This is a replacement crank sensor also called a pick up or pulse generator for a Yamaha YZF R6 5EB1&2 It will also fit 2CO models
The OEM ref is 81670-00 & 81670-0, It does not come with the Yamaha block It can be adapted to fit the 5SL by swapping the leads.
This pick up sits flush at the bottom. Some models require a pick up which has extended fittings, please let us know which one you require.

We are able to supply most replacement pick ups, so if you need any advise on what part to order, just call us for more information 01842 765111