# Exide AGM12-18 · Motorcycle battery 12V 18Ah 250A

![Exide AGM12-18 · Motorcycle battery 12V 18Ah 250A](https://bateriasonline.es/33-home_default/exide-agm12-18.jpg)

> Exide AGM12-18: 18 Ah motorcycle battery, 250 A (EN), 180×75×165 mm, positive terminal on the right, AGM. Replaces 12Y16A-3A, YTX16CL-B-BS and 51913.

**Category:** [Motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) → [Exide](https://bateriasonline.es/en/exide-batteries)

- **Canonical URL**: https://bateriasonline.es/en/exide-agm12-18
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-AGM12-18
- **EAN**: 3661024034036
- **MPN**: AGM12-18
- **Price**: 66,64 € (VAT incl., Spain)
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Exide |
| Range | EXIDE MOTORCYCLE AGM 12 V |
| Application | Motorcycles |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 18 Ah |
| Cold cranking amps (EN) | 250 A |
| Length | 180 mm |
| Width | 75 mm |
| Height | 165 mm |
| Weight | 7.2 kg |
| Polarity | Positive terminal on the right |
| Terminal type | M11 |

## Quick description

The Exide AGM12-18 is a motorcycle battery (AGM) with 12 V, 18 Ah and 250 A cold cranking current, measuring 180 × 75 × 165 mm, with the positive terminal on the right.

## Description

## The Exide AGM12-18 at a glance

The Exide AGM12-18 is made for motorcycles, scooters and quads. It handles frame vibration and idle periods better than an adapted car battery.
At 18 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The AGM12-18 belongs to the Exide EXIDE MOTORCYCLE AGM 12V range. [See all Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Part numbers and codes for the Exide AGM12-18

Shops, garages and catalogues identify the AGM12-18 with these codes:

| Commercial reference | AGM12-18 |
|---|---|
| EAN | 3661024034036 |
| Terminal type | M11 |
| Not to be confused with | Exide AGM12-10 (10 Ah, 150 A, positive terminal on the left), Exide AGM12-12 (12 Ah, 200 A, positive terminal on the left), Exide AGM12-14 (12 Ah, 210 A) |
| Replaces (per Exide) | 12Y16A-3A, 12Y16A-3B, YTX16CL-B-BS, 51814, 51913, 52015 |

## Equivalents and alternatives to the Exide AGM12-18

We have no other battery with exactly the dimensions and polarity of the AGM12-18. Browse the rest of our [motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) to compare close options.

## Exide AGM12-18 vs AGM12-19 and ETX20HL-BS

How the AGM12-18 compares with Exide batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide AGM12-18 (this one) | 18 Ah | 250 A | 180 × 75 × 165 | right | 7.2 kg |
| Exide AGM12-19 | 18 Ah | 270 A | 175 × 90 × 155 | right | 6.1 kg |
| Exide ETX20HL-BS | 18 Ah | 270 A | 175 × 90 × 155 | right | 6.1 kg |

- Exide AGM12-19: the same capacity, 20 A more cranking power, a different case (175 × 90 × 155 mm).
- Exide ETX20HL-BS: the same capacity, 20 A more cranking power, a different case (175 × 90 × 155 mm).

## Check this before ordering the Exide AGM12-18

- Measure the space: the AGM12-18 takes up 180 × 75 × 165 mm.
- The AGM12-18 has the positive terminal on the right: compare it with your current battery.
- With 18 Ah, the AGM12-18 replaces an original battery of that capacity or slightly less.
- Cold cranking: 250 A (EN), equal to or higher than the original.

## Frequently asked questions about the Exide AGM12-18

### AGM12-18 or AGM12-19: which one suits me?

Compared with the AGM12-18, the Exide AGM12-19 has 20 A more cranking power. If your current battery says 270 A or more, choose the AGM12-19; if it says 250 A or less, the AGM12-18 is enough. Mind the space: the AGM12-19 measures 175 × 90 × 155 mm.

### How much does the Exide AGM12-18 weigh?

7.2 kg, with 18 Ah of capacity. For reference, the Exide AGM12-19 (18 Ah) weighs 6.1 kg.

### Which side is the positive terminal on the Exide AGM12-18?

On the AGM12-18, the positive terminal is on the right with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

## Inside the AGM12-18: AGM technology

Inside, the AGM12-18 has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## Other options if you are unsure about the AGM12-18

- [More motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [Full Exide catalogue](https://bateriasonline.es/en/exide-batteries)

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*bateriasonline.es — Batteries and accessories · 2026-11-10*