Old ones middle hole is small. 1 bearing + 4 pcs gaskets. (middle hole diameter: 6.15mm)
New ones just can fix the new clutch release bearing set! The hole is bigger. 1 bearing + 2 pcs gaskets. (middle hole diameter: 10mm)
DON'T BUY THE WRONG ONE. If you cannot make sure, just contact us and show me a photo.