroom Rear | 36.2 in |
| Shoulder Room Front | 58.4 in |
| Shoulder Room Rear | 56.7 in |
| Hip Room Front | 54.3 in |
| Hip Room Rear | 53.5 in |
Similar cars
Rivals to the 2011 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
1 recall on file with NHTSA for the 2011 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
Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2011 INFINITI M. US-market vehicles only; data cached for up to 7 days.