# 2015 Infiniti Q50 - Diff oil

**URL:** <https://community.cartalk.com/t/2015-infiniti-q50-diff-oil/145739>\
**Category:** Maintenance/Repairs\
**Tags:** infiniti\
**Created:** [August 1, 2019, 2:52pm UTC](https://community.cartalk.com/t/2015-infiniti-q50-diff-oil/145739 "2019-08-01T14:52:08Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Champa](https://avatars.discourse-cdn.com/v4/letter/c/48db29/32.png) [@Champa](https://community.cartalk.com/u/Champa)\
**Post date:** [August 1, 2019, 2:52pm UTC](https://community.cartalk.com/t/2015-infiniti-q50-diff-oil/145739/1 "2019-08-01T14:52:09Z")

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How often should I replace front and rear differential fluid

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [August 1, 2019, 3:06pm UTC](https://community.cartalk.com/t/2015-infiniti-q50-diff-oil/145739/2 "2019-08-01T15:06:14Z")

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If it is not in your owners manual or if it says lifetime fluid, I’d replace every 50K miles.