2008 Ford F150 Owner Guide 1st Printing - Page 245
2008 Ford F150 Manual
Page 245 highlights
Tires, Wheels and Loading Regular Cab 4x4 (126" wheelbase) Rear axle ratio Maximum Maximum GCWR-lb. (kg) trailer weight-lb. (kg) 4.6L 3.55 11500 (5216) 6300 (2857) 4.6L 3.73 12000 (5443) 6800 (3084) 5.4L (with 17" 3.55 13000 (5897) 7700 (3492) tires) 5.4L (with 18" 3.55 12500 (5670) 7200 (3266) tires) 5.4L (with 17" 3.73 13500 (6123) 8200 (3719) tires) 5.4L (with 18" 3.73 13000 (5897) 7700 (3492) tires) Engine Regular Cab 4x4 (145" wheelbase) Engine Rear axle ratio Maximum Maximum GCWR-lb. (kg) trailer weight-lb. (kg) 4.6L 3.55 11700 (5307) 6400 (2903) 4.6L 3.73 12200 (5534) 6900 (3130) 5.4L (with 17" 3.55 14000 (6350) 8600 (3901) tires) 5.4L (with 18" 3.55 13500 (6123) 8100 (3674) or 20" tires) 5.4L (with 17" 3.73 15000 (6804) 9500 (4309) tires) 5.4L (with 18" 3.73 14500 (6577) 9000 (4082) or 20" tires) 5.4L (Heavy 4.10 15300 (6940) 9500 (4309) Duty) 245 2008 F-150 (f12) Owners Guide (post-2002-fmt) USA (fus)