RING.Part Number: 191253147ASupersession(s): 191-253-147-A Part number 191253147A is an OEM exhaust system hanger (also known as a rubber mount or retaining ring). It is a critical component that secures exhaust pipes and mufflers to the vehicle's chassis, dampening engine vibrations and preventing excessive movement. Volkswagen Golf 1985 – 1992 MK2 Fits Base, GL, GTI, and 16V modelsVolkswagen Jetta 1985 – 1992 MK2 Fits GL, GLI, and CaratVolkswagen Corrado 1989 – 1995 N/A Fits 1.8L G60 and 2.8L VR6Volkswagen Rabbit 1975 – 1984 MK1 Volkswagen Scirocco 1975 – 1992 MK1 / MK2 Volkswagen Caddy 1982 – 1995 MK1 Clunking or Rattling: Often heard when going over bumps if the rubber has snapped.Excessive Vibration: Felt through the floorboards or seats as the exhaust system loses its dampening.Hanging Exhaust: A visible sag in the exhaust pipe or muffler.