2003 Buick Regal Battery Size
Battery size varies by engine. Values below are catalog-confirmed — engines are not merged.
L36
- Group 34/78-4800 CCA
- Group 75FT-3Size listed
- Group 78-AGM740 CCA
| Group | CCA | L × W × H |
|---|---|---|
| 34/78-4 | 800 | 10.25 × 6.8 × 7.875" |
| 75FT-3 | — | 9.06 × 7.06 × 7.68" |
| 78-AGM | 740 | 10.25 × 7.06 × 7.68" |
L67
- Group 34/78-4800 CCA
- Group 75FT-3700 CCA
| Group | CCA | L × W × H |
|---|---|---|
| 34/78-4 | 800 | 10.25 × 6.8 × 7.875" |
| 75FT-3 | 700 | 9.06 × 7.06 × 7.68" |
Replacement batteries for a 2003 Buick Regal
Products below have catalog compatibility for the 2003 Buick Regal. Compatibility is not a guarantee of installation fit for every option package.
Optima Batteries 8004-003 34/78 RedTop Starting Battery
Fits your 2003 Buick Regal
$269.99 catalog price — may not be current
View on Amazon
SUHU Car Battery Jump Starter, 1500A Peak Car Booster for Up to 7.0L Gas or 5.5L Diesel Engine, Long Standby 3.0 Quick Charge 12V Auto Battery Booster, Portable Power Pack for Cars, Trucks, SUV
Fits your 2003 Buick Regal
$59.96 catalog price — may not be current
View on Amazon
Optima Batteries OPT8014-045 8014-045 D34/78 YellowTop Dual Purpose Battery
Fits your 2003 Buick Regal
$299.99 catalog price — may not be current
View on Amazon
Optima Batteries OPT8022-091 8022-091 75/25 RedTop Starting Battery
Fits your 2003 Buick Regal
$239.99 catalog price — may not be current
View on Amazon