Lower Fork Yoke – Steering Stem. Suzuki GSX-R750RK 1989 RR. We are open Monday-Friday from 9-5 and during that time we will try to respond to you A. And do our best to help you out! We are a Motorcycle dealer located in Canterbury Kent with franchises for Suzuki, Aprilia, Vespa, Piaggio, Gillero, Moto Guzzi, Royal Enfield, Fantic and Indian Motorcycles.