r/Ninja400↗
Ninja 400 and Z400
A subreddit dedicated to everything about the current family (2018+) Ninja 400 and Z400 models.
18k subscribers58 posts / mo in Sep 2026 (incl. ~2% by known bots)38 authors / mosince 2019
r/Ninja400 has 18k members (+14% over the last 12 months). It gets about 58 posts a month from 38 people. Top topics: Tire Recommendations, Tall and Short Riders and First Bikes.
When to post on r/Ninja400
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How r/Ninja400 has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/Ninja400
Top topics
Share of the subreddit's posts
- Tire Recommendations1.4%
- Tall and Short Riders1.1%
- First Bikes1.0%
- Exhaust Mods0.9%
- Engine Issues0.8%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Partzilla
- RevZilla
- TST Industries, LLC.
- Aliexpress
- Cycle Gear
Everything else about r/Ninja400
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