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Load data for .308 Win. (7.62 x 51) + .308 | 180gr | Sierra Bullets Gamechanger

Recommended Powder(s): Accurate 2520, Hodgdon BL-C2, Somchem S321, Winchester 748, Winchester StaBALL Match

.308 Win. (7.62 x 51) + .308 | 180gr | Sierra Bullets Gamechanger

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Sierra Bullets Gamechanger
Manufacturer SKU:
TGK
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.418" | 36.0mm
Caliber:
.308 Win. load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
2.758" | 70.1mm
Seated Depth:
0.674" | 17.1mm
Shank Seated Depth:
0.487" | 12.4mm
Case Capacity:
56.0 Grains of Water | 3.64 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B10773_C401
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 168 loads in caliber .308 Win. with .308 | 180gr | Sierra Bullets Gamechanger bullet and 84 powders such as Accurate 2520, Hodgdon BL-C2, Somchem S321, Winchester 748, Winchester StaBALL Match. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 22.6 fps

  • .

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
97%
53983
90%
**23
99%
ADI AR 2207
<<locked>>
84%
53127
88%
**85
100%
ADI AR 2208
<<locked>>
97%
45629
76%
**79
96%
ADI AR 2219
<<locked>>
88%
53911
90%
**97
100%
Accurate 2015
<<locked>>
92%
52866
88%
**31
100%
Accurate 2200
<<locked>>
94%
54056
90%
**74
97%
Accurate 2230
<<locked>>
90%
53722
89%
**74
99%
Accurate 2460
<<locked>>
91%
54143
90%
**90
100%
Accurate 2495
<<locked>>
97%
53301
89%
**13
100%
Accurate 2520 👍
<<locked>>
96%
53447
89%
**26
100%
Accurate 4064
<<locked>>
97%
43874
73%
**05
100%
Alliant AR-Comp
<<locked>>
96%
53461
89%
**03
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
43569
72%
**92
98%
Alliant Reloder-10x
<<locked>>
90%
53621
89%
**51
100%
Alliant Reloder-15
<<locked>>
97%
48022
80%
**57
97%
Alliant Reloder-17
<<locked>>
96%
38435
64%
**49
95%
Alliant Reloder-7
<<locked>>
83%
53055
88%
**85
100%
Baschieri & Pellagri 106
<<locked>>
88%
54128
90%
**02
100%
Baschieri & Pellagri 107
<<locked>>
97%
52895
88%
**23
97%
Hodgdon BL-C2 👍
<<locked>>
95%
53098
88%
**46
99%
Hodgdon Benchmark
<<locked>>
93%
52968
88%
**34
100%
Hodgdon CFE BLK
<<locked>>
85%
53911
90%
**15
99%
Hodgdon CFE223
<<locked>>
96%
46093
77%
**54
96%
Hodgdon H322
<<locked>>
93%
53403
89%
**90
100%
Hodgdon H335
<<locked>>
87%
52982
88%
**93
100%
Hodgdon H380
<<locked>>
97%
45252
75%
**98
95%
Hodgdon H4198
<<locked>>
86%
53693
89%
**95
100%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
31111
52%
**36
92%
[Hodgdon LVR]*
<<locked>>
97%
37463
62%
**87
92%
Hodgdon VARGET
<<locked>>
97%
45020
75%
**69
96%
IMR 3031
<<locked>>
96%
46717
78%
**51
100%
IMR 4064
<<locked>>
96%
43497
72%
**36
96%
[IMR 4166 Enduron]*
<<locked>>
97%
45353
75%
**20
92%
IMR 4198
<<locked>>
89%
54085
90%
**05
100%
IMR 4895
<<locked>>
97%
49139
82%
**87
98%
IMR 8208 XBR
<<locked>>
95%
53432
89%
**84
99%
Lovex D073.4
<<locked>>
89%
53896
90%
**74
100%
Lovex D073.5
<<locked>>
91%
54143
90%
**90
100%
Lovex D073.6
<<locked>>
97%
51576
86%
**03
100%
Lovex S060
<<locked>>
96%
53330
89%
**38
98%
Lovex S062
<<locked>>
97%
46485
77%
**05
99%
Norma 200
<<locked>>
86%
54041
90%
**28
100%
Norma 201
<<locked>>
97%
52504
87%
**74
99%
Norma 202
<<locked>>
97%
52504
87%
**84
100%
Norma 203B
<<locked>>
97%
47137
78%
**51
98%
Ramshot Big Game
<<locked>>
97%
47050
78%
**61
97%
Ramshot TAC
<<locked>>
94%
53069
88%
**70
96%
Ramshot Wild Boar
<<locked>>
95%
53983
90%
**30
98%
Ramshot X-Terminator
<<locked>>
92%
53345
89%
**64
98%
ReloadSwiss RS 40
<<locked>>
91%
53447
89%
**80
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
46166
77%
**82
93%
ReloadSwiss RS 52
<<locked>>
97%
44759
74%
**51
99%
ReloadSwiss RS 60
<<locked>>
96%
37434
62%
**36
96%
Rottweil R 901
<<locked>>
95%
53664
89%
**67
100%
Rottweil R 902
<<locked>>
96%
48646
81%
**11
99%
Rottweil R 903
<<locked>>
96%
39755
66%
**33
97%
SNPE Vectan BA6 1/2
<<locked>>
84%
53243
88%
**52
100%
SNPE Vectan SP 10
<<locked>>
87%
52837
88%
**87
100%
SNPE Vectan SP 11
<<locked>>
97%
42105
70%
**85
96%
SNPE Vectan SP 7
<<locked>>
95%
52997
88%
**80
96%
SNPE Vectan SP 9
<<locked>>
97%
51793
86%
**90
98%
SNPE Vectan Tubal 3000
<<locked>>
96%
53751
89%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
44730
74%
**10
100%
Shooters World Match Rifle
<<locked>>
97%
51576
86%
**03
100%
Shooters World Precision
<<locked>>
97%
46485
77%
**05
99%
Shooters World Tactical Rifle
<<locked>>
88%
53127
88%
**41
99%
Somchem S321 👍
<<locked>>
92%
53853
89%
**16
100%
Somchem S335
<<locked>>
97%
53998
90%
**34
100%
Somchem S341
<<locked>>
96%
53026
88%
**93
98%
Somchem S355
<<locked>>
97%
41626
69%
**49
97%
[Somchem S365]*
<<locked>>
96%
29530
49%
**56
93%
Vihtavuori N120
<<locked>>
87%
53824
89%
**43
100%
Vihtavuori N130
<<locked>>
92%
53635
89%
**98
100%
Vihtavuori N133
<<locked>>
97%
51082
85%
**82
100%
Vihtavuori N135
<<locked>>
97%
39856
66%
**93
100%
Vihtavuori N140
<<locked>>
97%
48820
81%
**11
100%
Vihtavuori N150
<<locked>>
96%
34577
57%
**98
96%
[Vihtavuori N160]*
<<locked>>
97%
37420
62%
**64
92%
Vihtavuori N530
<<locked>>
93%
53824
89%
**03
99%
Vihtavuori N540
<<locked>>
97%
48414
80%
**38
100%
[Vihtavuori N550]*
<<locked>>
97%
37028
62%
**03
93%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
36651
61%
**18
94%
Winchester 748 👍
<<locked>>
93%
53838
89%
**46
100%
Winchester StaBALL Match 👍
<<locked>>
90%
52968
88%
**23
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32866
55%
**56
93%
ADI AR 2207
<<locked>>
81%
48153
80%
**23
100%
[ADI AR 2208]*
<<locked>>
83%
29733
49%
**64
90%
ADI AR 2219
<<locked>>
81%
43250
72%
**46
100%
Accurate 2015
<<locked>>
81%
37579
62%
**08
100%
[Accurate 2200]*
<<locked>>
81%
35027
58%
**59
92%
Accurate 2230
<<locked>>
81%
38841
65%
**51
96%
Accurate 2460
<<locked>>
81%
38580
64%
**57
98%
Accurate 2495
<<locked>>
81%
31618
53%
**75
99%
Accurate 2520
<<locked>>
81%
32416
54%
**82
97%
Accurate 4064
<<locked>>
81%
26614
44%
**60
96%
Alliant AR-Comp
<<locked>>
81%
32793
54%
**92
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
26818
45%
**41
91%
Alliant Reloder-10x
<<locked>>
81%
41075
68%
**70
100%
[Alliant Reloder-15]*
<<locked>>
81%
29037
48%
**87
90%
[Alliant Reloder-17]*
<<locked>>
88%
29225
49%
**29
90%
Alliant Reloder-7
<<locked>>
81%
49400
82%
**36
100%
Baschieri & Pellagri 106
<<locked>>
81%
43091
72%
**51
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
31792
53%
**42
91%
Hodgdon BL-C2
<<locked>>
81%
32590
54%
**95
95%
Hodgdon Benchmark
<<locked>>
81%
37449
62%
**88
97%
Hodgdon CFE BLK
<<locked>>
81%
48109
80%
**36
99%
[Hodgdon CFE223]*
<<locked>>
85%
31865
53%
**69
90%
Hodgdon H322
<<locked>>
81%
36637
61%
**31
99%
Hodgdon H335
<<locked>>
81%
42525
71%
**43
99%
[Hodgdon H380]*
<<locked>>
86%
32155
53%
**56
90%
Hodgdon H4198
<<locked>>
81%
46383
77%
**93
100%
[Hodgdon Hybrid 100V]*
<<locked>>
94%
28326
47%
**67
90%
[Hodgdon LVR]*
<<locked>>
94%
34258
57%
**15
90%
[Hodgdon VARGET]*
<<locked>>
82%
29399
49%
**54
90%
IMR 3031
<<locked>>
81%
28819
48%
**16
98%
[IMR 4064]*
<<locked>>
82%
28674
48%
**37
90%
[IMR 4166 Enduron]*
<<locked>>
94%
41336
69%
**51
90%
IMR 4198
<<locked>>
81%
42148
70%
**47
100%
[IMR 4895]*
<<locked>>
81%
29544
49%
**13
92%
IMR 8208 XBR
<<locked>>
81%
34809
58%
**78
96%
Lovex D073.4
<<locked>>
81%
40147
67%
**70
98%
Lovex D073.5
<<locked>>
81%
38580
64%
**57
98%
Lovex D073.6
<<locked>>
81%
30472
51%
**39
96%
[Lovex S060]*
<<locked>>
81%
34330
57%
**23
94%
[Lovex S062]*
<<locked>>
81%
28776
48%
**60
93%
Norma 200
<<locked>>
81%
46499
77%
**33
100%
Norma 201
<<locked>>
81%
32518
54%
**33
95%
Norma 202
<<locked>>
81%
32082
53%
**49
97%
[Norma 203B]*
<<locked>>
81%
28326
47%
**80
91%
[Ramshot Big Game]*
<<locked>>
82%
28950
48%
**93
90%
[Ramshot TAC]*
<<locked>>
81%
34882
58%
**69
90%
[Ramshot Wild Boar]*
<<locked>>
81%
33562
56%
**85
93%
Ramshot X-Terminator
<<locked>>
81%
37913
63%
**18
95%
ReloadSwiss RS 40
<<locked>>
81%
39073
65%
**60
98%
[ReloadSwiss RS 50]*
<<locked>>
91%
38276
64%
**44
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
27108
45%
**77
93%
[ReloadSwiss RS 60]*
<<locked>>
88%
28485
47%
**06
90%
Rottweil R 901
<<locked>>
81%
35926
60%
**85
98%
[Rottweil R 902]*
<<locked>>
81%
30850
51%
**90
94%
[Rottweil R 903]*
<<locked>>
83%
25222
42%
**14
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
49530
82%
**10
100%
SNPE Vectan SP 10
<<locked>>
81%
43874
73%
**52
100%
[SNPE Vectan SP 11]*
<<locked>>
84%
28514
47%
**90
90%
[SNPE Vectan SP 7]*
<<locked>>
82%
33359
55%
**49
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31401
52%
**26
92%
SNPE Vectan Tubal 3000
<<locked>>
81%
34389
57%
**16
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
27818
46%
**95
97%
Shooters World Match Rifle
<<locked>>
81%
30472
51%
**39
96%
[Shooters World Precision]*
<<locked>>
81%
28776
48%
**60
93%
Shooters World Tactical Rifle
<<locked>>
81%
41655
69%
**70
97%
Somchem S321
<<locked>>
81%
36753
61%
**41
97%
Somchem S335
<<locked>>
81%
33692
56%
**19
99%
[Somchem S341]*
<<locked>>
81%
32053
53%
**36
93%
[Somchem S355]*
<<locked>>
81%
25585
43%
**98
90%
[Somchem S365]*
<<locked>>
92%
25759
43%
**47
90%
Vihtavuori N120
<<locked>>
81%
45484
76%
**41
100%
Vihtavuori N130
<<locked>>
81%
38072
63%
**78
100%
Vihtavuori N133
<<locked>>
81%
31749
53%
**77
99%
Vihtavuori N135
<<locked>>
81%
24439
41%
**72
97%
Vihtavuori N140
<<locked>>
81%
29805
50%
**80
97%
[Vihtavuori N150]*
<<locked>>
83%
22916
38%
**09
90%
[Vihtavuori N160]*
<<locked>>
92%
32634
54%
**62
90%
Vihtavuori N530
<<locked>>
81%
36230
60%
**21
96%
Vihtavuori N540
<<locked>>
81%
29225
49%
**87
96%
[Vihtavuori N550]*
<<locked>>
92%
32082
53%
**98
90%
[Winchester 6.5 StaBALL]*
<<locked>>
89%
28718
48%
**34
90%
Winchester 748
<<locked>>
81%
35766
59%
**54
97%
Winchester StaBALL Match
<<locked>>
81%
37884
63%
**83
96%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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