The Chevrolet Silverado 2500 battery sizes are: H6 (model years 2007 to 2022), H7 (model years 2014 to 2021), or 78 (model years 2001 to 2006) as specified in our data below, organized by trim, option package, and model year.
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Chevrolet Silverado 2500 Battery Size(s)
| Year |
Trim |
Battery Size Code |
Battery Size (L X W X H) Inches |
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| 2022 |
V8/6.6L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
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| 2021 |
V8/6.6L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
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| 2020 |
V8/6.6L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
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| 2019 |
V8/6.6L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
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| 2017 |
V8/6.0L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
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| 2014 |
V8/6.0L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
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| 2012 |
V8/6.0L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
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| 2007 |
V8/6.0L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
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| 2006 |
V8/6.6L |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
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| 2001 |
V8/6.6L |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
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(1) The Battery Council International (BCI) uses battery group codes consisting of letters and numbers (ie. H6, T4, 24, 34r). These refer to the battery size that will best fit (physical dimensions, terminal locations and type) a specific vehicle.
Check out the Battery Size specifications for other makes and models.
2022 Chevrolet Silverado 2500 Battery Size
The recommended 2022 Chevrolet Silverado 2500 battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2022 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2021 Chevrolet Silverado 2500 Battery Size
The recommended 2021 Chevrolet Silverado 2500 battery size is H7 (Height: 12 3/8" x Width: 6 7/8" x Length: 7 1/2").
2021 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
31.5 cm x 17.5 cm x 19.0 cm |
2020 Chevrolet Silverado 2500 Battery Size
The recommended 2020 Chevrolet Silverado 2500 battery size is H7 (Height: 12 3/8" x Width: 6 7/8" x Length: 7 1/2").
2020 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
31.5 cm x 17.5 cm x 19.0 cm |
2019 Chevrolet Silverado 2500 Battery Size
The recommended 2019 Chevrolet Silverado 2500 battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2019 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2017 Chevrolet Silverado 2500 Battery Size
The recommended 2017 Chevrolet Silverado 2500 battery size is H7 (Height: 12 3/8" x Width: 6 7/8" x Length: 7 1/2").
2017 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.0L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
31.5 cm x 17.5 cm x 19.0 cm |
2014 Chevrolet Silverado 2500 Battery Size
The recommended 2014 Chevrolet Silverado 2500 battery size is H7 (Height: 12 3/8" x Width: 6 7/8" x Length: 7 1/2").
2014 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.0L |
H7 (94R) |
12 3/8" x 6 7/8" x 7 1/2" |
31.5 cm x 17.5 cm x 19.0 cm |
2012 Chevrolet Silverado 2500 Battery Size
The recommended 2012 Chevrolet Silverado 2500 battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2012 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.0L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2007 Chevrolet Silverado 2500 Battery Size
The recommended 2007 Chevrolet Silverado 2500 battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2007 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.0L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2006 Chevrolet Silverado 2500 Battery Size
The recommended 2006 Chevrolet Silverado 2500 battery size is 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16").
2006 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
2001 Chevrolet Silverado 2500 Battery Size
The recommended 2001 Chevrolet Silverado 2500 battery size is 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16").
2001 Chevrolet Silverado 2500 Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/6.6L |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
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