The REV PLUS 12V 40CCA 2.3AH Motorcycle Battery ST4B-4 is an ultra-compact powersport battery (equivalent to the YT4B-4) featuring an absorbent glass mat design and a 12-month warranty.
Technical Specifications
| Specification | Detail |
| Nominal Voltage | 12 V |
| Cold Cranking Amps (CCA) | 40 CCA (at $-18^\circ\text{C}$) |
| Capacity (Ah) | 2.3 Ah |
| Battery Type | Maintenance-Free AGM / VRLA Battery |
| Terminal Configuration | Terminal J |
Physical Dimensions & Weight
| Dimension | Measurement |
| Length | 113 mm |
| Width | 38 mm |
| Height | 85 mm |
| Weight | ~0.93 kg |
Key Features
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Narrow Profile: Built specifically for micro-trays and tight spaces on small-displacement scooters, dirt bikes, and ATVs.
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Sealed Construction: Spill-proof, maintenance-free design that eliminates the need for acid top-ups.