![M4A1 SOPMOD Block II FSP ACOG [SG552] preview](https://images.steamusercontent.com/ugc/44576312822338002/9CFA53149E7442078381B9EB0E4A584024793FC9/)
About M4A1 SOPMOD Block II FSP ACOG [SG552]
What the creator says, alongside confirmed listing details.
M4A1 SOPMOD Block II FSP ACOG [SG552] is a community item for Left 4 Dead 2 listed on Steam Workshop.
Replaces the SG552 with the M4A1 SOPMOD Block II FSP (front sight post), aka the Daniel Defense DDM4V1 for the civilian market. Yes it’s another M4 mod, but thi...
Mod details
- Game
- Left 4 Dead 2
- Creator
- Crabs Johnson
- Category
- Unclassified
- Published
- February 24, 2025
- Last Workshop update
- February 24, 2025
- Workshop item
- #3433388418
Screenshots
1 image from the mod listing
Timeline
Key dates from the original listing and ModOrNot's catalogue.
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First published
The item was first published on Steam Workshop. Steam listing ↗
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File last updated
Latest file-change date reported by Steam Workshop. Steam listing ↗
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First tracked by ModOrNot
ModOrNot first added this item to its catalogue.
Why it ranks here
M4A1 SOPMOD Block II FSP ACOG [SG552] currently has 649 subscribers. Recent growth metrics are unavailable; the last calculation was 9d ago.
Metrics from 10 stored snapshots. How ModOrNot ranks mods →
Subscriber change since tracked
View change since tracked
Favorite change since tracked
Platform availability
Xbox 360 version, backward compatible on Xbox One/Series X|S. Add-on content is Steam Workshop only; console builds do not run Workshop mods.
Availability is only claimed when an official source proves it. A platform we cannot verify is shown as “Not verified” — we never assume a PC Workshop mod runs on a console.
More Left 4 Dead 2 mods
| Mod | Subscribers | 7d | Score |
|---|---|---|---|
| 5.9K | +5.6K | 100.0 | |
| 822 | +525 | 100.0 | |
| 8.8K | +738 | 100.0 | |
| 4.8K | +359 | 99.9 | |
| 1.1K | +579 | 99.8 |
Frequently asked questions
How popular is M4A1 SOPMOD Block II FSP ACOG [SG552] compared with other Left 4 Dead 2 mods?
It ranks #69,596 among 179,301 tracked active Left 4 Dead 2 mods by subscribers — within the top 38.82%. This is a subscriber-based position, not a quality verdict. Counts and placement can change as the catalogue updates.
Is M4A1 SOPMOD Block II FSP ACOG [SG552] available on PC?
The official Steam Workshop listing establishes PC distribution for Left 4 Dead 2. This does not verify current downloadability or compatibility with every PC configuration. Official source ↗
Is M4A1 SOPMOD Block II FSP ACOG [SG552] available on PlayStation 5?
No — Left 4 Dead 2 itself is not available on PlayStation 5, so neither the game nor its mods can run there.
Is M4A1 SOPMOD Block II FSP ACOG [SG552] available on Xbox Series X|S?
No — Left 4 Dead 2 exists on Xbox Series X|S, but its mod system does not support M4A1 SOPMOD Block II FSP ACOG [SG552]. Xbox 360 version, backward compatible on Xbox One/Series X|S. Add-on content is Steam Workshop only; console builds do not run Workshop mods.
When was the mod last updated?
The source listing reports February 24, 2025 as the last file update. A later comment or catalogue refresh does not mean the mod file changed. Official source ↗
What does the ModOrNot Score mean on this page?
It is a 0–100 momentum signal: 50% subscriber-growth velocity relative to mods in the same game, 20% favorite growth, 20% view growth, and 10% update recency. It is not a quality rating. A recent score is unavailable for this mod, so no estimated value is shown.
Are these the real Steam Workshop numbers?
ModOrNot stores public Steam Workshop counts from its collection runs. The totals shown here are the latest counts stored in our catalogue; changes over time are calculated from recorded observations, not invented values. They can differ from the live listing until the next collection.
How is the rank computed?
ModOrNot compares tracked active Left 4 Dead 2 mods by their current stored subscriber totals. Rank #1 has the most subscribers; equal totals share a rank. The rank is calculated when this page loads and can change as counts or the catalogue change.