Warranty: 48 Month Free Replacement
What Our Experts Are Saying
High cold cranking amps mean dependable starts every time. The X2Power Car Battery Group 34/78 | 850CCA delivers premium AGM power with deep cycling capabilities, vibration resistance, and superior starting performance—only at Batteries Plus.
About This Item
850CCA AGM battery for Group 34/78—ideal for vehicles with dual terminal needs, high-demand accessories, and cold-weather starting requirements
Replaces Group 34/78; delivers deep cycling power, faster recharge, and extended service life for trucks, SUVs, and off-road or modified vehicles
Can be mounted in multiple orientations with durable, vibration-resistant AGM construction—built for performance in rugged conditions
Free battery testing at Batteries Plus—most batteries last 3–5 years; testing ensures reliable starts and helps avoid costly, unexpected failures
Add Premier Installation to block terminal corrosion, improve electrical flow, and extend your battery's health and long-term performance
Installed by professionals in as little as 20 minutes in most vehicles; includes a 4-year free replacement limited warranty for unmatched confidence
Product Specifications
| Item Number | SLI34-78AGMDP |
|---|---|
| Brand | X2Power |
| Format | BCI Group 34/78 |
| Cold Cranking Amps | 850 |
| Terminal Type | SAE, Automotive Post |
| Capacity | 68Ah |
| Voltage | 12 |
| Lead Acid Type | Deep Cycle |
| Lead Acid Type | Dual Purpose (Starting/Cycling) |
| Lead Acid Type | Starting |
| Reserve Capacity Minutes | 135 |
| Battery Type | Ultimate |
| Chemistry | Lead Acid |
| Color | Blue Top |
| Lead Acid Design | AGM |
| Peak Cranking Amps | 1500 |
| Positive Terminal Placement | Left |
| Product Category | Auto/Light Truck |
| Product Sub Category | Premium AGM |
| Usage | RV |
| Usage | True |
| Warranty | 48 Month Free Replacement |
| Weight | 48 lbs |
| Length | 10.87 in |
| Width | 6.99 in |
| Height | 7.76 in |