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Warranty: 36 Month Free Replacement
What Our Experts Are Saying
Need something reliable? The Duracell Ultra Gold Car Battery Group 40R | 650CCA delivers strong cold starts and dependable performance. Built by America’s most trusted battery brand—ideal for year-round reliability and value.
About This Item
650CCA flooded car battery for Group 40R—engineered for reliable starts in all weather conditions and consistent 12V engine ignition
Replaces Group 40R; built by Duracell for lasting performance using full-frame plates and a vibration-resistant design that improves durability
Enhanced internal construction ensures consistent energy delivery and improved wear resistance under daily driving stresses
Free battery testing at Batteries Plus—most car batteries last 3–5 years; routine checks help avoid breakdowns and keep your vehicle reliable
Premier Installation option available to prevent corrosion, optimize terminal contact, and extend the battery's overall lifespan
Expert install in as little as 20 minutes in most vehicles—plus includes a 3-year free replacement limited warranty for added confidence
Product Specifications
| Item Number | SLI40RT6M |
|---|---|
| Brand | Duracell Ultra |
| Format | BCI Group 40R |
| Cold Cranking Amps | 650 |
| Terminal Type | SAE, Automotive Post |
| Capacity | 50Ah |
| Voltage | 12 |
| Lead Acid Type | Starting |
| Reserve Capacity Minutes | 105 |
| Product Sub Category | Premium Flooded |
| Positive Terminal Placement | Right |
| Product Category | Auto/Light Truck |
| Maintenance Free | Yes |
| Chemistry | Lead Acid |
| Battery Type | Standard |
| Lead Acid Design | Flooded |
| Warranty | 36 Month Free Replacement |
| Cranking Amps | 800 |
| Weight | 37 lbs |
| Length | 11 in |
| Width | 6.875 in |
| Height | 6.875 in |