1975 Dodge M-Series Chassis Air Suspension
- Air Lift®LoadLifter 5000™ Rear Replacement Bellows Type Air SpringDodge M300 / M400 With Motorhome Class A 1975, LoadLifter 5000™ Rear Replacement Bellows Type Air Spring by Air Lift®. Single adjustable secondary air helper spring designed to add up to 5,000 pounds of leveling capacity for vehicles...Fully adjustable air springs level your vehicle when towing or hauling a heavy load for a safe comfortable rideRugged durable components including air springs and all hardware$116.21