Legend LEG-1310-2312 REVO-A Series 13.6" Adjustable Rear Shock Absorbers Black for FLH Trike 17-UpFeatures 13. 6 length maximizes rear ride height on 2017 and newer trikes utilizing OEM shock mount plates Eliminates the need for a lift kit Levels out trike models that sit low in the rear from the factory Reduces dragging and scuffing of mufflers when rolling thru drain basins, backing up to curbs, or loading on a trailer Easier steering due to less trail in the front end Legends touring specific coil spring rates provide superior ride comfort,