John Deere Material Collection System - BUC10286.

Rear Bagger with bagging blades.  

Fits the following John Deere Models: 

D140, D150, D155, D160, E140, E150, E160, E170, L120, LA145, LA165, S140, S160, S170 with 48" mower deck. 

Large Capacity. Fast installation, can be set up without tools. Easy hopper latch and slide-out bags. Open-weave bags for better air flow, cut quality, and clippings pickup.

This is a OEM John Deere Part.