At 2 trips you still would be overloading the truck.
													
																	1 2 drywall sheet weight. 
									
																	You can enter the type size and number of sheets and it will output the weight. 
																	Standard 1 2 drywall weighs about 1 8lbs per square foot meaning a 4x8 sheet sheet weighs about 58 pounds or 2 320lbs for 40 sheets. 
																	This calculator estimates the weight of drywall. 
																	These three companies publish the following approximate weights for their products. 
															
													
									
																	Lightweight drywall available only in 1 2 inch thickness will weigh up to 25 percent less or around 0 3 pounds per square foot. 
																	Each 4 x 8 sheet of 1 2 sheetrock ultralight gypsum board weighs approximately 40 pounds. 
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																	Usg lafarge and certain teed are three large north american drywall manufacturers. 
															
													
									
																	Standard 1 4 inch drywall weighs 1 2 pounds per square foot 3 8 inch drywall weighs 1 4 pounds per square foot 1 2 inch drywall weighs 1 6 pounds per square foot and 5 8 inch drywall weighs 2 2 pounds per square foot. 
																	A conventional 1 2 inch thick sheet of drywall measuring 4 x 8 feet weighs around 57 pounds. 
																	According to drywall maker usg a 4 x 8 foot sheet of sheetrock brand ultralight panel weighs 13 pounds less for a total of 44 pounds.