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Load data for .300 Rem. SA Ultra Mag + .308 | 180gr | Sierra Bullets Gamechanger

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550

.300 Rem. SA Ultra Mag + .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:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.783" | 70.7mm
Seated Depth:
0.638" | 16.2mm
Shank Seated Depth:
0.451" | 11.5mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B10773_C373
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 194 loads in caliber .300 Rem. SA Ultra Mag with .308 | 180gr | Sierra Bullets Gamechanger bullet and 97 powders such as Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550. 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".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

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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>>
88%
57653
90%
**56
100%
ADI AR 2208
<<locked>>
93%
57595
90%
**43
100%
[ADI AR 2209]*
<<locked>>
97%
44005
69%
**92
93%
Accurate 2015
<<locked>>
84%
57246
89%
**35
100%
Accurate 2200
<<locked>>
86%
56724
88%
**13
100%
Accurate 2495
<<locked>>
86%
57682
90%
**03
100%
Accurate 2520
<<locked>>
86%
57145
89%
**30
100%
Accurate 2700
<<locked>>
93%
56898
89%
**80
97%
Accurate 3100
<<locked>>
97%
36753
57%
**57
95%
Accurate 4064
<<locked>>
92%
57580
90%
**30
100%
Accurate 4350
<<locked>>
97%
51561
80%
**36
99%
Alliant AR-Comp
<<locked>>
86%
57101
89%
**74
100%
Alliant Reloder- TS 15.5
<<locked>>
93%
57406
90%
**59
100%
Alliant Reloder-15
<<locked>>
91%
56913
89%
**72
100%
Alliant Reloder-16
<<locked>>
97%
49153
77%
**26
99%
Alliant Reloder-17 👍
<<locked>>
96%
56565
88%
**61
100%
[Alliant Reloder-19]*
<<locked>>
97%
43540
68%
**95
93%
Alliant Reloder-23
<<locked>>
97%
35708
56%
**87
98%
Alliant Reloder-26
<<locked>>
97%
39233
61%
**25
97%
Baschieri & Pellagri 107
<<locked>>
88%
57101
89%
**76
100%
Hodgdon BL-C2
<<locked>>
86%
57232
89%
**66
100%
Hodgdon Benchmark
<<locked>>
85%
57551
90%
**77
100%
Hodgdon CFE223 👍
<<locked>>
91%
56971
89%
**05
100%
Hodgdon H322
<<locked>>
84%
57682
90%
**00
100%
Hodgdon H380
<<locked>>
92%
57014
89%
**62
100%
Hodgdon H414
<<locked>>
96%
57624
90%
**35
99%
Hodgdon H4350
<<locked>>
97%
48327
75%
**18
96%
Hodgdon Hybrid 100V
<<locked>>
97%
45818
71%
**15
100%
Hodgdon LVR
<<locked>>
97%
55477
87%
**82
99%
Hodgdon Superperformance
<<locked>>
97%
55100
86%
**22
98%
Hodgdon VARGET
<<locked>>
93%
57290
89%
**40
100%
IMR 3031
<<locked>>
90%
57348
89%
**33
100%
IMR 4064
<<locked>>
94%
56840
89%
**26
100%
IMR 4166 Enduron
<<locked>>
94%
57072
89%
**07
98%
IMR 4350
<<locked>>
97%
50821
79%
**64
97%
IMR 4451 Enduron
<<locked>>
95%
56608
88%
**36
98%
IMR 4831
<<locked>>
97%
43308
68%
**89
98%
IMR 4895
<<locked>>
90%
57377
89%
**85
100%
IMR 8208 XBR
<<locked>>
86%
57290
89%
**23
100%
Lovex D073.6
<<locked>>
87%
56782
89%
**26
100%
Lovex S060
<<locked>>
88%
57537
90%
**94
100%
Lovex S062
<<locked>>
91%
57348
89%
**23
100%
Lovex S065
<<locked>>
97%
55579
87%
**17
99%
Lovex S070
<<locked>>
97%
52750
82%
**97
98%
[Lovex S071]*
<<locked>>
97%
30530
48%
**13
92%
Norma 201
<<locked>>
88%
56942
89%
**13
100%
Norma 202
<<locked>>
88%
57566
90%
**10
100%
Norma 203B
<<locked>>
91%
57087
89%
**69
100%
Norma 204
<<locked>>
97%
51750
81%
**13
96%
[Norma MRP]*
<<locked>>
96%
38928
61%
**75
94%
Norma URP
<<locked>>
97%
50459
79%
**20
99%
Ramshot Big Game
<<locked>>
90%
56695
88%
**82
100%
Ramshot Hunter
<<locked>>
97%
49719
78%
**20
98%
Ramshot TAC
<<locked>>
86%
57174
89%
**36
99%
Ramshot Wild Boar
<<locked>>
86%
56913
89%
**56
100%
Ramshot X-Terminator
<<locked>>
84%
57261
89%
**10
100%
ReloadSwiss RS 50
<<locked>>
92%
57290
89%
**46
99%
ReloadSwiss RS 52
<<locked>>
91%
57464
90%
**99
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
55811
87%
**71
100%
ReloadSwiss RS 62
<<locked>>
97%
51010
80%
**49
99%
ReloadSwiss RS 70
<<locked>>
97%
50314
78%
**69
99%
Rottweil R 901
<<locked>>
86%
57667
90%
**87
100%
Rottweil R 902
<<locked>>
90%
57232
89%
**07
100%
Rottweil R 903
<<locked>>
94%
56855
89%
**53
100%
[Rottweil R 904]*
<<locked>>
97%
45614
71%
**75
93%
[Rottweil R 905]*
<<locked>>
97%
41524
65%
**66
93%
Rottweil R 907
<<locked>>
96%
56681
88%
**30
98%
SNPE Vectan SP 11 👍
<<locked>>
94%
57464
90%
**02
100%
SNPE Vectan SP 7
<<locked>>
87%
56971
89%
**30
100%
SNPE Vectan SP 9
<<locked>>
88%
56579
88%
**43
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
56869
89%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
57421
90%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
56115
88%
**77
98%
Shooters World Long Rifle
<<locked>>
97%
55579
87%
**17
99%
Shooters World Match Rifle
<<locked>>
87%
56782
89%
**26
100%
Shooters World Precision
<<locked>>
91%
57348
89%
**23
100%
Somchem S321
<<locked>>
84%
57537
90%
**36
100%
Somchem S335
<<locked>>
88%
56869
89%
**35
100%
Somchem S341
<<locked>>
87%
57363
89%
**33
100%
Somchem S355
<<locked>>
95%
57464
90%
**53
100%
[Somchem S361]*
<<locked>>
97%
46688
73%
**59
92%
Somchem S365
<<locked>>
97%
45310
71%
**74
100%
Somchem S385
<<locked>>
97%
42714
67%
**56
95%
Vihtavuori N130
<<locked>>
84%
56623
88%
**92
100%
Vihtavuori N133
<<locked>>
90%
57493
90%
**18
100%
Vihtavuori N135
<<locked>>
96%
56797
89%
**67
100%
Vihtavuori N140
<<locked>>
90%
56594
88%
**74
100%
Vihtavuori N150
<<locked>>
97%
52083
81%
**51
100%
Vihtavuori N160
<<locked>>
97%
55825
87%
**49
100%
Vihtavuori N530
<<locked>>
84%
57000
89%
**20
100%
Vihtavuori N540
<<locked>>
90%
56666
88%
**07
100%
Vihtavuori N550 👍
<<locked>>
97%
55970
87%
**02
100%
Vihtavuori N555
<<locked>>
97%
38754
60%
**59
98%
Winchester 6.5 StaBALL
<<locked>>
97%
52852
82%
**90
100%
Winchester 748
<<locked>>
84%
57392
90%
**59
100%
Winchester 760
<<locked>>
96%
57624
90%
**35
99%
Winchester StaBALL HD
<<locked>>
97%
31894
50%
**77
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
46398
72%
**89
100%
ADI AR 2208
<<locked>>
81%
39711
62%
**48
98%
[ADI AR 2209]*
<<locked>>
91%
37115
58%
**48
90%
Accurate 2015
<<locked>>
81%
52475
82%
**79
100%
Accurate 2200
<<locked>>
81%
48863
76%
**98
99%
Accurate 2495
<<locked>>
81%
48341
75%
**79
100%
Accurate 2520
<<locked>>
81%
48834
76%
**18
100%
[Accurate 2700]*
<<locked>>
81%
38116
59%
**62
93%
[Accurate 3100]*
<<locked>>
89%
27891
44%
**47
90%
Accurate 4064
<<locked>>
81%
40756
64%
**84
100%
[Accurate 4350]*
<<locked>>
81%
29530
46%
**03
94%
Alliant AR-Comp
<<locked>>
81%
49371
77%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
39479
62%
**74
99%
Alliant Reloder-15
<<locked>>
81%
42061
66%
**26
99%
[Alliant Reloder-16]*
<<locked>>
81%
30676
48%
**26
94%
Alliant Reloder-17
<<locked>>
81%
33808
53%
**41
98%
[Alliant Reloder-19]*
<<locked>>
91%
35621
56%
**21
90%
[Alliant Reloder-23]*
<<locked>>
82%
22843
36%
**06
90%
[Alliant Reloder-26]*
<<locked>>
86%
27383
43%
**97
90%
Baschieri & Pellagri 107
<<locked>>
81%
46079
72%
**95
99%
Hodgdon BL-C2
<<locked>>
81%
48457
76%
**38
100%
Hodgdon Benchmark
<<locked>>
81%
50676
79%
**85
100%
Hodgdon CFE223
<<locked>>
81%
40509
63%
**33
98%
Hodgdon H322
<<locked>>
81%
52054
81%
**31
100%
Hodgdon H380
<<locked>>
81%
39784
62%
**80
97%
[Hodgdon H414]*
<<locked>>
81%
34998
55%
**21
93%
[Hodgdon H4350]*
<<locked>>
84%
32256
50%
**97
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28108
44%
**34
95%
[Hodgdon LVR]*
<<locked>>
81%
32880
51%
**62
94%
[Hodgdon Superperformance]*
<<locked>>
82%
33098
52%
**79
90%
Hodgdon VARGET
<<locked>>
81%
39320
61%
**41
98%
IMR 3031
<<locked>>
81%
43033
67%
**30
100%
IMR 4064
<<locked>>
81%
38885
61%
**25
98%
[IMR 4166 Enduron]*
<<locked>>
81%
38899
61%
**92
94%
[IMR 4350]*
<<locked>>
82%
31720
49%
**80
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36811
57%
**75
93%
[IMR 4831]*
<<locked>>
81%
26556
41%
**98
92%
IMR 4895
<<locked>>
81%
43018
67%
**52
99%
IMR 8208 XBR
<<locked>>
81%
48530
76%
**89
100%
Lovex D073.6
<<locked>>
81%
46006
72%
**72
100%
Lovex S060
<<locked>>
81%
46485
73%
**23
100%
Lovex S062
<<locked>>
81%
41336
64%
**80
100%
[Lovex S065]*
<<locked>>
81%
34171
53%
**26
94%
[Lovex S070]*
<<locked>>
81%
32285
50%
**00
92%
[Lovex S071]*
<<locked>>
94%
27891
44%
**47
90%
Norma 201
<<locked>>
81%
45629
71%
**43
100%
Norma 202
<<locked>>
81%
46122
72%
**52
100%
Norma 203B
<<locked>>
81%
41292
64%
**13
99%
[Norma 204]*
<<locked>>
87%
36521
57%
**28
90%
[Norma MRP]*
<<locked>>
91%
32343
50%
**08
90%
[Norma URP]*
<<locked>>
81%
30284
47%
**06
94%
Ramshot Big Game
<<locked>>
81%
41118
64%
**30
99%
[Ramshot Hunter]*
<<locked>>
81%
29675
46%
**90
91%
Ramshot TAC
<<locked>>
81%
48660
76%
**05
98%
Ramshot Wild Boar
<<locked>>
81%
48138
75%
**21
100%
Ramshot X-Terminator
<<locked>>
81%
52591
82%
**48
100%
ReloadSwiss RS 50
<<locked>>
81%
40219
63%
**61
95%
ReloadSwiss RS 52
<<locked>>
81%
40263
63%
**30
100%
ReloadSwiss RS 60
<<locked>>
81%
33011
51%
**28
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
29573
46%
**20
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
29863
47%
**13
92%
Rottweil R 901
<<locked>>
81%
49734
78%
**75
100%
Rottweil R 902
<<locked>>
81%
43656
68%
**00
100%
Rottweil R 903
<<locked>>
81%
36651
57%
**21
98%
[Rottweil R 904]*
<<locked>>
92%
39624
62%
**64
90%
[Rottweil R 905]*
<<locked>>
91%
34983
55%
**15
90%
[Rottweil R 907]*
<<locked>>
81%
35172
55%
**43
92%
SNPE Vectan SP 11
<<locked>>
81%
37550
59%
**67
98%
SNPE Vectan SP 7
<<locked>>
81%
47094
73%
**85
98%
SNPE Vectan SP 9
<<locked>>
81%
44933
70%
**59
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
47123
74%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39117
61%
**62
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
32996
51%
**67
92%
[Shooters World Long Rifle]*
<<locked>>
81%
34171
53%
**26
94%
Shooters World Match Rifle
<<locked>>
81%
46006
72%
**72
100%
Shooters World Precision
<<locked>>
81%
41336
64%
**80
100%
Somchem S321
<<locked>>
81%
52924
83%
**74
100%
Somchem S335
<<locked>>
81%
46615
73%
**90
100%
Somchem S341
<<locked>>
81%
47021
73%
**82
100%
Somchem S355
<<locked>>
81%
37521
59%
**25
98%
[Somchem S361]*
<<locked>>
94%
42119
66%
**80
90%
Somchem S365
<<locked>>
81%
27253
43%
**70
96%
[Somchem S385]*
<<locked>>
88%
32300
50%
**36
90%
Vihtavuori N130
<<locked>>
81%
52228
81%
**33
100%
Vihtavuori N133
<<locked>>
81%
44353
69%
**44
100%
Vihtavuori N135
<<locked>>
81%
36419
57%
**59
100%
Vihtavuori N140
<<locked>>
81%
43192
67%
**84
100%
Vihtavuori N150
<<locked>>
81%
31792
50%
**83
98%
Vihtavuori N160
<<locked>>
81%
33098
52%
**46
95%
Vihtavuori N530
<<locked>>
81%
51416
80%
**44
100%
Vihtavuori N540
<<locked>>
81%
42641
67%
**00
100%
Vihtavuori N550
<<locked>>
81%
33344
52%
**85
95%
[Vihtavuori N555]*
<<locked>>
81%
23264
36%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
31778
50%
**00
97%
Winchester 748
<<locked>>
81%
52750
82%
**97
100%
[Winchester 760]*
<<locked>>
81%
34998
55%
**21
93%
[Winchester StaBALL HD]*
<<locked>>
88%
24134
38%
**95
90%

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.

<<locked>>... you need to buy an access license to unlock the data

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