Check the listing for details. Firestone Ride Rite Replacement Bag, Air Spring, Helper Bags 1/4" NPT - 6781. Condition: New. Listed at 103.99 USD. Enhance your vehicle's suspension with this high-quality Firestone Ride Rite Replacement Bag. Made in the United States, these air springs are designed to fit perfectly on your car or truck's upper, lower, rear, left, front, or right placement. The manufacturer offers a 1-year warranty, ensuring that these helper bags will perform well on the road.This suspension component replacement kit is a performance part that comes with a warning about California Prop 65. It is important to note that this product can expose you to chemicals like lead that can cause cancer and birth defects. Purchase this Firestone Ride Rite Replacement Bag and stay safe on the road while enjoying its top-notch performance. Genuine Firestone Brand Air Spring, don't be fooled by imitations. Backed by manufacturers warranty. Specifications:Firestone Ride Rite Suspension Air Bag/ Helper Bag W21-760-6781Capacity - 2400 LBS (each bag)1/4" NPT Single PortCompressed height : 2.8"Extended Height : 8.5"Ride Height : 5.50" - 6.50"Type: Double ConvolutedTop Studs : 1.75" (1 3/4") Apart Center to Center 3/8-16" 3/4 UNCBottom Blind Hole : In center with 3/8-16" UNC