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Load data for .300 Lapua Mag. + .308 | 136gr | Geco ZERO

Recommended Powder(s):

.300 Lapua Mag. + .308 | 136gr | Geco ZERO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 136gr | Geco ZERO
Manufacturer SKU:
2416070
Bullet Weight:
136gr | 8.8g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B9032_C363
Last updated:
2026-03-25

Load data for 162 loads in caliber .300 Lapua Mag. with .308 | 136gr | Geco ZERO bullet and 81 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 2208
<<locked>>
86%
54723
90%
**32
100%
ADI AR 2209
<<locked>>
97%
54650
90%
**04
97%
[ADI AR 2213]*
<<locked>>
97%
48573
80%
**02
93%
Accurate 2700
<<locked>>
87%
54636
90%
**73
97%
Accurate 3100
<<locked>>
97%
47601
78%
**14
98%
Accurate 4064
<<locked>>
84%
54259
89%
**99
100%
Accurate 4350
<<locked>>
92%
54433
89%
**81
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
54621
90%
**41
100%
Alliant Reloder-15
<<locked>>
84%
54563
90%
**51
100%
Alliant Reloder-16 👍
<<locked>>
93%
54331
89%
**37
100%
Alliant Reloder-17
<<locked>>
88%
54433
89%
**40
100%
Alliant Reloder-19
<<locked>>
97%
53882
88%
**74
96%
Alliant Reloder-22
<<locked>>
97%
47500
78%
**99
95%
Alliant Reloder-23
<<locked>>
97%
44860
74%
**50
100%
Alliant Reloder-25
<<locked>>
97%
39189
64%
**31
96%
Alliant Reloder-26
<<locked>>
97%
51126
84%
**33
99%
[Bofors RP15]*
<<locked>>
97%
43381
71%
**97
93%
Bofors RP3
<<locked>>
85%
54520
90%
**41
100%
Bofors RP5
<<locked>>
97%
47500
78%
**99
95%
Bofors RP7
<<locked>>
89%
54186
89%
**22
98%
Hodgdon CFE223
<<locked>>
84%
54549
90%
**87
100%
Hodgdon H380
<<locked>>
85%
54389
89%
**51
99%
Hodgdon H414
<<locked>>
88%
54578
90%
**01
98%
Hodgdon H4350
<<locked>>
94%
54433
89%
**38
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
51126
84%
**89
93%
Hodgdon Hybrid 100V
<<locked>>
95%
54302
89%
**45
100%
Hodgdon LVR
<<locked>>
90%
54317
89%
**84
99%
Hodgdon Superperformance
<<locked>>
90%
54273
89%
**17
98%
Hodgdon VARGET
<<locked>>
86%
54447
89%
**22
100%
Hodgdon TrailBoss
<<locked>>
97%
34679
57%
**60
100%
IMR 4064
<<locked>>
87%
54447
89%
**22
100%
IMR 4166 Enduron
<<locked>>
87%
54447
89%
**99
98%
IMR 4350
<<locked>>
93%
54491
89%
**41
98%
IMR 4451 Enduron
<<locked>>
88%
54172
89%
**12
98%
IMR 4831
<<locked>>
97%
54317
89%
**61
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50575
83%
**56
94%
[IMR 7828 SSC]*
<<locked>>
97%
49864
82%
**45
94%
Lovex S062
<<locked>>
84%
54375
89%
**12
100%
Lovex S065
<<locked>>
90%
54549
90%
**19
99%
Lovex S070
<<locked>>
92%
54737
90%
**48
98%
Lovex S071
<<locked>>
97%
39117
64%
**27
95%
Norma 203B
<<locked>>
84%
54621
90%
**51
100%
Norma 204
<<locked>>
92%
54752
90%
**71
96%
Norma MRP
<<locked>>
97%
50705
83%
**97
97%
Norma URP 👍
<<locked>>
92%
54824
90%
**94
100%
Ramshot Big Game
<<locked>>
83%
54592
90%
**61
100%
Ramshot Grand
<<locked>>
97%
53359
88%
**23
95%
Ramshot Hunter
<<locked>>
93%
54128
89%
**87
99%
Ramshot Magnum
<<locked>>
97%
46470
76%
**50
95%
ReloadSwiss RS 14
<<locked>>
97%
35099
58%
**06
100%
ReloadSwiss RS 50
<<locked>>
85%
54273
89%
**19
98%
ReloadSwiss RS 60
<<locked>>
87%
54331
89%
**40
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
54781
90%
**10
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54592
90%
**50
100%
Rottweil R 902
<<locked>>
83%
54360
89%
**89
100%
Rottweil R 903
<<locked>>
87%
54578
90%
**41
100%
Rottweil R 904
<<locked>>
96%
54636
90%
**32
95%
Rottweil R 905
<<locked>>
97%
53098
87%
**61
96%
Rottweil R 907
<<locked>>
89%
54186
89%
**22
98%
SNPE Vectan SP 11
<<locked>>
86%
54795
90%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54317
89%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
54665
90%
**69
98%
Shooters World Long Rifle
<<locked>>
90%
54549
90%
**19
99%
Shooters World Precision
<<locked>>
84%
54375
89%
**12
100%
Somchem S355
<<locked>>
87%
54607
90%
**35
100%
[Somchem S361]*
<<locked>>
95%
54737
90%
**02
94%
Somchem S365 👍
<<locked>>
95%
54723
90%
**10
100%
Somchem S385
<<locked>>
97%
53345
88%
**32
97%
Vihtavuori N135
<<locked>>
88%
54592
90%
**50
100%
Vihtavuori N140
<<locked>>
83%
54679
90%
**66
100%
Vihtavuori N150
<<locked>>
92%
54766
90%
**92
100%
Vihtavuori N160
<<locked>>
90%
54331
89%
**35
100%
[Vihtavuori N165]*
<<locked>>
97%
44295
73%
**38
94%
Vihtavuori N540
<<locked>>
83%
54215
89%
**79
100%
Vihtavuori N550
<<locked>>
89%
54157
89%
**84
100%
Vihtavuori N555
<<locked>>
97%
50285
83%
**35
100%
[Vihtavuori N560]*
<<locked>>
97%
47950
79%
**22
93%
Winchester 6.5 StaBALL
<<locked>>
91%
54766
90%
**25
100%
Winchester 760
<<locked>>
88%
54578
90%
**01
98%
Winchester StaBALL HD
<<locked>>
97%
39001
64%
**66
100%
Winchester Supreme 780
<<locked>>
96%
54375
89%
**41
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46485
76%
**68
99%
[ADI AR 2209]*
<<locked>>
86%
37173
61%
**10
90%
[ADI AR 2213]*
<<locked>>
93%
42018
69%
**41
90%
Accurate 2700
<<locked>>
81%
44889
74%
**86
95%
[Accurate 3100]*
<<locked>>
84%
29327
48%
**67
90%
Accurate 4064
<<locked>>
81%
48689
80%
**04
100%
Accurate 4350
<<locked>>
81%
37115
61%
**10
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
46775
77%
**04
100%
Alliant Reloder-15
<<locked>>
81%
50314
83%
**79
100%
Alliant Reloder-16
<<locked>>
81%
36376
60%
**30
96%
Alliant Reloder-17
<<locked>>
81%
41495
68%
**74
99%
[Alliant Reloder-19]*
<<locked>>
85%
36535
60%
**87
90%
[Alliant Reloder-22]*
<<locked>>
89%
36376
60%
**20
90%
[Alliant Reloder-23]*
<<locked>>
81%
26310
43%
**15
92%
[Alliant Reloder-25]*
<<locked>>
89%
30255
50%
**46
90%
[Alliant Reloder-26]*
<<locked>>
81%
28471
47%
**33
90%
[Bofors RP15]*
<<locked>>
92%
37086
61%
**40
90%
Bofors RP3
<<locked>>
81%
47152
77%
**10
100%
[Bofors RP5]*
<<locked>>
89%
36376
60%
**20
90%
[Bofors RP7]*
<<locked>>
81%
41452
68%
**46
94%
Hodgdon CFE223
<<locked>>
81%
49632
81%
**89
99%
Hodgdon H380
<<locked>>
81%
47747
78%
**14
98%
Hodgdon H414
<<locked>>
81%
42975
71%
**61
95%
[Hodgdon H4350]*
<<locked>>
81%
35375
58%
**12
91%
[Hodgdon H4831 SC]*
<<locked>>
92%
42525
70%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33750
55%
**12
97%
Hodgdon LVR
<<locked>>
81%
40205
66%
**86
96%
[Hodgdon Superperformance]*
<<locked>>
81%
38740
64%
**69
93%
Hodgdon VARGET
<<locked>>
81%
46238
76%
**68
99%
Hodgdon TrailBoss
<<locked>>
81%
27427
45%
**86
100%
IMR 4064
<<locked>>
81%
45455
75%
**41
99%
IMR 4166 Enduron
<<locked>>
81%
44802
74%
**02
96%
[IMR 4350]*
<<locked>>
81%
37043
61%
**54
92%
IMR 4451 Enduron
<<locked>>
81%
43091
71%
**99
95%
[IMR 4831]*
<<locked>>
81%
32184
53%
**59
94%
[IMR 4955 Enduron]*
<<locked>>
91%
41611
68%
**56
90%
[IMR 7828 SSC]*
<<locked>>
92%
41524
68%
**48
90%
Lovex S062
<<locked>>
81%
48921
80%
**10
100%
Lovex S065
<<locked>>
81%
40335
66%
**30
96%
[Lovex S070]*
<<locked>>
81%
38537
63%
**04
94%
[Lovex S071]*
<<locked>>
89%
29457
48%
**67
90%
Norma 203B
<<locked>>
81%
49559
81%
**59
100%
[Norma 204]*
<<locked>>
81%
36709
60%
**77
90%
[Norma MRP]*
<<locked>>
85%
33489
55%
**74
90%
Norma URP
<<locked>>
81%
37072
61%
**17
96%
Ramshot Big Game
<<locked>>
81%
50227
82%
**92
100%
[Ramshot Grand]*
<<locked>>
90%
40930
67%
**31
90%
[Ramshot Hunter]*
<<locked>>
81%
36100
59%
**97
94%
[Ramshot Magnum]*
<<locked>>
90%
35128
58%
**61
90%
ReloadSwiss RS 14
<<locked>>
81%
27862
46%
**29
100%
ReloadSwiss RS 50
<<locked>>
81%
47819
79%
**94
97%
ReloadSwiss RS 60
<<locked>>
81%
44121
72%
**56
100%
ReloadSwiss RS 62
<<locked>>
81%
36985
61%
**27
96%
ReloadSwiss RS 70
<<locked>>
81%
36187
59%
**33
95%
Rottweil R 902
<<locked>>
81%
50749
83%
**23
100%
Rottweil R 903
<<locked>>
81%
44382
73%
**48
100%
[Rottweil R 904]*
<<locked>>
86%
39668
65%
**17
90%
[Rottweil R 905]*
<<locked>>
86%
35679
59%
**77
90%
[Rottweil R 907]*
<<locked>>
81%
41452
68%
**46
94%
SNPE Vectan SP 11
<<locked>>
81%
45847
75%
**00
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
45948
75%
**66
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
39653
65%
**67
94%
Shooters World Long Rifle
<<locked>>
81%
40335
66%
**30
96%
Shooters World Precision
<<locked>>
81%
48921
80%
**10
100%
Somchem S355
<<locked>>
81%
44643
73%
**45
99%
[Somchem S361]*
<<locked>>
87%
42047
69%
**33
90%
Somchem S365
<<locked>>
81%
33257
55%
**58
98%
[Somchem S385]*
<<locked>>
83%
33286
55%
**82
90%
Vihtavuori N135
<<locked>>
81%
43308
71%
**56
100%
Vihtavuori N140
<<locked>>
81%
50908
84%
**10
100%
Vihtavuori N150
<<locked>>
81%
38130
63%
**64
99%
Vihtavuori N160
<<locked>>
81%
40089
66%
**53
97%
[Vihtavuori N165]*
<<locked>>
89%
34330
56%
**95
90%
Vihtavuori N540
<<locked>>
81%
50647
83%
**27
100%
Vihtavuori N550
<<locked>>
81%
40843
67%
**99
97%
[Vihtavuori N555]*
<<locked>>
81%
28805
47%
**07
93%
[Vihtavuori N560]*
<<locked>>
93%
42090
69%
**77
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38014
62%
**87
99%
Winchester 760
<<locked>>
81%
42975
71%
**61
95%
[Winchester StaBALL HD]*
<<locked>>
83%
24627
40%
**02
90%
[Winchester Supreme 780]*
<<locked>>
85%
36448
60%
**54
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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