The RWB-QUAD series of four-axle, walking beam suspensions is available in 120,000-pound and 200,000-pound capacities using 5 and 5 ¾-in. axles. Axle spacing is available in 50 and 56 in., and beam spacing can be customized.
RIDEWELL, ridewellcorp.com, (877) 434-8088