Part 97-LadderExtension24 | Dose Ladder Extension Assembly- Quickly bolts onto the existing ladder of your sprayer, this kit maintains factory look and feel and reduces the first step height by ~8”. The ladder extension kit includes 2 extensions, a step, and all necessary hardware. This kit will fit the following John Deere sprayers/spreaders: R4030, R4038, R4044, 408R, 410R, and 412R. *may fit others as well*. First step height of a lifted sprayer without an extension is ~30”. With Dose Ladder Extension Assembly, first step height is 21.5”.