Firestone 2614 Ride-rite Rear Air Helper Spring Kit for Ford Rangerestimated install time (hours) : 1 with bellows : No with valve : No upc : 767555164754 quantity : Set Of 2 with roll plate : No pressure range : 5 To 100 Pounds Per Square Inch california prop 65 warning : This product can expose you to chemicals which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information visit www.P65Warnings.ca.gov material : Rubber mounting type : Frame Mount brand : Firestone Industrial with air line : Yes warranty : Manufacturer's Warranty color : Black manufacturer part number : 2614 with air compressor : No product shipping template : Migrated Template with mounting hardware : Yes load capacity : 5000 Pound