Author Topic: Rear End Conversion  (Read 2881 times)

doredavid

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Rear End Conversion
« on: April 16, 2007, 12:42:54 »
First--Hello to all--I'm "the new kid on the block". I have a '71 280sl (silver/black). Thanks to your Forum, I discovered it was possible to change my 4.09 to a 3.27 from a 280 SEL 4.5. For those of you that are kicking around the idea--let me tell you that its absolutely worth it! Yes, you give up a little acceleration off the line, but a much smoother & quieter ride.
               Dore Brand         Los Angeles

jeffc280sl

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Re: Rear End Conversion
« Reply #1 on: April 16, 2007, 16:59:14 »
I've done the change and like it very much.  I have a manual transmission so starts are not a problem.  Do a search on 3.27 axle and you will get a lot of information.

Jeff C.
1970 280SL 4-speed

ja17

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  • USA, OH, Blacklick
  • Posts: 7414
Re: Rear End Conversion
« Reply #2 on: April 16, 2007, 18:21:49 »
Hello,

Mercedes manufactured around 22,000 of these W108 (280SE, SEL 4.5) sedans in 1971 and 1972. Most had the 3.27 rear ratio. These "donor" sedans have been out of production for thiry five years. I suspect the supply of these axles will become scarce in the near future.

In addition good 280SE 4.5 sedans are appreciating in value and being restored and preserved rather than parted out.  These 4.5 sedans were once voted as one of the all time favorites of the Mercedes Engineers some years back.

Joe Alexander
Blacklick, Ohio
Joe Alexander
Blacklick, Ohio
1969 Dark Olive 280SL
2002 ML55 AMG (tow vehicle)
2002 SLK32 AMG (350 hp)
1982 300TD Wagon turbo 4spd.
1963 404 Mercedes Unimog (Swedish Army)
1989 flu419 Mercedes Unimog (US Army)
1998 E430
1974 450SLC Rally
1965 220SE Finback

TheEngineer

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  • USA, West Seattle, WA
  • Posts: 775
  • '69 280SL,Signal Red,
Re: Rear End Conversion
« Reply #3 on: April 16, 2007, 20:33:11 »
I have done it and wouldn't go back. It's wonderful!

'69 280SL,Signal Red,Automatic,retired engineer, West-Seattle,WA
'69 280SL,Signal Red, 09 cam, License BB-59U
'67 230SL, 113042-10-017463 (sld)
'50 Jaguar Roadster XK120, #670.318 (sld)
tired engineer, West-Seattle,WA