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  #1  
Old 09-05-2012, 02:09 PM
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Quick Question on Rear Subframes, W123

Are the rear subframes from a Saloon (Sedan) the same as the Estate-Car (Wagon) ?

Have to replace rusted out Trailing-arms, would be nice to build up a full 'assembly' just to slot right in there without messing round....

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Alastair AKA H.C.II South Wales, U.K. based member

W123, 1985 300TD Wagon, 256K,
-Most recent M.B. purchase, Cost-a-plenty, Gulps BioDiesel extravagantly, and I love it like an old dog.

W114, 1975 280E Custard Yellow,
-Great above decks needs chassis welding--Really will do it this year....
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  #2  
Old 09-06-2012, 03:29 PM
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Any ideas...?

I'm sure someone here must know!
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Alastair AKA H.C.II South Wales, U.K. based member

W123, 1985 300TD Wagon, 256K,
-Most recent M.B. purchase, Cost-a-plenty, Gulps BioDiesel extravagantly, and I love it like an old dog.

W114, 1975 280E Custard Yellow,
-Great above decks needs chassis welding--Really will do it this year....
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  #3  
Old 09-06-2012, 07:04 PM
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Someone with EPC needs to look up both Part Numbers. If the Part numbers are the same; they can be interchanged.

I have never removed the whole Subframe as a unit but on the surface I cannot see why that would be easier than just removing the Trailing Arms.

I have replace one Trailing Arm; the US Car Passenger Side and don't recall any particular issue other than that the Nuts were on Extremely Tight and I think I had turn at least one of them from the Bolt Head end.
I also think I unbolted the Bolt that goes into the Subframe Bushing; can't remember why.
I compressed the Spring because at that time I had not read it was possible to do it without Compressing the Spring and I was too much in a hurry to get the Car back on the Road to be creative.
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  #4  
Old 09-06-2012, 08:51 PM
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yes. same.
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John HAUL AWAY, OR CRUSHED CARS!!! HELP ME keep the cars out of the crusher! A/C Thread
"as I ride with my a/c on... I have fond memories of sweaty oily saturdays and spewing R12 into the air. THANKS for all you do!

My drivers:
1987 190D 2.5Turbo
1987 190D 2.5Turbo
1987 190D 2.5-5SPEED!!!

1987 300TD
1987 300TD
1994GMC 2500 6.5Turbo truck... I had to put the ladder somewhere!
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  #5  
Old 09-06-2012, 08:57 PM
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They are the same excluding the earlier model W123s. IIRC sometime around '78-79.
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  #6  
Old 09-06-2012, 11:21 PM
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really? I've got several 78 sets, what is different?
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John HAUL AWAY, OR CRUSHED CARS!!! HELP ME keep the cars out of the crusher! A/C Thread
"as I ride with my a/c on... I have fond memories of sweaty oily saturdays and spewing R12 into the air. THANKS for all you do!

My drivers:
1987 190D 2.5Turbo
1987 190D 2.5Turbo
1987 190D 2.5-5SPEED!!!

1987 300TD
1987 300TD
1994GMC 2500 6.5Turbo truck... I had to put the ladder somewhere!
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  #7  
Old 09-07-2012, 06:08 AM
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Quote:
Originally Posted by vstech View Post
really? I've got several 78 sets, what is different?
It has no differences between early and later models and between T-models, coupes, sedans, etc.
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  #8  
Old 09-07-2012, 10:50 AM
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I might be all wet here, but Iam certain the W126 first Generation uses the same trailing Arms as the W123.

Charlie
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there were three HP ratings on the OM616...

1) Not much power
2) Even less power
3) Not nearly enough power!! 240D w/auto

Anyone that thinks a 240D is slow drives too fast.

80 240D Naturally Exasperated, 4-Spd 388k DD 150mph spedo 3:58 Diff

We are advised to NOT judge ALL Muslims by the actions of a few lunatics, but we are encouraged to judge ALL gun owners by the actions of a few lunatics. Funny how that works
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  #9  
Old 09-07-2012, 12:17 PM
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Quote:
Originally Posted by charmalu View Post
I might be all wet here, but Iam certain the W126 first Generation uses the same trailing Arms as the W123.

Charlie
Indeed even the aluminium ones will fit

Trying to fit an aluminium W126 / 107 trailing arm to a W123 - a question of compatib

Though there's the small problem of the anti-roll bar to fix (but I'm nearly done with that problem!)
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1992 W201 190E 1.8 171,000 km - Daily driver
1981 W123 300D ~ 100,000 miles / 160,000 km - project car stripped to the bone
1965 Land Rover Series 2a Station Wagon CIS recovery therapy!
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I'm here to chat about cars and to help others - I'm not here "to always be right" like an internet warrior



Don't leave that there - I'll take it to bits!
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  #10  
Old 09-07-2012, 02:11 PM
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Thanks guys.....

I'm dropping the whole lot as its easier to get at those 24mm nut/bolt on the arm mounts, and the 'dart-bolts' in the subframe-bushes have been out two years ago so should be easy to shift now.....

The arm nut/bolts are pretty tight and the inner one pretty close to the flex-disc etc and little room to move a spanner/socket....
--If I left subframe up--no doubt I would end up doing summit daft and breaking something--Probably myself--I'm good at that!

Hope to get hold of a low-mileage diff from a 79 300D sedan before the job, as mine has a slight whine, which its always had. Might as well do that at the same time, and re-boot the half-shaft CV Joints.

Donor subrame with diff came from a 200 5 spd gasser, and ratio is 3.68--No good for my Diesel!

The donor of subframe and arms, was a 1984 200 sedan gasser. The recipient a 1985 diesel estate/wagon--so hopefully, any age related differences don't apply!
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Alastair AKA H.C.II South Wales, U.K. based member

W123, 1985 300TD Wagon, 256K,
-Most recent M.B. purchase, Cost-a-plenty, Gulps BioDiesel extravagantly, and I love it like an old dog.

W114, 1975 280E Custard Yellow,
-Great above decks needs chassis welding--Really will do it this year....

Last edited by Alastair; 09-07-2012 at 04:16 PM. Reason: correction/addition
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  #11  
Old 09-07-2012, 06:52 PM
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Army, let us know your final out come with the Aluminum Arms. everything I have read up to this point, they won`t work.

Alastair, when I replace the Sub Frame bushing and Trailing Arm bushings I read through all the various threads on replacing axles, Differentials and dropping the Sub Frame Assy. I have removed Axles and the Diff, but had never dropped the whole assy. PNP is a great training facility.

After I got it out of the 85 300D, and everything replaced and ready to go back in, I used 3 Floor jacks. one under the Diff, and the other 2 under each trailing Arm. then just roll it under the car, and raise it up and tighten the bolts. Just make sure the Diff mount is on the correct way or the 4 13mm bolts won`t line up.

When you have a high milage car, it is simpler to replace the Arms with a lower mileage set and you won`t have to mess changing the rear wheel bearings. that is what I did on the 85, and I just scored on a set off a 81 280E with 109K. these are going under the 240.

When removing the Arms off the donnor car, don`t cut the parking brake cables like I did at PNP. then you have to replace the cable from the parking brake. a PITA to do, just remove cable from under the vehicle at the adjuster.

Charlie

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there were three HP ratings on the OM616...

1) Not much power
2) Even less power
3) Not nearly enough power!! 240D w/auto

Anyone that thinks a 240D is slow drives too fast.

80 240D Naturally Exasperated, 4-Spd 388k DD 150mph spedo 3:58 Diff

We are advised to NOT judge ALL Muslims by the actions of a few lunatics, but we are encouraged to judge ALL gun owners by the actions of a few lunatics. Funny how that works
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