5200lbs.
1,000 pounds maximum.
I have the 1987, and according to my manual it's 10,000 lbs. It may have changed by 1991, but this should give you a good idea.
1991 Ford Ranger SLT; 4.0 V6; 5500lbs towing capacity.
5000lb
It says right on the bumper 4000 pounds
The towing capacity of a 1991 Chevrolet Cheyenne 2500 is 7500 pounds. The manufacturer recommends having a transmission cooler installed before towing.
2000 lbs according to specs on the kbb.com web site
Pretty sure 1000 LBS....
The maximum towing capacity for this 1991 Ford F-150 is 8,100 pounds. This is for the 5.0 Liter V8 engine.
3500# for a Manual trans. and 2000@ for an automatic
It is important for the owner to know the fuel tank capacity of their vehicle. The fuel tank capacity of a 1991 Chevy 3500 pickup is 20 gallons.
4 quarts according to autozone