I need to know what weight fluid is recommended in the rear-end? Also does it need to be GL-4 or GL-5?
Saturday, July 23rd, 2016 AT 4:18 PM
5 Replies
HMAC300
MECHANIC
48,601 POSTS
Api -GL5-80w90 gear oil unless a hot climate like Arizona the 90w can be used.
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Saturday, July 23rd, 2016 AT 4:44 PM
SMALLBLOCK351
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So any brand that is GL5 80w90 or 80w95? I appreciate the information. Thank you.
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Saturday, July 23rd, 2016 AT 5:52 PM
MHPAUTOS
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Yes, just as long as you use the correct spec oil, but cheap oils are just that. Use quality and it will last longer.
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Saturday, July 23rd, 2016 AT 6:55 PM
SMALLBLOCK351
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Great! I changet my manual transmission fluid with Redline MT90 and it is fantastic! So I am going with Redline for the rear-end also. Thanks again for your help.
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Saturday, July 23rd, 2016 AT 7:09 PM
MHPAUTOS
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