KKPIT ACTIVE DIFFERENTIAL LSD Kit Option 60° Gear Diff Active Diff Segment 60° x 1 piece This is an optional part for the assembly set that changes the gear differential unit to LSD specifications. Please use it for setting changes such as changing the operating timing. *Please note that the LSD kit is not included. This product is a hot topic in the RC drift community. *This is a brand new, unopened item. If you are concerned about the condition, please refrain from bidding. *Please note that we cannot answer questions about installation, as the installation instructions are based on information found on the internet. *Please note that the sale may end early as it is also sold elsewhere. KKPIT original sponsor stickers are currently being given away with the purchase of KKPIT products over 20,000 yen. They will be discontinued when they run out.