Eatons are available in sizes: M112 & M90 & M62 & M45. Chances are your bearings are due to be replaced. The oil seals tend have to be replaced around 100,000 miles. This is the easiest and oldest kit on the market.
Upgraded Supercharger Full Rebuild kit fits Eaton Jaguar XJR XKR M112 4.0
4Pcs Up&Downstream Oxygen Sensor For Jaguar XJR XKR 4.2L V8 2006-09 2344951
Continental Serpentine Belt 8DPK1412 F-Pace F-Type XE XF XJ XJR XKR-S C2D39175
BRITPART AJ83292 Supercharger Gasket Jaguar XKR S-Type XJR Super V8
BOWA Brake Pad Wear Sensor C2P12722 Jaguar XF XJR XKR F-Type RWD AWD XFR XFR-S