This Fork Kit from Ohlins is a huge improvement for the front end on the Grom. The kit includes two dampers both compression and rebound, springs matched to the rider's weight, new fork caps, and preload spacers.
The upgraded fork kit greatly improves the front end handling, traction, and rider support. Braking is improved as well as cornering stability.
For street or race use, one of the best band for the buck on the Grom.
If you are going to do a self install you will also need these two Tools:
Available in a kit here: https://www.tacticalmindz.com/products/ohlins-grom-fork-tube-clamp