2011 FORD F-150
  STX (3.7L) XLT (5.0L)
POWERTRAIN
Drivetrain layout Front engine, RWD Front engine, 4WD
Engine type 60-deg V-6, alum block/heads 90-deg V-8, alum block/heads
Bore x stroke 3.76 x 3.45 in 3.63 x 3.65 in
Displacement 227ci/3.7L 302ci/5.0L
Compression ratio 10.5:1 10.5:1
Valve gear DOHC, 4 valves/cyl DOHC, 4 valves/cyl
SAE horsepower 302 hp @ 6500 rpm 360 hp @ 5500 rpm
SAE torque 278 lb-ft @ 4000 rpm 380 lb-ft @ 4250 rpm
Transmission type 6R-80E 6-speed automatic 6R-80E 6-speed automatic
1st 4.17:1 4.17:1
2nd 2.34:1 2.34:1
3rd 1.52:1 1.52:1
4th 1.14:1 1.14:1
5th 0.86:1 0.86:1
6th 0.69:1 0.69:1
Reverse 3.40:1 3.40:1
Axle ratio 3.55:1 3.73:1
Final drive ratio 2.45:1 2.57:1
DIMENSIONS/CAPACITIES
Wheelbase 125.9 in 144.5 in
Length x width x height 213.2 x 79.2 x 74.8 in 231.9 x 79.2 x 75.9 in
Track, f/r 67.0/67.0 in 67.0/67.0 in
Turning circle 41.7 ft 47.0 ft
Curb weight 4698 lb 5640 lb
Payload capacity 1752 lb 1560 lb
GVWR 6450 lb 7200 lb
GCWR 10,400 lb 15,100 lb
Towing capacity 5500 lb 9300 lb
Seating capacity 3 5
Headroom, f/r 41.0/- in 41.0/40.3 in
Legroom, f/r 41.4/- in 41.4/43.5 in
Shoulder room, f/r 66.6/- in 65.9/65.5 in
Bed LxWxH 78.8 x 65.2 x 22.4 in 67.0 x 65.2 x 22.4 in
Width bet wheelhousings 50.0 in 50.0 in
Bed volume 65.5 cu ft 55.4 cu ft
CHASSIS
Suspension, f/r Independent, control arms, coil springs, anti-roll bar/live axle, leaf springs Independent, control arms, coil springs, anti-roll bar/live axle, leaf springs
Steering type Electric-assist rack-and-pinion Electric-assist rack-and-pinion
Ratio 20.0:1 20.0:1
Turns, lock to lock 3.8 3.3
Brakes, f/r 13.8-in vented disc; 13.7-in vented disc, ABS 13.8-in vented disc; 13.7-in vented disc, ABS
Wheels 7.5 x 17-in machined aluminum 7.5 x 18-in cast aluminum
Tires P255/65R17 108S Michelin LTX A/S M+S P275/65R18 114T Goodyear Wrangler SR-A M+S
PERFORMANCE
Acceleration
0-30 2.6 sec 2.4 sec
0-40 3.8 3.7
0-50 5.6 5.2
0-60 7.4 6.9
0-70 9.5 9.2
0-80 12.6 11.7
0-90 16 14.3
Quarter mile 15.7 sec @ 89.4 mph 15.3 sec @ 93.3 mph
Braking, 60-0 135 ft 130 ft
CONSUMER INFO
Base price $26,855 $37,255
Price as tested $27,570 $39,745
Airbags Front, front side, fr curtain Front, front side, f/r curtain
Fuel capacity 26.0 gal 36.0 gal
EPA fuel economy, city/hwy 17/23 mpg 14/19 mpg
As-tested fuel economy* 15.7 mpg 15.5 mpg
CO2 emissions 1.01 lb/mile 1.22 lb/mile
Recommended fuel Regular unleaded Regular unleaded
*All trucks driven on essentially the same 65/35-percent city/highway route, but on different days.