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  1. Diff Seal for E34 M5 3.8

    E34 M5 Discussion
    Hi there, can anyone help. I've had my diff refurb'ed, but the seal still leaks. The detail on the original seal that came out is 12139493, MEWLD 50x80x9. BMW told me the part is no longer available. Indeed there had been a modified part, that provided a better seal, but this was stopped long...
  2. M5 E60 New Diff Need it?

    E60 M5 and E61 M5 Touring Discussion
    Hi I had problem with diff about a year ego (grinding noise when turning sharp right when the car is cold ) I went to BMW to change the oil for upgraded , that solved the problem for a year, the invoice from the dealer state ,,if the noise is back new rear axle req.'' now the grinding noise is...
  3. E39 (96-03) For Sale WTS E46 M3 3.62 Ring and pinion! Nice Upgrade for E39 M5 SW PA Pittsburgh

    Parts / Other For Sale or Wanted
    Hey guys I came across this thread http://www.m5board.com/vbulletin/cars-sale-wanted/167198-sale-bmw-oem-e46-m3-3-62-ring-pinion.html and saw that this ring and pinion is a great upgrade for the E39 M5. When I bought my 02 M3, it had 4.11 gears installed and the PO provided me with these...
  4. Any experience on rear diff and SMG clutch problems?

    E60 M5 and E61 M5 Touring Discussion
    Hey M5 lovers! I bought a used E60 M5, MY 2005, about three months ago. It has only 52 000 km on the meter (32 000 miles) and the visual condition is very good and the service/checkups have been done by the book. I got a 6 month warranty on the car, which can become useful. I don't know yet...
  5. Can you just change out diff gear set less $$, not whole diff that cost $$$

    E39 M5 and E52 Z8 Discussion
    I'm looking at dropping down to something more spritely for in gear shove for the OZ M5 in the near future. The US M5 runs 275/30/19 and the OZ M5 Ute runs 275/30/20. the difference is that the OZ car is about 4% longer legged then the US M5 just in wheel specs I mentioned. If I also add the...
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