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Load data for 7 mm Rem. Mag. + .284 | 160gr | Sierra SBT GameKing

Recommended Powder(s):

7 mm Rem. Mag. + .284 | 160gr | Sierra SBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 160gr | Sierra SBT GameKing
Manufacturer SKU:
1920
Bullet Weight:
160gr | 10.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
7 mm Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5846_C1064
Last updated:
2026-03-26
Recommended Twist Rate:
1:12 - 1:10

Load data for 142 loads in caliber 7 mm Rem. Mag. with .284 | 160gr | Sierra SBT GameKing bullet and 71 powder(s). 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 2209 👍
<<locked>>
92%
55811
89%
**94
99%
ADI AR 2213
<<locked>>
95%
55114
88%
**17
98%
ADI AR 2217
<<locked>>
97%
42641
68%
**84
96%
ADI AR 2225
<<locked>>
97%
37724
60%
**35
97%
Accurate 3100
<<locked>>
95%
55492
89%
**38
100%
Accurate 4350
<<locked>>
87%
56043
90%
**61
100%
Accurate MAGPRO
<<locked>>
96%
55666
89%
**46
97%
Alliant Reloder-16
<<locked>>
88%
55259
89%
**87
100%
Alliant Reloder-17
<<locked>>
84%
55724
89%
**94
100%
Alliant Reloder-19 👍
<<locked>>
93%
56028
90%
**00
99%
Alliant Reloder-22
<<locked>>
96%
55724
89%
**27
99%
Alliant Reloder-23
<<locked>>
97%
54868
88%
**81
100%
Alliant Reloder-25
<<locked>>
97%
47819
77%
**31
100%
Alliant Reloder-26
<<locked>>
93%
55259
89%
**69
100%
Baschieri & Pellagri 109
<<locked>>
96%
55883
90%
**64
96%
Bofors RP15
<<locked>>
97%
53417
86%
**94
99%
Bofors RP30
<<locked>>
97%
43859
70%
**56
97%
Bofors RP5
<<locked>>
96%
55724
89%
**27
99%
Bofors RP7
<<locked>>
85%
55506
89%
**08
100%
Hodgdon H1000
<<locked>>
97%
42641
68%
**84
96%
Hodgdon H414
<<locked>>
83%
55724
89%
**77
100%
Hodgdon H4350
<<locked>>
90%
55869
90%
**31
100%
Hodgdon H4831
<<locked>>
97%
53867
86%
**44
98%
Hodgdon H4831 SC
<<locked>>
94%
55317
89%
**67
98%
Hodgdon Hybrid 100V
<<locked>>
90%
56115
90%
**15
100%
Hodgdon LVR
<<locked>>
85%
55898
90%
**58
100%
Hodgdon Retumbo
<<locked>>
97%
37724
60%
**35
97%
Hodgdon Superperformance
<<locked>>
85%
55463
89%
**10
100%
Hodgdon TrailBoss
<<locked>>
96%
34983
56%
**39
100%
IMR 4166 Enduron
<<locked>>
83%
55782
89%
**89
100%
IMR 4350
<<locked>>
88%
55376
89%
**25
100%
IMR 4451 Enduron
<<locked>>
84%
55622
89%
**08
100%
IMR 4831
<<locked>>
92%
55854
90%
**38
100%
IMR 4955 Enduron
<<locked>>
95%
55608
89%
**38
98%
IMR 7828 SSC
<<locked>>
95%
55811
89%
**43
98%
Lovex S065
<<locked>>
86%
55680
89%
**08
100%
Lovex S070
<<locked>>
87%
56101
90%
**35
100%
Lovex S071
<<locked>>
97%
48675
78%
**30
100%
Norma 204
<<locked>>
88%
56014
90%
**77
99%
Norma 217
<<locked>>
97%
33547
54%
**52
95%
Norma MRP 👍
<<locked>>
94%
55535
89%
**53
100%
Norma URP
<<locked>>
87%
55463
89%
**54
100%
Ramshot Grand
<<locked>>
93%
55477
89%
**56
99%
Ramshot Hunter
<<locked>>
88%
55361
89%
**71
100%
Ramshot Magnum
<<locked>>
96%
55840
90%
**17
100%
ReloadSwiss RS 14
<<locked>>
97%
36172
58%
**88
100%
ReloadSwiss RS 62
<<locked>>
87%
55492
89%
**74
100%
ReloadSwiss RS 70
<<locked>>
87%
55288
89%
**20
100%
ReloadSwiss RS 76
<<locked>>
97%
46630
75%
**67
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
42148
68%
**40
94%
Rottweil R 904
<<locked>>
92%
55724
89%
**44
98%
Rottweil R 905 👍
<<locked>>
93%
55492
89%
**81
99%
Rottweil R 907
<<locked>>
85%
55506
89%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
55753
89%
**66
100%
Shooters World Long Rifle
<<locked>>
86%
55680
89%
**08
100%
Somchem S361
<<locked>>
90%
55216
89%
**05
98%
Somchem S365
<<locked>>
90%
56014
90%
**61
100%
Somchem S385 👍
<<locked>>
93%
55666
89%
**51
100%
Vihtavuori N135
<<locked>>
84%
55506
89%
**03
100%
Vihtavuori N150
<<locked>>
88%
55912
90%
**59
100%
Vihtavuori N160
<<locked>>
85%
55463
89%
**18
100%
Vihtavuori N165
<<locked>>
97%
53882
86%
**15
99%
Vihtavuori N550
<<locked>>
85%
55825
90%
**64
100%
Vihtavuori N555
<<locked>>
94%
55898
90%
**90
100%
Vihtavuori N560
<<locked>>
96%
55941
90%
**59
98%
Vihtavuori N565
<<locked>>
97%
49835
80%
**38
97%
[Vihtavuori N568]*
<<locked>>
97%
43685
70%
**56
94%
Winchester 6.5 StaBALL
<<locked>>
87%
55637
89%
**92
100%
Winchester 760
<<locked>>
83%
55724
89%
**77
100%
Winchester StaBALL HD
<<locked>>
97%
51967
83%
**59
100%
Winchester Supreme 780
<<locked>>
92%
55695
89%
**48
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38377
62%
**62
95%
[ADI AR 2213]*
<<locked>>
81%
34214
55%
**87
91%
[ADI AR 2217]*
<<locked>>
88%
32169
52%
**25
90%
[ADI AR 2225]*
<<locked>>
86%
26847
43%
**03
90%
Accurate 3100
<<locked>>
81%
34098
55%
**41
97%
Accurate 4350
<<locked>>
81%
45890
74%
**90
100%
[Accurate MAGPRO]*
<<locked>>
84%
35998
58%
**49
90%
Alliant Reloder-16
<<locked>>
81%
44048
71%
**07
100%
Alliant Reloder-17
<<locked>>
81%
50879
82%
**22
100%
Alliant Reloder-19
<<locked>>
81%
38305
61%
**62
95%
[Alliant Reloder-22]*
<<locked>>
81%
34069
55%
**97
94%
Alliant Reloder-23
<<locked>>
81%
32663
52%
**67
99%
Alliant Reloder-25
<<locked>>
81%
28456
46%
**69
95%
Alliant Reloder-26
<<locked>>
81%
35549
57%
**95
99%
[Baschieri & Pellagri 109]*
<<locked>>
86%
40263
65%
**49
90%
[Bofors RP15]*
<<locked>>
81%
31589
51%
**31
92%
[Bofors RP30]*
<<locked>>
85%
30081
48%
**15
90%
[Bofors RP5]*
<<locked>>
81%
34069
55%
**97
94%
Bofors RP7
<<locked>>
81%
48747
78%
**00
99%
[Hodgdon H1000]*
<<locked>>
88%
32169
52%
**25
90%
Hodgdon H414
<<locked>>
81%
51779
83%
**18
100%
Hodgdon H4350
<<locked>>
81%
41901
67%
**89
97%
[Hodgdon H4831]*
<<locked>>
81%
32764
53%
**05
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35853
57%
**87
92%
Hodgdon Hybrid 100V
<<locked>>
81%
41278
66%
**79
100%
Hodgdon LVR
<<locked>>
81%
48312
77%
**40
100%
[Hodgdon Retumbo]*
<<locked>>
86%
26847
43%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
47007
75%
**62
99%
Hodgdon TrailBoss
<<locked>>
81%
28195
45%
**98
100%
IMR 4166 Enduron
<<locked>>
81%
51982
83%
**33
100%
IMR 4350
<<locked>>
81%
44063
71%
**28
98%
IMR 4451 Enduron
<<locked>>
81%
50270
81%
**30
99%
IMR 4831
<<locked>>
81%
39711
64%
**66
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36085
58%
**54
92%
[IMR 7828 SSC]*
<<locked>>
81%
34896
56%
**13
92%
Lovex S065
<<locked>>
81%
47601
76%
**71
100%
Lovex S070
<<locked>>
81%
46021
74%
**67
99%
Lovex S071
<<locked>>
81%
29399
47%
**20
95%
Norma 204
<<locked>>
81%
44193
71%
**74
97%
[Norma 217]*
<<locked>>
90%
27369
44%
**62
90%
Norma MRP
<<locked>>
81%
35607
57%
**62
96%
Norma URP
<<locked>>
81%
44976
72%
**84
100%
[Ramshot Grand]*
<<locked>>
81%
35882
58%
**59
93%
Ramshot Hunter
<<locked>>
81%
43918
70%
**77
99%
[Ramshot Magnum]*
<<locked>>
81%
31299
50%
**18
93%
ReloadSwiss RS 14
<<locked>>
81%
28732
46%
**34
100%
ReloadSwiss RS 62
<<locked>>
81%
45759
73%
**13
100%
ReloadSwiss RS 70
<<locked>>
81%
44135
71%
**36
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
27499
44%
**56
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
34679
56%
**66
90%
[Rottweil R 904]*
<<locked>>
81%
39682
64%
**43
94%
Rottweil R 905
<<locked>>
81%
37434
60%
**39
95%
Rottweil R 907
<<locked>>
81%
48747
78%
**00
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
46760
75%
**25
99%
Shooters World Long Rifle
<<locked>>
81%
47601
76%
**71
100%
[Somchem S361]*
<<locked>>
81%
40538
65%
**36
94%
Somchem S365
<<locked>>
81%
41771
67%
**38
100%
Somchem S385
<<locked>>
81%
38203
61%
**36
97%
Vihtavuori N135
<<locked>>
81%
51619
83%
**48
100%
Vihtavuori N150
<<locked>>
81%
45614
73%
**05
100%
Vihtavuori N160
<<locked>>
81%
48704
78%
**13
100%
[Vihtavuori N165]*
<<locked>>
81%
31966
51%
**79
94%
Vihtavuori N550
<<locked>>
81%
49081
79%
**53
100%
Vihtavuori N555
<<locked>>
81%
36709
59%
**43
99%
[Vihtavuori N560]*
<<locked>>
81%
34127
55%
**10
91%
[Vihtavuori N565]*
<<locked>>
83%
31415
50%
**28
90%
[Vihtavuori N568]*
<<locked>>
91%
35998
58%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45469
73%
**44
100%
Winchester 760
<<locked>>
81%
51779
83%
**18
100%
Winchester StaBALL HD
<<locked>>
81%
27891
45%
**77
99%
Winchester Supreme 780
<<locked>>
81%
38072
61%
**30
95%

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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