This is a replacement pilot bearing compatible with VW crankshaft gland nut. This is the bearing that the input shaft from the transmission rides on. Over time these get worn or damaged. Make sure to replace this any time you use heat to remove the gland nut. Flwheel Gland Nut Pilot Bearing For Type 1.

Compatible with Volkswagen:
Type 1 [Beetle/Bug],
Type 2 [Transporter/Bus],
Type 3 [Fastback/Squareback],
Vanagon