Quote:
Originally Posted by Duke2.6
Any gear oil with the API donut stating SAE 80W-90 GL-5 on the package label is fine. Brand makes no difference.
Do not use GL-4. It lacks the EP additive that is necessary for highly loaded hypoid gears.
Duke
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Duke,
Understand where you are going with this re: GL-5. What was current when the W123 cars were new?
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Strelnik
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1950 170SD
1951 Citroen 11BN
1953 Citroen 11BNF limo
1953 220a project
1959 180D
1960 190D
1960 Borgward Isabella TS 2dr
1983 240D daily driver
1983 380SL
1990 350SDL daily driver alt
3 x Citroen DS21M, down from 5
3 x Citroen 2CV, down from 6
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