
ST-I IX
Live recordings
Skill4ltu evaluation:
- Armour Effectiveness
- Beginner Friendliness
- Gun Handling
- Speed / Mobility
- Ease of marking
- Ammunition
Community average ratings in 431 votes
- Overall (3.95)
- Fun (3.74)
Community average ratings for tier V+ vehicles
You are not able to rate ST-I because:
IXST-I
Assault Heavy Tank
This is a proposed field modification from skill4ltu for ST-I.
II

All-Terrain Suspension
Lightweight SuspensionIV

Parallax Adjustment
Aiming Gears LappingV

Sound Insulation
Periscope Electric DriveVII

Additional Noise Insulation 
Padding removalChanges to technical characteristics
Skill4ltu notes:
The second configuration is for people who have a fire extinguisher.
Instead of Battle Tempered you can have Threat Search, depends on the player.
*Order of skills and perks is important.
Hover the skills and perks to get full description of each.
Crew Transfer Info:
For more details on these restrictions, check out the guide on crew restrictions.
Vehicle changelog
March 13, 2026
Added: x2 setup Crew perks following 2.2.0 update crew rework
September 3, 2025
Modified: Link to Patchnotes 2.0
April 7 & 15, 2025
Rerating VOD Link
Modified: Equipment setup, Crew Perks, Commander/Radioman from Signal Interception to Side by Side, Gunner from Designated Target to Quick Aiming, Ratings, Overall from 4 to 3, Armour Effectiveness from 4 to 3,5, Beginner Friendliness from 4 to 3,5, Gun Handling from 3 to 2
September 25, 2023
Modified: Crew Skills : all updated and new 6 skills layout
August 04, 2020
- Link to Patchnotes 1.10
- Replaced the 122 mm D-25T gun (shell types: AP, APCR, HE; penetrations values: 175/217/61 mm) with the 122 mm D-25TS, which has the following parameters:
- Shell types: APCR, HEAT, HE
- Penetration values: 217/270/61 mm
- Dispersion in both turrets is 0.44 m
- Aiming time in both turrets is 3 s
- Decreased the dispersion during movement of the ST-I suspension by 7%
- Decreased the dispersion during movement of the ST-IM suspension by 12%
- Decreased the dispersion on hull traverse of the ST-I suspension by 7%
- Decreased the dispersion on hull traverse of the ST-IM suspension by 12%
- Changed the dispersion of the 122 mm M62-T2 gun in the ST-I turret from 0.38 to 0.4 m
- Changed the reload time of the 122 mm M62-T2 gun in the ST-I turret from 13.3 to 12.7 s












































