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r/AskAMechanic↗

Ask A Mechanic!

Ask your automotive mechanical and diagnostic questions here

179k subscribers2,581 posts / mo in Sep 20262,333 authors / mosince 2010

r/AskAMechanic has 179k members (+30% over the last 12 months). It gets about 2,581 posts a month from 2,333 people. Top topics: Tire Issues, Tire Issues and Oil Leaks.

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Size and growth

How r/AskAMechanic has grown

r/AskAMechanic

Subscriber growth

Subscribers over time

+30%in 12 months · +4.8% in 3 months · +1.0% in 1 month
Oct 2026179k
Growing179k subscribers
Data since Apr 2020Live · through Oct 2026
r/AskAMechanic

Monthly activity

Posts, comments and authors per month

−19%vs Sep 2025 · −6.8% last 3 months vs the 3 before
Sep 20262.6k
QuieterPeaked at 3.9k in May 2025
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/AskAMechanic

Top topics

Share of the subreddit's posts

  1. Tire Issues6.0%
  2. Tire Issues3.2%
  3. Oil Leaks2.7%
  4. Mystery Car Parts2.2%
  5. Bolt Removal Tips2.0%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. RockAuto
  2. No strings attached!
  3. AutoZone
  4. eBay
  5. Walmart

The full report

Everything else about r/AskAMechanic

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research