Turbo Tuners Premium viscous coupler rebuild kit

This kit includes all parts needed to rebuild your RT4WD viscous coupling unit yourself! Kit includes all bearings, seals, fluid and an digital instructional packet as well as a listing of recommended tools you will need so you can make sure you are ready before starting the job. This is the first kit of its kind on the market and we have done the leg work to make the process easier on you. Please contact andspecify 30 60-100 CST fluid.   **castle nut not included