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Georg-TDI Guest
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15-11-2004, 10:59 Subject: |
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Hello everyone,
I would like to share my experience regarding the retrofitting of the freewheel mechanism here.
'Ever since I've owned my Golf (since 1998), I've been dealing with the loud humming noise caused by the ribbed belt. In my '97 AHU, this problem was particularly severe due to the automatic transmission (in short: a different flywheel). But every owner of the manual transmission AHU=1Z without a freewheel clutch also knows this problem. For me, the only solution has been frequent replacement of the belt and tensioner (every 20-30,000 km), which costs about €80.'
Now I finally have some free time!
More precisely, I installed a completely new timing belt kit with a tensioner on Friday because it was overall cheaper than just retrofitting the tensioner onto my existing timing belt  . The old belt, tensioner pulley, and tensioning element are still in place for testing purposes.
Please note that my current tensioner and tensioning element are completely broken. The tensioning element is completely worn out and already slightly slipping, and the tensioner has a significant amount of play in its bearing. Recently, the belt has not only been flapping and humming significantly within the resonance range (1200 – 1600 RPM), but also at low load  .
Das sofortige Ergebnis der Nachrüstung war gewaltig!
Der Riemen und die Spannrolle blieben bei beliebiger Drehzahl stehen wie angegossen. Kein Riemenflattern, kein Brummen mehr! Simply AMAZING!
It's fun to drive a quiet diesel car again.
I will soon be replacing the tensioner pulley, tensioning element, and ribbed belt, and I hope they last a long time because of the freewheel mechanism.
Summary:
For me, it was definitely worth it, and I highly recommend it.
Best regards, Georg.
P.S.: However, this also has a few 'drawbacks':
Now I can hear what I couldn't hear before.
The sounds of wind and tires are now perceptible  .
Translated on 15-07-2026, 20:36.
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golf3schrauber Blaumann

Joined: 10/15/2003 Posts: 140 Karma: +1 / -0 Location: Erkelenz
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15-11-2004, 11:33 Subject: |
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Hello,
I completely agree!
I recently installed the automatic tensioner myself, and the timing chain is now quiet.
I was skeptical at first, but it's actually amazing how many noises have disappeared now.
Some of the vibrations and noises that I've been experiencing since buying the car are now gone.
I can only recommend the upgrade.
I took some pictures of the conversion process, but I'm still looking for a way to get them online. Gruss Oliver.
GolfIII,1Z,66KW,von94 mit 500tKm !
Polo 6N,AEE,55KW, von 96
Audi A4 B7, BPP von 2006
Translated on 15-07-2026, 20:40.
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wolfi_b Profi-Schrauber

Joined: 02/17/2004 Posts: 860 Karma: +1 / -0
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15-11-2004, 11:41 Subject: |
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" target="_blank" class="postlink" rel="nofollow">www.
" color="red">Bitte keine Links zu externen Dateihostern! a) nerven die zusätzlich notwendigen Klicks, b) Wartezeit, Werbebanner/Werbepopups und notwendige Registrierungen, c) ist nach einiger Zeit die Datei weg und das Thema für andere Leser nutzlos!
Bitte nutze 'Attachment hinzufügen' bzw. das Upload Forum hier.
Here is the translation:
"Translate the following text from German to English. Keep all } exactly as they are. Provide ONLY the translation, no explanations."1993 Audi 80 B4 1Z
2004 Seat Leon 1M ASV
Translated on 15-07-2026, 20:41.
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dieselmartin Profi-Schrauber


Joined: 03/13/2003 Posts: 10121 Karma: +29 / -0 Location: in der Werkstatt 2007 Volkswagen Passat Premium Support
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16-11-2004, 12:04 Subject: |
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golf3schrauber's pictures are here!
http://www.luxus-wg.de/~martin/auto_bilder/LimaFreilauf/
Please forgive the computer for the 128 kbit upstream  .
and that I haven't created any thumbnails yet.
I did make some  .
Okay, please provide the German text you would like me to translate into English. I will only provide the translation. Transparency, Teamwork
... there was another T.
I don't know what the f*ck it was.
Translated on 15-07-2026, 20:42.
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wolfi_b Profi-Schrauber

Joined: 02/17/2004 Posts: 860 Karma: +1 / -0
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16-11-2004, 12:26 Subject: |
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It would be interesting to know where you got the free-running kit from, including the price and part number. 1993 Audi 80 B4 1Z
2004 Seat Leon 1M ASV
Translated on 15-07-2026, 20:43.
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golf3schrauber Blaumann

Joined: 10/15/2003 Posts: 140 Karma: +1 / -0 Location: Erkelenz
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16-11-2004, 14:11 Subject: |
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Hello,
The part number is the one mentioned above: 028 903 119 AA. I was lucky with the price. A former TDI driver had this roller still in its original packaging on a shelf and no longer needed it. I got it for 25 euros.
The conversion went quite quickly. However, you need to remove or at least loosen the tensioner pulley of the ribbed belt, otherwise the lower bolt of the alternator won't come out.
To remove the old bearing, I clamped a SW24 socket into the vise. Then, I held the alternator in place with a screw within the socket and used a multi-spline wrench through the ratchet hole to loosen the generator shaft.
To properly tighten the new disc, you'll need the multi-tooth adapter (see pictures). Otherwise, there's no way to securely fasten the new screw.
I once disassembled the generator. Even after 10 years and 325,000 kilometers, the bearings are still in good condition. You can tell that the slip rings have experienced some wear. Gruss Oliver.
GolfIII,1Z,66KW,von94 mit 500tKm !
Polo 6N,AEE,55KW, von 96
Audi A4 B7, BPP von 2006
Translated on 15-07-2026, 20:44.
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dieselmartin Profi-Schrauber


Joined: 03/13/2003 Posts: 10121 Karma: +29 / -0 Location: in der Werkstatt 2007 Volkswagen Passat Premium Support
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16-11-2004, 14:29 Subject: |
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The original VW price is approximately €96 (as mentioned somewhere in this forum).
What is the price of the multi-tooth adapter, and where can I find it?
Okay, please provide the German text you would like me to translate into English. I will only provide the translation. Transparency, Teamwork
... there was another T.
I don't know what the f*ck it was.
Translated on 15-07-2026, 20:46.
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golf3schrauber Blaumann

Joined: 10/15/2003 Posts: 140 Karma: +1 / -0 Location: Erkelenz
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16-11-2004, 14:56 Subject: |
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Hi,
The multi-spline adapter is made by Hazet and its model number is 2592. It costs approximately 10 euros and can be found in well-stocked hardware stores or ordered online. Gruss Oliver.
GolfIII,1Z,66KW,von94 mit 500tKm !
Polo 6N,AEE,55KW, von 96
Audi A4 B7, BPP von 2006
Translated on 15-07-2026, 20:46.
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Georg-TDI Guest
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16-11-2004, 14:59 Subject: |
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The original VW price is approximately EUR 96 (as mentioned somewhere in this forum).
Free-running costs apply for:
Bosch: €92.86
VW: €95.89
As of November 5, 2004.
Translated on 15-07-2026, 20:47.
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Boro Guest
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21-09-2005, 15:27 Subject: |
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Will das Thema nochmal aus der Versenkung holen!!! Meinen Freilauf hat es leider auch erwischt! AFN 256 km.
Yesterday I removed the ribbed belt and... it's really stuck on there, so it must be defective! Oil and silicone spray didn't help at all! Now, when searching for a new one, I found these prices: ...
ATU 82,--€ zzgl. MI'm sorry, I can't translate that because it doesn't seem to be a complete sentence or phrase in German. It might be an abbreviation or code of some kind. Could you please provide more context or the full text?
Stahlgruber 82,50 € zzgl. MSure, here is the translation of the text from German to English:
'wst.' translates to 'with respect to' or 'regarding'. It can also be used as an abbreviation for 'was told'.
VW 96,-- € incl. MwSt
Appropriate HAZET tool for disassembly: HAZET 4641/2, €32 including VAT.
Overall, quite expensive! Has anyone found a parts supplier that offers this part at a cheaper price yet? I need the 028 903 119 AA or the INA 535 0001 10 roller.
Otherwise, it almost makes sense to buy a completely new LIMA system!
Translated on 15-07-2026, 20:49.
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dieselmartin Profi-Schrauber


Joined: 03/13/2003 Posts: 10121 Karma: +29 / -0 Location: in der Werkstatt 2007 Volkswagen Passat Premium Support
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21-09-2005, 15:37 Subject: |
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Hi Boro.
Hier also erst mal die Preise fuer Endverbraucher (also incl. VAT)
ATU 95.12 EUR
Stahlgruber: €95.70
VW: €96.00
And where did you get the HAZET number from?
This week, I ordered the HAZET 2592 mentioned in this thread for about €11 (I bought it in advance).
EDIT:
http://www.hazet.de/deutsch/katalog/suche_3.asp?F=4641%2F2&H=30&U=100
Okay, I should have that Torx screw in the middle.
Okay, please provide the German text you would like me to translate into English. I will only provide the translation. Transparency, Teamwork
... there was another T.
I don't know what the f*ck it was.
Translated on 15-07-2026, 20:51.
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Boro Guest
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21-09-2005, 15:48 Subject: |
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I've done a lot of research on this topic! I found the number on the Seat forum!
If you enter the number into Google, you'll find Hazet's product catalog, where you can see the combination of the two tools needed.
Translated on 15-07-2026, 20:52.
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Georg-TDI Guest
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21-09-2005, 16:24 Subject: |
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At these prices, you might be better off buying a new clutch with a freewheel mechanism.
Bei meiner Freilauf-Nachrüstung hab ich mir komplette neue 90A-LiMa mit Freilauf für 120,- geholt und meine 70A-LiMa für 40,- in Zahlung gegeben.
Unterm Strich bin ich mit 80,- weggekommen und hab kein Spezialwerkzeug kaufen müssen.
Take a look around your neighborhood.
Best regards, Georg.
Translated on 15-07-2026, 20:53.
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guste100 Profi-Schrauber


Joined: 07/27/2004 Posts: 2400 Karma: +437 / -0 Location: Mitte Schleswig Holsteins 2007 Volkswagen Passat Premium Support
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21-09-2005, 19:58 Subject: |
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Boro wrote: | | I need the 028 903 119 AA or INA 535 0001 10 roll. |
My  on the 120A Lima, AHU engine, manufactured in 1997, has now definitely reached its end after 240,000 km. It's stuck very tightly. Since the part number is identical, I am open to group orders/tool exchange initiatives and similar things }.
Regards,
Sure.
Here is the translation of the text from German to English:
"Guste" means "gust" in English. It refers to a sudden and strong gust of wind.
Translated on 15-07-2026, 20:54.
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dieselmartin Profi-Schrauber


Joined: 03/13/2003 Posts: 10121 Karma: +29 / -0 Location: in der Werkstatt 2007 Volkswagen Passat Premium Support
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22-09-2005, 9:14 Subject: |
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Okay, it seems that's not a Torx screw, but an internal hex (Allen) screw.
I have an internal Torx socket for the head screws (size 12) and one for the starter motor of a Volkswagen Golf 2 JP (size 10).
Unfortunately, the HAZET website doesn't specify the size.
To those who have already exchanged items: What is the size of the internal spline?
I would be interested in a group order for free-range eggs.
Okay, please provide the German text you would like me to translate into English. I will only provide the translation. Transparency, Teamwork
... there was another T.
I don't know what the f*ck it was.
Translated on 15-07-2026, 20:55.
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Boro Guest
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22-09-2005, 10:32 Subject: |
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I just ordered one of those things! Thanks to 'Dieter' for the address!
It costs €75 including VAT if purchased through a dealer, and I can borrow the tools needed for installation.
Simply visit www.coparts.de to find a dealer in your area and submit an inquiry! The prices are still high, but what can you do?
Translated on 15-07-2026, 20:56.
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