Ridewell Suspensions’ RAR-240 suspension with stainless steel hangers and upper spring plates is available for a full range of tank trailers, exclusively through Polar Tank. The new stainless parts offer improved appearance and durability, and will increase the efficiency of the manufacturing process at Polar Tank. RAR-240 accommodate virtually every kind of on- or off-highway trailer and is available in underslung and overslung configurations for 25,000- and 30,000-lb. capacities. The Monopivot 240's single bushing acts as a pivot for extreme axle articulation, as well as an additional load-cushioning element.