[DeTomaso] ZF gear oil--another question
michael at michaelshortt.com
michael at michaelshortt.com
Sat Apr 12 19:13:05 EDT 2014
I would change it every few years regardless of mileage, certainly after 25K
Michael Shortt
On Sat, Apr 12, 2014 at 7:09 PM, Christopher Kimball
<chrisvkimball at msn.com>wrote:
> So with all this talk about ZF gear oil, let me ask a questions:
> I have put about 25,000 miles on my ZF--the vast majority freeway miles
> (to Fun Rallies in Phoenix, Reno, etc.)--following safety-wiring and
> inspection. Am I OK in terms of gear oil, or is it time to change it?
> Thanks,
> Chris
> From: thomas at hax.se
> Date: Sun, 13 Apr 2014 00:33:08 +0200
> To: pantdino at aol.com
> CC: detomaso at poca.com
> Subject: Re: [DeTomaso] ZF gear oil
>
>
> > 12 apr 2014 kl. 19:12 skrev Pantdino <pantdino at aol.com>:
> >
> > Thomas,
> >
> > "And there is no "yellow metal" in our ZF:s, right?"
> >
> > I think that is not correct. "Yellow metal" refers to brass, which is
> what sy
> nchros are made of or at least what they were made of back in the day.
>
> I believe the synchros are all steel in the ZF.
>
> >
> > I read somewhere that GL5 oils coat the metal better than GL4s, but the
> proble
> m is that the coating is so adherent that when it comes off it can tear
> off a fe
> w molecules of the metal. Over time this can result in gear wear.
> >
> > My Abarth guru recommends Red Line MT-90 for my Fiat transaxle. It is a
> 75W90
> GL4 oil that is recommended for gearboxes and FRONT-WHEEL DRIVE
> transaxles but
> not rear wheel drive diffs.
> >
> > Unfortunately I don't know enough about transaxles to know why GL4 oil
> is best
> for a Fiat transaxle but wouldn't be good for a ZF or Ferrari unit. Or
> maybe i
> t would be??
> >
> > Jim Oddie
> > -----Original Message-----
> > From: Thomas Tornblom <thomas at hax.se>
> > To: detomaso <detomaso at poca.com>
> > Sent: Fri, Apr 11, 2014 11:44 pm
> > Subject: Re: [DeTomaso] ZF gear oil
> >
> > Pantdino skrev 2014-04-12 08:14:
> > > I think Mike misspoke / miswrote
> > >
> > >
> > >
> > > Most gear oil is GL5 and it is GL4 that is hard to find
> > >
> > >
> > >
> > > But the best oil for the ZF is Red Line 75W90NS--- the NS
> signifying
> > > "not so slippery" I presume.
> > >
> > > ANY oil that says it is OK to use in a limited slip diff will be
> TOO
> > > slippery for proper synchro function and will predispose to early
> > > synchro wear.
> > >
> > >
> > >
> > > GL4 oil is better for "yellow metal" gears but this is a fairly
> minor
> > > consideration in comparison to better lubrication for the diff
> portion
> > > of the ZF provided by the GL5 Red Line 75W90NS
> >
> > And there is no "yellow metal" in our ZF:s, right? So GL5 would be
> > appropriate, just as the owners manual says.
> >
> > That said, I have always used Shell Getriebeoel, which is a fully
> > synthetic GL4, but will now switch to some GL5. Might even try this RL
> > oil. :)
> >
> > Thomas
> >
> > >
> > >
> > >
> > > At least this was the conclusion reached by the ferrarichat group
> for
> > > use in "brand F" transaxles.
> > >
> > >
> > >
> > > Jim Oddie
> > >
> > > -----Original Message-----
> > > From: Corey Price <coreyjprice at gmail.com>
> > > To: MikeLDrew <MikeLDrew at aol.com>
> > > Cc: De Tomaso List <detomaso at poca.com>
> > > Sent: Fri, Apr 11, 2014 9:03 pm
> > > Subject: Re: [DeTomaso] ZF gear oil
> > > Mike,
> > >
> > > I thought GL-4 was the recommended oil, per Lloyd's website "FAQ"
> section.
> > Did
> > > I miss something?
> > >
> > > Corey
> > >
> > >
> > >
> > >> On Apr 11, 2014, at 9:41 PM, [1]MikeLDrew at aol.com wrote:
> > >>
> > >> In a message dated 4/11/14 12 32 13, [2]cwhamm at frontier.comwrites:
> > >>
> > >> Also what is the best gear oil for
> > >> my ZF transaxle?
> > >>
> > >>>>> This is a very important question. I think there is a tendancy
> > >> among many people to just grab any old gear oil and throw it in
> there,
> > >> but the nature of a transaxle demands that one pays very close
> > >> attention to the manufacturer's recommendations. All gear oils
> are NOT
> > >> created equal!
> > >> In this case, the first thing to do is RTFM.
> > >> The manual specifically calls for SAE 80, AP GL5
> > >> (SAE 90 in Europe).
> > >> 7 1/2 pints of the stuff.
> > >> While it is very easy to find SAE 80-90 gear oil, it is
> surprisingly
> > >> difficult to find *GL5* gear oil, and that's the important part.
> GL5
> > >> oil has specific characteristics designed to work with the types of
> > >> synchros that our gearboxes have, which are different from most
> other
> > >> gearboxes, and definitely different from a typical
> differential/rear
> > >> axle.
> > >> If you go to most auto parts stores, there will be lots of gear
> oil on
> > >> the shelf but none of it will be GL5. The only place I have
> reliably
> > >> found GL5 is NAPA auto parts; it is made by Sta-Lube/CRC.
> > >> Here is the exact link to what you should buy:
> > >> [3][1]
> http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
> > >> It is normally sold in pints or gallons; since you need 7.5 pints
> and
> > >> there are 8 pints in a gallon, obviously it is to your advantage
> to buy
> > >> a gallon jug. My local NAPA store used to carry them, but I just
> had
> > >> to order a jug a couple of weeks ago as they only have pints now.
> > >> While you're at it, you might as well buy a gear oil pump, also by
> > >> Sta-Lube:
> > >> [4][2]
> http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
> > >> Harbor Freight has a better picture of it:
> > >> [5][3]
> http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.ht
> ml
> > >> Using this pump has transformed my life. Normally filling a ZF
> gearbox
> > >> is a painful experience involving a lot of spilled gear oil and
> > >> profanity. This turns it into a breeze. Just put the end of the
> hose
> > >> in the side of the gearbox (where it's cleverly retained), and
> start
> > >> pumping until you feel silly. When oil starts drooling out the
> side,
> > >> you're done. Let it sit for a few minutes, give a few more pumps
> just
> > >> to be sure, then you're really done.
> > >> Mike (going to change my gearbox oil tomorrow as a matter of
> fact....)
> > >> _______________________________________________
> > >>
> > >> Detomaso Forum Managed by POCA
> > >>
> > >> DeTomaso mailing list
> > >> [6]DeTomaso at poca.com
> > >> [7][4]http://poca.com/mailman/listinfo/detomaso_poca.com
> > >
> > > _______________________________________________
> > >
> > > Detomaso Forum Managed by POCA
> > >
> > > DeTomaso mailing list
> > > [8]DeTomaso at poca.com
> > > [9][5]http://poca.com/mailman/listinfo/detomaso_poca.com
> > >
> > > References
> > >
> > > 1. mailto:MikeLDrew at aol.com
> > > 2. mailto:cwhamm at frontier.com
> > > 3. [6]
> http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
> > > 4. [7]
> http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
> > > 5. [8]
> http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.ht
> ml
> > > 6. mailto:DeTomaso at poca.com
> > > 7. [9]http://poca.com/mailman/listinfo/detomaso_poca.com
> > > 8. mailto:DeTomaso at poca.com
> > > 9. [10]http://poca.com/mailman/listinfo/detomaso_poca.com
> > >
> > >
> > >
> > >
> > >
> > >
> > > _______________________________________________
> > >
> > > Detomaso Forum Managed by POCA
> > >
> > > DeTomaso mailing list
> > > DeTomaso at poca.com
> > > [11]http://poca.com/mailman/listinfo/detomaso_poca.com
> > >
> > >
> > > !DSPAM:5348d9dc3863307228636!
> > >
> >
> >
> > --
> > Real life: Thomas Toernblom Email: thomas at hax.se
> > Snail mail: Banvallsvaegen 14 Phone: +46 18 32 31 18
> > S - 754 40 Uppsala, Sweden Cellular: +46 76 209 8320
> >
> > _______________________________________________
> >
> > Detomaso Forum Managed by POCA
> >
> > DeTomaso mailing list
> > DeTomaso at poca.com
> > [12]http://poca.com/mailman/listinfo/detomaso_poca.com
> > !DSPAM:5349742617366153625052!
>
> _______________________________________________ Detomaso Forum Managed
> by POCA DeTomaso mailing list DeTomaso at poca.com
> http://poca.com/mailman/listinfo/detomaso_poca.com
>
> References
>
> 1. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
> 2. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
> 3. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
> 4. http://poca.com/mailman/listinfo/detomaso_poca.com
> 5. http://poca.com/mailman/listinfo/detomaso_poca.com
> 6. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
> 7. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
> 8. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
> 9. http://poca.com/mailman/listinfo/detomaso_poca.com
> 10. http://poca.com/mailman/listinfo/detomaso_poca.com
> 11. http://poca.com/mailman/listinfo/detomaso_poca.com
> 12. http://poca.com/mailman/listinfo/detomaso_poca.com
>
> _______________________________________________
>
> Detomaso Forum Managed by POCA
>
> DeTomaso mailing list
> DeTomaso at poca.com
> http://poca.com/mailman/listinfo/detomaso_poca.com
>
>
--
Michael L. Shortt
Savannah, Georgia
www.michaelshortt.com
michael at michaelshortt.com
912-232-9390
This email is protected by the Electronic Communications Privacy
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have received this message in error, then delete it. Thank you
-------------- next part --------------
I would change it every few years regardless of mileage, certainly
after 25K
Michael Shortt
On Sat, Apr 12, 2014 at 7:09 PM, Christopher Kimball
<[1]chrisvkimball at msn.com> wrote:
So with all this talk about ZF gear oil, let me ask a questions:
I have put about 25,000 miles on my ZF--the vast majority freeway
miles
(to Fun Rallies in Phoenix, Reno, etc.)--following safety-wiring
and
inspection. Am I OK in terms of gear oil, or is it time to
change it?
Thanks,
Chris
From: [2]thomas at hax.se
Date: Sun, 13 Apr 2014 00:33:08 +0200
To: [3]pantdino at aol.com
CC: [4]detomaso at poca.com
Subject: Re: [DeTomaso] ZF gear oil
> 12 apr 2014 kl. 19:12 skrev Pantdino <[5]pantdino at aol.com>:
>
> Thomas,
>
> "And there is no "yellow metal" in our ZF:s, right?"
>
> I think that is not correct. "Yellow metal" refers to brass,
which is what sy
nchros are made of or at least what they were made of back in the
day.
I believe the synchros are all steel in the ZF.
>
> I read somewhere that GL5 oils coat the metal better than GL4s,
but the proble
m is that the coating is so adherent that when it comes off it can
tear off a fe
w molecules of the metal. Over time this can result in gear wear.
>
> My Abarth guru recommends Red Line MT-90 for my Fiat transaxle.
It is a 75W90
GL4 oil that is recommended for gearboxes and FRONT-WHEEL DRIVE
transaxles but
not rear wheel drive diffs.
>
> Unfortunately I don't know enough about transaxles to know why GL4
oil is best
for a Fiat transaxle but wouldn't be good for a ZF or Ferrari unit.
Or maybe i
t would be??
>
> Jim Oddie
> -----Original Message-----
> From: Thomas Tornblom <[6]thomas at hax.se>
> To: detomaso <[7]detomaso at poca.com>
> Sent: Fri, Apr 11, 2014 11:44 pm
> Subject: Re: [DeTomaso] ZF gear oil
>
> Pantdino skrev 2014-04-12 08:14:
> > I think Mike misspoke / miswrote
> >
> >
> >
> > Most gear oil is GL5 and it is GL4 that is hard to find
> >
> >
> >
> > But the best oil for the ZF is Red Line 75W90NS--- the NS
signifying
> > "not so slippery" I presume.
> >
> > ANY oil that says it is OK to use in a limited slip diff
will be TOO
> > slippery for proper synchro function and will predispose to
early
> > synchro wear.
> >
> >
> >
> > GL4 oil is better for "yellow metal" gears but this is a
fairly minor
> > consideration in comparison to better lubrication for the
diff portion
> > of the ZF provided by the GL5 Red Line 75W90NS
>
> And there is no "yellow metal" in our ZF:s, right? So GL5 would be
> appropriate, just as the owners manual says.
>
> That said, I have always used Shell Getriebeoel, which is a fully
> synthetic GL4, but will now switch to some GL5. Might even try
this RL
> oil. :)
>
> Thomas
>
> >
> >
> >
> > At least this was the conclusion reached by the ferrarichat
group for
> > use in "brand F" transaxles.
> >
> >
> >
> > Jim Oddie
> >
> > -----Original Message-----
> > From: Corey Price <[8]coreyjprice at gmail.com>
> > To: MikeLDrew <[9]MikeLDrew at aol.com>
> > Cc: De Tomaso List <[10]detomaso at poca.com>
> > Sent: Fri, Apr 11, 2014 9:03 pm
> > Subject: Re: [DeTomaso] ZF gear oil
> > Mike,
> >
> > I thought GL-4 was the recommended oil, per Lloyd's website
"FAQ" section.
> Did
> > I miss something?
> >
> > Corey
> >
> >
> >
> >> On Apr 11, 2014, at 9:41 PM, [1][11]MikeLDrew at aol.com wrote:
> >>
> >> In a message dated 4/11/14 12 32 13,
[2][12]cwhamm at frontier.com writes:
> >>
> >> Also what is the best gear oil for
> >> my ZF transaxle?
> >>
> >>>>> This is a very important question. I think there is a
tendancy
> >> among many people to just grab any old gear oil and throw it
in there,
> >> but the nature of a transaxle demands that one pays very
close
> >> attention to the manufacturer's recommendations. All gear
oils are NOT
> >> created equal!
> >> In this case, the first thing to do is RTFM.
> >> The manual specifically calls for SAE 80, AP GL5
> >> (SAE 90 in Europe).
> >> 7 1/2 pints of the stuff.
> >> While it is very easy to find SAE 80-90 gear oil, it is
surprisingly
> >> difficult to find *GL5* gear oil, and that's the important
part. GL5
> >> oil has specific characteristics designed to work with the
types of
> >> synchros that our gearboxes have, which are different from
most other
> >> gearboxes, and definitely different from a typical
differential/rear
> >> axle.
> >> If you go to most auto parts stores, there will be lots of
gear oil on
> >> the shelf but none of it will be GL5. The only place I have
reliably
> >> found GL5 is NAPA auto parts; it is made by Sta-Lube/CRC.
> >> Here is the exact link to what you should buy:
> >>
[3][1][13]http://www.crcindustries.com/ei/product_detail.aspx?id=SL2
473
> >> It is normally sold in pints or gallons; since you need 7.5
pints and
> >> there are 8 pints in a gallon, obviously it is to your
advantage to buy
> >> a gallon jug. My local NAPA store used to carry them, but I
just had
> >> to order a jug a couple of weeks ago as they only have pints
now.
> >> While you're at it, you might as well buy a gear oil pump,
also by
> >> Sta-Lube:
> >>
[4][2][14]http://www.crcindustries.com/ei/product_detail.aspx?id=SL4
344
> >> Harbor Freight has a better picture of it:
> >>
[5][3][15]http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-
40714.ht
ml
> >> Using this pump has transformed my life. Normally filling a
ZF gearbox
> >> is a painful experience involving a lot of spilled gear oil
and
> >> profanity. This turns it into a breeze. Just put the end
of the hose
> >> in the side of the gearbox (where it's cleverly retained),
and start
> >> pumping until you feel silly. When oil starts drooling out
the side,
> >> you're done. Let it sit for a few minutes, give a few more
pumps just
> >> to be sure, then you're really done.
> >> Mike (going to change my gearbox oil tomorrow as a matter of
fact....)
> >> _______________________________________________
> >>
> >> Detomaso Forum Managed by POCA
> >>
> >> DeTomaso mailing list
> >> [6][16]DeTomaso at poca.com
> >> [7][4][17]http://poca.com/mailman/listinfo/detomaso_poca.com
> >
> > _______________________________________________
> >
> > Detomaso Forum Managed by POCA
> >
> > DeTomaso mailing list
> > [8][18]DeTomaso at poca.com
> > [9][5][19]http://poca.com/mailman/listinfo/detomaso_poca.com
> >
> > References
> >
> > 1. mailto:[20]MikeLDrew at aol.com
> > 2. mailto:[21]cwhamm at frontier.com
> > 3.
[6][22]http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
> > 4.
[7][23]http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
> > 5.
[8][24]http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-407
14.ht
ml
> > 6. mailto:[25]DeTomaso at poca.com
> > 7. [9][26]http://poca.com/mailman/listinfo/detomaso_poca.com
> > 8. mailto:[27]DeTomaso at poca.com
> > 9.
[10][28]http://poca.com/mailman/listinfo/detomaso_poca.com
> >
> >
> >
> >
> >
> >
> > _______________________________________________
> >
> > Detomaso Forum Managed by POCA
> >
> > DeTomaso mailing list
> > [29]DeTomaso at poca.com
> > [11][30]http://poca.com/mailman/listinfo/detomaso_poca.com
> >
> >
> > !DSPAM:5348d9dc3863307228636!
> >
>
>
> --
> Real life: Thomas Toernblom Email:
[31]thomas at hax.se
> Snail mail: Banvallsvaegen 14 Phone: [32]+46 18 32
31 18
> S - 754 40 Uppsala, Sweden Cellular: [33]+46 76 209
8320
>
> _______________________________________________
>
> Detomaso Forum Managed by POCA
>
> DeTomaso mailing list
> [34]DeTomaso at poca.com
> [12][35]http://poca.com/mailman/listinfo/detomaso_poca.com
> !DSPAM:5349742617366153625052!
_______________________________________________ Detomaso Forum
Managed
by POCA DeTomaso mailing list [36]DeTomaso at poca.com
[37]http://poca.com/mailman/listinfo/detomaso_poca.com
References
1.
[38]http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
2.
[39]http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
3.
[40]http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.
html
4. [41]http://poca.com/mailman/listinfo/detomaso_poca.com
5. [42]http://poca.com/mailman/listinfo/detomaso_poca.com
6.
[43]http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
7.
[44]http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
8.
[45]http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.
html
9. [46]http://poca.com/mailman/listinfo/detomaso_poca.com
10. [47]http://poca.com/mailman/listinfo/detomaso_poca.com
11. [48]http://poca.com/mailman/listinfo/detomaso_poca.com
12. [49]http://poca.com/mailman/listinfo/detomaso_poca.com
_______________________________________________
Detomaso Forum Managed by POCA
DeTomaso mailing list
[50]DeTomaso at poca.com
[51]http://poca.com/mailman/listinfo/detomaso_poca.com
--
Michael L. Shortt
Savannah, Georgia
[52]www.michaelshortt.com
[53]michael at michaelshortt.com
912-232-9390
This email is protected by the Electronic Communications Privacy
Act, 18 U.S.C. Sec. 2510-2521, is confidential and may be legally
privileged. If you are not the intended recipient, you are hereby
notified
that any retention, dissemination, distribution or copying of this
communication is strictly prohibited. Please reply to the sender that
you
have received this message in error, then delete it. Thank you
References
1. mailto:chrisvkimball at msn.com
2. mailto:thomas at hax.se
3. mailto:pantdino at aol.com
4. mailto:detomaso at poca.com
5. mailto:pantdino at aol.com
6. mailto:thomas at hax.se
7. mailto:detomaso at poca.com
8. mailto:coreyjprice at gmail.com
9. mailto:MikeLDrew at aol.com
10. mailto:detomaso at poca.com
11. mailto:MikeLDrew at aol.com
12. mailto:cwhamm at frontier.com
13. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
14. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
15. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
16. mailto:DeTomaso at poca.com
17. http://poca.com/mailman/listinfo/detomaso_poca.com
18. mailto:DeTomaso at poca.com
19. http://poca.com/mailman/listinfo/detomaso_poca.com
20. mailto:MikeLDrew at aol.com
21. mailto:cwhamm at frontier.com
22. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
23. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
24. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
25. mailto:DeTomaso at poca.com
26. http://poca.com/mailman/listinfo/detomaso_poca.com
27. mailto:DeTomaso at poca.com
28. http://poca.com/mailman/listinfo/detomaso_poca.com
29. mailto:DeTomaso at poca.com
30. http://poca.com/mailman/listinfo/detomaso_poca.com
31. mailto:thomas at hax.se
32. tel:%2B46%2018%2032%2031%2018
33. tel:%2B46%2076%20209%208320
34. mailto:DeTomaso at poca.com
35. http://poca.com/mailman/listinfo/detomaso_poca.com
36. mailto:DeTomaso at poca.com
37. http://poca.com/mailman/listinfo/detomaso_poca.com
38. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
39. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
40. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
41. http://poca.com/mailman/listinfo/detomaso_poca.com
42. http://poca.com/mailman/listinfo/detomaso_poca.com
43. http://www.crcindustries.com/ei/product_detail.aspx?id=SL2473
44. http://www.crcindustries.com/ei/product_detail.aspx?id=SL4344
45. http://www.harborfreight.com/sta-lube-gear-fluid-oil-pump-40714.html
46. http://poca.com/mailman/listinfo/detomaso_poca.com
47. http://poca.com/mailman/listinfo/detomaso_poca.com
48. http://poca.com/mailman/listinfo/detomaso_poca.com
49. http://poca.com/mailman/listinfo/detomaso_poca.com
50. mailto:DeTomaso at poca.com
51. http://poca.com/mailman/listinfo/detomaso_poca.com
52. http://www.michaelshortt.com/
53. mailto:michael at michaelshortt.com
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