Important Note This is a universal kit, brackets may have to be trimmed to suit your vehicle applicationThis kit fits most Trucks Hotrod Ratrod with Chassis Cab and 2.75" Axle Tube maXpeedingrods triangulated 4 Link Suspension Kit & Air Ride Bags Suspension Kit Fit for Most Pickup Trucks, Hotrod, Ratrod with 2.75" Axle Tube for Ford F150/F250 for GMC Sierra； for Chevrolet Silverado; for Dodge Ram 1500 2500 3500, etc; Features Allows flexibility in bar placement to avoid obstacles Better ride quality and control of the pinion angle and housing movement upon hard acceleration Offers improved handling over uneven terrain Allows for more precise tuning of the suspension Dimensions of 4 Link Bars DOM Tubing Outside Diameter: 1.25"DOM Tubing Thick Wall: 156"All Four Bars: 24.00" (Center To Center Adjusted All The Way In) Specifications of Air Spring Diameter: 6"Extended: 8"Closed: 2.75"Two Top Mounting Holes: Approx 1-3/4" from Eye to EyeSingle Air Port Size: 1/2" NPTAll mounting holes are 3/8"-16 UNC Notes Instructions are not included, we recommend professional installationIf you need the installation instruction please find us via message Package Contents 4 x Heavy Duty Steel Bars 4 x Zinc Plated Steel Rod Ends W/ Urethane Bushings 2 x Steel, Weld-On Triangulated Frame Mounts 2 x Steel, Weld-On Lower Axle Tube Mounts 4 x Steel, Weld-On Center Link Axle Mounts 2 x Steel, Weld-On Side Frame Mounts 8 x Button Head Bolts with Nyloc Nuts 2 x Weld-On Lower Axle Bag Mount 2 x Weld-On Upper Frame Bag Mount 2 x 2500 Single 1/2"npt Port air spring bags FREQUENTLY ASKED QUESTIONS 1. How to check whether this is suitable for your vehicle ? First, please confirm your requirements for Load Leveling Capacity , and check if this air ride kit can be reachedSecond, please confirm the size of Piston Bolt Tooth, Install Hole and Air inlet, or other sizes required for installationThird, it's universal air spring kit, some modifications will be required, if not sure, we recommend professional installation 2. Will installing an air spring increase the vehicle's weight rating? No, it won't. Adding air springs will not change the weight ratings 3. Will damage the air springs when raising the vehicle on a hoist for service work ? Normally No. The vehicle can be lifted on a hoist for short-term service work, such as tire rotation or oil changes. However, if the vehicle will be on the hoist for a prolonged period of time, please support the axle with jack stands, to take the tension off of the air springs and protect the air spring system. 4. Does this come with everything you need to install? Yes, you will get exactly as shown in the first picture above that includes all hardwares for installation, if you received the damaged package or missed some accessories, please feedback it ASAP through Amazon Message Air Compressor Air Bags Air Bags Air Bags Suspension Kit Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 227 4.4 out of 5 stars 550 4.4 out of 5 stars 550 4.1 out of 5 stars 73 Price $131.99$131.99 $69.99$69.99 $142.99$142.99 $257.98$257.98 Fitment Universal Universal Universal Universal Load Capacity - no data 2500 lbs 5000 lbs 5000 lbs Air Springs Quantity - no data 2 4 2 Link Bars Quantity - no data ✗ ✗ 4 Mounting Brackets - no data ✗ ✗ ✓ Hardware ✓ ✗ ✗ ✓