# Exide AGM12-23 YTX24HL-BS · Motorcycle battery 12V 21Ah 350A

![Exide AGM12-23 YTX24HL-BS · Motorcycle battery 12V 21Ah 350A](https://bateriasonline.es/36-home_default/exide-agm12-23.jpg)

> Exide AGM12-23 (JIS YTX24HL-BS): 21 Ah motorcycle battery, 350 A (EN), 205×90×165 mm, positive terminal on the right, AGM. Equivalent to Exide ETX24HL-BS.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-agm12-23
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-AGM12-23
- **EAN**: 3661024034043
- **MPN**: AGM12-23
- **Price**: 89,28 € (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 | 21 Ah |
| Cold cranking amps (EN) | 350 A |
| Length | 205 mm |
| Width | 90 mm |
| Height | 165 mm |
| Weight | 7 kg |
| Polarity | Positive terminal on the right |
| Terminal type | M04 |
| JIS code | YTX24 HL-BS Y50-N18 L-A1 Y50-N18 L-A3 |

## Quick description

Exide AGM12-23 (JIS YTX24HL-BS): motorcycle battery (AGM) with 12 V, 21 Ah and 350 A cold cranking current, measuring 205 × 90 × 165 mm, with the positive terminal on the right.

## Description

## Who the Exide AGM12-23 is for

The Exide AGM12-23 is made for motorcycles, scooters and quads. It is worth keeping the AGM12-23 on a maintenance charger if the bike is laid up over winter.
At 21 Ah it is a large battery for heavy motorcycles, jet skis and utility quads. The AGM12-23 belongs to the Exide EXIDE MOTORCYCLE AGM 12V range. [More Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Exide AGM12-23 codes and part numbers

This is how the Exide AGM12-23 appears on the label and in parts catalogues:

| Commercial reference | AGM12-23 |
|---|---|
| JIS code | YTX24HL-BS, Y50-N18L-A1, Y50-N18L-A3 |
| EAN | 3661024034043 |
| Terminal type | M04 |

## Equivalents and alternatives to the Exide AGM12-23

As the AGM12-23 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta YTX24HL-BS | AGM | 21 Ah | 340 A | 205 × 90 × 164 |
| Varta TX24HL (FA) | AGM | 21 Ah | 330 A | 205 × 87 × 162 |
| Fulbat FTX24HL-BS | AGM | 22.1 Ah | 350 A | 205 × 87 × 162 |
| Exide ETX24HL-BS | AGM | 21 Ah | 350 A | 205 × 90 × 165 |

## Exide AGM12-23 vs AGM12-18 and AGM12-19: differences

What sets the AGM12-23 apart from its neighbours in the Exide range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide AGM12-23 (this one) | 21 Ah | 350 A | 205 × 90 × 165 | right | 7 kg |
| Exide AGM12-18 | 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 AGM12-18: 3 Ah less, 100 A less cranking power, a different case (180 × 75 × 165 mm).
- Exide AGM12-19: 3 Ah less, 80 A less cranking power, a different case (175 × 90 × 155 mm).

## Check this before ordering the Exide AGM12-23

- Check the EN amps on your battery: if it says 350 A or less, the AGM12-23 covers your engine.
- Capacity of the AGM12-23: 21 Ah; the same as your current battery or slightly more is fine.
- The AGM12-23 has the positive terminal on the right: compare it with your current battery.
- The AGM12-23 needs 205 × 90 × 165 mm of space: measure it with the hold-down clamp in place.

## Frequently asked questions about the Exide AGM12-23

### Exide AGM12-23 or AGM12-18?

Compared with the AGM12-23, the Exide AGM12-18 has 3 Ah less and 100 A less cranking power. The AGM12-23 cranks harder; the AGM12-18 is only a good option if your original battery says 250 A or less. Mind the space: the AGM12-18 measures 180 × 75 × 165 mm.

### How much does the Exide AGM12-23 weigh?

The AGM12-23 weighs 7 kg. For reference, the Exide AGM12-18 (18 Ah) weighs 7.2 kg.

### Which battery is equivalent to the Exide AGM12-23?

Only other AGM batteries with its dimensions and polarity: Varta YTX24HL-BS, Varta TX24HL (FA) and Fulbat FTX24HL-BS. Neither an EFB nor a conventional battery replaces the AGM12-23.

### Which side is the positive terminal on the Exide AGM12-23?

The AGM12-23 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

## AGM technology in the AGM12-23

Inside, the AGM12-23 has glass fibre separators (AGM) that hold the electrolyte. The AGM12-23 needs a charger with an AGM mode that does not exceed 14.7 V.

## More batteries to compare with the AGM12-23

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Exide models](https://bateriasonline.es/en/exide-batteries)
- [Varta YTX24HL-BS](https://bateriasonline.es/en/varta-ytx24hl-bs-521908034) · 21 Ah, 340 A, 205×90×164 mm
- [Varta TX24HL (FA)](https://bateriasonline.es/en/varta-tx24hl-fa-521909033) · 21 Ah, 330 A, 205×87×162 mm

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