Important: all changes shown below are from 4.8 Open Test game client. They are only a preview and most likely will change before the release.

Removed modules
These modules will be removed from tanks.
Each tank that has module removed from stock configuration will have minor changes in traverse speed. Significant changes are shown in the next section.
VI M4A3E8
IV
75 mm Gun M3
V
105 mm M4
VII T20
VI
76 mm Gun M1A1
V
105 mm M4
VII T29
VI
76 mm Gun M1A2
VIII Pershing
VI
76 mm Gun M1A1
V
105 mm M4
V Wolverine
V
105 mm AT M4
IX M46 Patton
VII
90 mm Gun M3
V
105 mm M4
VI M4A3E2
V
105 mm M4
VI Hellcat
V
3-inch AT Gun M7
VII IS
VI
85 mm D-5T
VII
85 mm D5T-85BM
VI T-34-85
V
122 mm U-11
VI KV-1S
V
76 mm ZiS-5
V
122 mm U-11
VIII T-44
VI
85 mm ZiS S-53
VII KV-3
VI
85 mm F-30
VI
85 mm S-31
VII
V-2IS
X IS-4
VIII
122 mm D-25T
VII T-43
V
122 mm U-11
VII KV-13
V
76 mm ZiS-5
V
122 mm U-11
VI T-150
V
76 mm ZiS-5
V
122 mm U-11
VII Tiger I
VI
7,5 cm Kw.K. 42 L/70
V
10,5 cm Kw.K. L/28
VII Panther
V
10,5 cm Kw.K. L/28
VI Jg.Pz. IV
V
10,5 cm Stu.H. 42 L/28
VI VK 36.01 H
V
10,5 cm Kw.K. L/28
V VK 30.01 H
IV
7,5 cm Kw.K. 37 L/24
IV
5 cm Kw.K. 39 L/60
V
10,5 cm Kw.K. L/28
VII VK 30.02 D
V
7,5 cm Kw.K. 40 L/48
V
10,5 cm Kw.K. L/28
IV Pz. III
I
3,7 cm Kw.K. 36 L/46.5
IV
Maybach HL 108 TR
IV Luchs
I
2 cm Kw.K. 38
III
Maybach HL 62 TR
VI VK 30.01 P
V
10,5 cm Kw.K. L/28
VIII Panther II
VI
7,5 cm Kw.K. 42 L/70
V
10,5 cm Kw.K. L/28
IX E 50
VI
7,5 cm Kw.K. 42 L/70
VIII
7,5 cm Kw.K. L/100
VII Tiger (P)
VI
7,5 cm Kw.K. 42 L/70
V
10,5 cm Kw.K. L/28
IV D.W. 2
IV
Maybach HL 120 TR R
VI Cromwell
V
3.7-inch Howitzer
V
75 mm Gun Mk. V
V Churchill I
IV
OQF 3-inch Howitzer Mk. I
IV
QF 6-pdr Mk. III
V
75 mm Gun Mk. V
VI Churchill VII
V
3.7-inch Howitzer
V
75 mm Gun Mk. V
VII Comet
V
75 mm Gun Mk. V
V
3.7-inch Howitzer
VI AT 8
V
75 mm AT Gun Mk. V
V Chi-Nu
IV
7.5 cm Tank Gun Type 99
IV
7.5 cm Tank Gun Type 3

Updated parameters
Values are shown for top configurations with 100% crew and no provisions/equipment
Tank
Parameter
Old
New
Dispersion Factors
when moving
0.24
0.22
when rotating
0.24
0.22
Engine Power
600
700
Effective Power/Weight Ratio
on hard terrain
12.97
15.13
on medium terrain
10.81
12.61
on soft terrain
8.11
9.46
Engine Power
600
700
Effective Power/Weight Ratio
on hard terrain
11.91
13.89
on medium terrain
9.35
10.91
on soft terrain
6.24
7.28
IV Luchs
II
III
IV
V
IV
V
IV
V
IV
V
Traverse Speed
on hard terrain
32.07
25.03
on medium terrain
29.61
23.11
on soft terrain
23.05
17.99
Traverse Speed
on hard terrain
36.08
28.16
on medium terrain
33.08
25.81
on soft terrain
25.61
19.99
Traverse Speed
on hard terrain
64.15
50.06
on medium terrain
59.21
46.21
on soft terrain
46.09
35.97
Traverse Speed
on hard terrain
72.17
56.32
on medium terrain
66.15
51.63
on soft terrain
51.22
39.97
Traverse Speed
on hard terrain
29.44
22.98
on medium terrain
27.18
21.21
on soft terrain
21.16
16.51
Traverse Speed
on hard terrain
33.12
25.85
on medium terrain
30.36
23.70
on soft terrain
23.51
18.34
Traverse Speed
on hard terrain
58.88
45.95
on medium terrain
54.35
42.42
on soft terrain
42.31
33.02
Traverse Speed
on hard terrain
66.24
51.70
on medium terrain
60.72
47.39
on soft terrain
47.01
36.69
Traverse Speed
on hard terrain
28.14
21.96
on medium terrain
25.98
20.27
on soft terrain
20.22
15.78
Traverse Speed
on hard terrain
31.66
24.71
on medium terrain
29.02
22.65
on soft terrain
22.47
17.54
Traverse Speed
on hard terrain
56.29
43.93
on medium terrain
51.96
40.55
on soft terrain
40.44
31.56
Traverse Speed
on hard terrain
63.32
49.42
on medium terrain
58.04
45.30
on soft terrain
44.94
35.07
Traverse Speed
on hard terrain
28.14
21.96
on medium terrain
25.98
20.27
on soft terrain
20.22
15.78
Traverse Speed
on hard terrain
31.66
24.71
on medium terrain
29.02
22.65
on soft terrain
22.47
17.54
Traverse Speed
on hard terrain
56.29
43.93
on medium terrain
51.96
40.55
on soft terrain
40.44
31.56
Traverse Speed
on hard terrain
63.32
49.42
on medium terrain
58.04
45.30
on soft terrain
44.94
35.07
Traverse Speed
on hard terrain
29.37
22.92
on medium terrain
27.11
21.16
on soft terrain
21.10
16.47
Traverse Speed
on hard terrain
33.04
25.79
on medium terrain
30.29
23.64
on soft terrain
23.45
18.30
Traverse Speed
on hard terrain
58.74
45.84
on medium terrain
54.22
42.32
on soft terrain
42.21
32.94
Traverse Speed
on hard terrain
66.08
51.57
on medium terrain
60.58
47.28
on soft terrain
46.90
36.60
IV Pz. III
III
IV
IV
III
IV
IV
IV
III
IV
Traverse Speed
on hard terrain
44.02
41.72
on medium terrain
32.28
30.59
on soft terrain
27.99
26.53
Traverse Speed
on hard terrain
49.52
46.94
on medium terrain
45.02
42.67
on soft terrain
30.95
29.33
Traverse Speed
on hard terrain
55.34
52.45
on medium terrain
40.58
38.46
on soft terrain
35.19
33.35
Traverse Speed
on hard terrain
62.26
59.00
on medium terrain
56.60
53.64
on soft terrain
38.91
36.88
Traverse Speed
on hard terrain
41.79
39.60
on medium terrain
30.64
29.04
on soft terrain
26.57
25.18
Traverse Speed
on hard terrain
47.01
44.55
on medium terrain
42.74
40.50
on soft terrain
29.38
27.85
Traverse Speed
on hard terrain
52.53
49.79
on medium terrain
38.52
36.51
on soft terrain
33.40
31.66
Traverse Speed
on hard terrain
59.10
56.01
on medium terrain
53.73
50.92
on soft terrain
36.94
35.01
Traverse Speed
on hard terrain
41.79
39.60
on medium terrain
30.64
29.04
on soft terrain
26.57
25.18
Traverse Speed
on hard terrain
47.01
44.55
on medium terrain
42.74
40.50
on soft terrain
29.38
27.85
Traverse Speed
on hard terrain
52.53
49.79
on medium terrain
38.52
36.51
on soft terrain
33.40
31.66
Traverse Speed
on hard terrain
59.10
56.01
on medium terrain
53.73
50.92
on soft terrain
36.94
35.01
Traverse Speed
on hard terrain
41.62
39.44
on medium terrain
30.52
28.93
on soft terrain
26.46
25.08
Traverse Speed
on hard terrain
46.82
44.37
on medium terrain
42.57
40.34
on soft terrain
29.26
27.73
Traverse Speed
on hard terrain
52.32
49.59
on medium terrain
38.37
36.36
on soft terrain
33.27
31.53
Traverse Speed
on hard terrain
58.86
55.78
on medium terrain
53.51
50.71
on soft terrain
36.79
34.86
VIII Rhm.-B. WT
X
X
Gun Depression
3°
5°
V AMX ELC bis
IV
VI
VI
Max Ammo
36
48
VI AMX 12 t
V
VI
Max Ammo
36
48
Max Ammo
30
48
VII AMX 13 75
V
VI
Max Ammo
36
48
VIII AMX 13 90
VI
VII
Max Ammo
36
48
IX B-C 25 t AP
VIII
VIII
Max Ammo
42
48
Max Ammo
30
48
X B-C 25 t
VIII
X
Max Ammo
30
48
Max Ammo
30
48