# How do u know when its time to change Gear Oil??

**URL:** <https://forum.g2ic.com/t/how-do-u-know-when-its-time-to-change-gear-oil/26833>\
**Category:** Integra Help\
**Created:** [August 12, 2002, 4:19pm UTC](https://forum.g2ic.com/t/how-do-u-know-when-its-time-to-change-gear-oil/26833 "2002-08-12T16:19:04Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![system](https://forum.g2ic.com/user_avatar/forum.g2ic.com/system/32/1_2.png) [@system](https://forum.g2ic.com/u/system)\
**Post date:** [August 12, 2002, 4:19pm UTC](https://forum.g2ic.com/t/how-do-u-know-when-its-time-to-change-gear-oil/26833/1 "2002-08-12T16:19:04Z")

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How do u know when its time to change gear oil? My tranny has been acting pretty funny, im wondering if its my gear oil…

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**Author:** ![system](https://forum.g2ic.com/user_avatar/forum.g2ic.com/system/32/1_2.png) [@system](https://forum.g2ic.com/u/system)\
**Post date:** [August 12, 2002, 5:08pm UTC](https://forum.g2ic.com/t/how-do-u-know-when-its-time-to-change-gear-oil/26833/2 "2002-08-12T17:08:06Z")

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B18A series engines do not use gear oil. Honda recommends to use 10W30 motor oil. Some recommendations would be:

- BG Synchroshift
- GM Synchromesh
- Redline MTL 80W90

Of course, 10W30 motor oils can be used.

Regards,

Oz

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**Author:** ![curls](https://forum.g2ic.com/letter_avatar_proxy/v4/letter/c/71e660/32.png) [@curls](https://forum.g2ic.com/u/curls)\
**Post date:** [August 12, 2002, 9:31pm UTC](https://forum.g2ic.com/t/how-do-u-know-when-its-time-to-change-gear-oil/26833/3 "2002-08-12T21:31:30Z")

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If it’s a manual tranny, I’d definately stick with Honda MTF.