Low Air Leaf® - Twisted "Z" Spring
Low Air Leaf® model suspension; Second design
This model uses an eye on a twisted "Z" spring to locate the axle
Rear end of spring curves inward towards the frame rail
Front and rear "Z" springs are different for all vehicles made through late 2014
Beginning in late 2014, some vehicles will use the same springs on both axles depending on axle model
See remarks
This suspension was first used in 2003
This suspension is the same as the Kenworth Air Glide® 210L (AG210) and 400L (AG400L)
Bushing flange of RB-285 is towards the frame rail