The Chevrolet Avalanche battery sizes include: H6 (model years 2007 to 2013), 78 (model years 2002 to 2006), 75/86 (model years 2002 to 2006), and 75 (model year 2003) as specified in our data below, organized by trim, option package, and model year.
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Chevrolet Avalanche Battery Size(s)
| Year |
Trim |
Battery Size Code |
Battery Size (L X W X H) Inches |
Get Here (paid link) |
| 2013 |
HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
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| 2012 |
HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2011 |
HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2010 |
V8/5.3L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2009 |
HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2008 |
HD w/o |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2007 |
HD w/o |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
Amazon |
| 2006 |
Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
Amazon |
| 2006 |
Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
Amazon |
| 2005 |
Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
Amazon |
| 2005 |
Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
Amazon |
| 2004 |
Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
Amazon |
| 2004 |
Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
Amazon |
| 2003 |
V8/5.3L |
75 |
9 1/16" x 7 1/16" x 7 11/16" |
Amazon |
| 2002 |
Standard |
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.
2013 Chevrolet Avalanche Battery Size
The recommended 2013 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2013 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2012 Chevrolet Avalanche Battery Size
The recommended 2012 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2012 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2011 Chevrolet Avalanche Battery Size
The recommended 2011 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2011 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2010 Chevrolet Avalanche Battery Size
The recommended 2010 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2010 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/5.3L |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2009 Chevrolet Avalanche Battery Size
The recommended 2009 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2009 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o Opt |
H6 (48) |
12 1/16" x 6 7/8" x 7 9/16" |
30.6 cm x 17.5 cm x 19.2 cm |
2008 Chevrolet Avalanche Battery Size
The recommended 2008 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2008 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o |
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 Avalanche Battery Size
The recommended 2007 Chevrolet Avalanche battery size is H6 (Height: 12 1/16" x Width: 6 7/8" x Length: 7 9/16").
2007 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| HD w/o |
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 Avalanche Battery Size
The recommended 2006 Chevrolet Avalanche battery sizes are 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16") or 75/86 (Height: 9 1/2" x Width: 7 1/4" x Length: 8 3/8").
2006 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
| Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
24.0 cm x 18.0 cm x 20.1 cm |
2005 Chevrolet Avalanche Battery Size
The recommended 2005 Chevrolet Avalanche battery sizes are 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16") or 75/86 (Height: 9 1/2" x Width: 7 1/4" x Length: 8 3/8").
2005 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
| Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
24.0 cm x 18.0 cm x 20.1 cm |
2004 Chevrolet Avalanche Battery Size
The recommended 2004 Chevrolet Avalanche battery sizes are 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16") or 75/86 (Height: 9 1/2" x Width: 7 1/4" x Length: 8 3/8").
2004 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
| Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
24.0 cm x 18.0 cm x 20.1 cm |
2003 Chevrolet Avalanche Battery Size
The recommended 2003 Chevrolet Avalanche battery size is 75 (Height: 9 1/16" x Width: 7 1/16" x Length: 7 11/16").
2003 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| V8/5.3L |
75 |
9 1/16" x 7 1/16" x 7 11/16" |
23.0 cm x 17.9 cm x 19.6 cm |
2002 Chevrolet Avalanche Battery Size
The recommended 2002 Chevrolet Avalanche battery sizes are 78 (Height: 10 1/4" x Width: 7 1/16" x Length: 7 11/16") or 75/86 (Height: 9 1/2" x Width: 7 1/4" x Length: 8 3/8").
2002 Chevrolet Avalanche Battery Size(s)
| Trim |
Battery Size Code |
Battery Size (L X W X H) (Imp.) |
Battery Size (L X W X H) (Metric) |
| Standard |
78 |
10 1/4" x 7 1/16" x 7 11/16" |
26.0 cm x 17.9 cm x 19.6 cm |
| Standard |
75/86 |
9 1/2" x 7 1/4" x 8 3/8" |
24.0 cm x 18.0 cm x 20.1 cm |
Chevrolet Avalanche
Chevrolet Avalanche Battery Size Comparisons By Year