---
product_id: 19845103
title: "YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM High Rate Series Motorcycle Battery"
brand: "mighty max battery"
price: "A$396"
currency: AUD
in_stock: true
reviews_count: 13
category: "Mighty Max Battery"
url: https://www.desertcart.com.au/products/19845103-ytx24hl-bs-12-volt-21-ah-350-cca-rechargeable-maintenance
store_origin: AU
region: Australia
---

# Maintenance-free AGM technology 12V 21AH power capacity 350 Cold Cranking Amps for reliable starts YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM High Rate Series Motorcycle Battery

**Brand:** mighty max battery
**Price:** A$396
**Availability:** ✅ In Stock

## Summary

> ⚡ Ride fearless with power that never quits!

## Quick Answers

- **What is this?** YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM High Rate Series Motorcycle Battery by mighty max battery
- **How much does it cost?** A$396 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/19845103-ytx24hl-bs-12-volt-21-ah-350-cca-rechargeable-maintenance)

## Best For

- mighty max battery enthusiasts

## Why This Product

- Trusted mighty max battery brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Zero hassle, zero spills:** Sealed AGM design means maintenance-free, spill-proof reliability.
- • **Built tough for every terrain:** Shock and vibration resistant for rugged, on-the-go performance.
- • **Power that lasts all ride long:** 21 Amp Hours deliver consistent energy for your motorcycle adventures.
- • **Start strong, even in the cold:** 350 CCA ensures your bike fires up instantly, no matter the weather.
- • **Fits like a glove, mounts anywhere:** Compact dimensions and universal fit let you install it in any position.

## Overview

The Mighty Max YTX24HL-BS is a 12V, 21AH sealed lead acid AGM motorcycle battery offering 350 cold cranking amps for dependable starts. Its maintenance-free, spill-proof design resists shocks and vibrations, supports wide temperature ranges, and fits universally with compact dimensions. Backed by a one-year warranty, it’s engineered for long-lasting, high-performance power on every ride.

## Description

desertcart.com: Mighty Max Battery YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM High Rate Series Motorcycle Battery : Everything Else

Review: Great quality - Bought to replace the battery on a 2002 yahama tracker and it works great. The fit was good and has been durable so far. I would recommend over the high price of other batteries. Has kept a charge.
Review: Bang for the buck - Decent quality for the price. It is a cheap battery and don't expect too much more than 3-4 years. The quality could be better and it could last longer. For meeting this price point at the performance given, its a 5 star battery.

## Features

- YTX24HL-BS is a 12V 21AH 350 Cold Cranking Amps (CCA) Sealed Lead Acid (SLA) Battery
- Dimensions: 8.07 inches x 3.42 inches x 6.37 inches. Polarity: Negative on left, Positive on right. Listing is for the Battery and Screws only. No wire harness or mounting accessories included.
- SLA / AGM spill proof battery has a characteristic of high discharge rate, wide operating temperatures, long service life and deep discharge recover.
- Rechargeable battery that can be mounted in any position, resists shocks and vibration. Long lasting high performance in high and low temperatures.
- Full One Year Warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00V76AP5G |
| Amperage | 21 Amps |
| Automotive Fit Type | Universal Fit |
| Batteries | 1 12V batteries required. |
| Battery Capacity | 21 Amp Hours |
| Best Sellers Rank | #190 in Automotive ( See Top 100 in Automotive ) #1 in Powersports Batteries |
| Brand | Mighty Max Battery |
| Customer Reviews | 4.2 4.2 out of 5 stars (7,021) |
| Date First Available | January 1, 2010 |
| Item Weight | 15 pounds |
| Item model number | 3472577 |
| Manufacturer | Mighty Max Battery |
| Manufacturer Part Number | YTX24HL-BS |
| Model | YTX24HL-BS |
| Number Of Cells | 6 |
| Product Dimensions | 8.07"D x 3.42"W x 6.37"H |
| Size | YTX24HL-BS |
| Terminal | Bolt Terminal |
| UPC | 850005902645 785123698074 |

## Product Details

- **Battery Capacity:** 21 Amp Hours
- **Battery Cell Composition:** Lead Acid
- **Brand:** Mighty Max Battery
- **Item Weight:** 15 Pounds
- **Number Of Cells:** 6
- **Product Dimensions:** 8.07"D x 3.42"W x 6.37"H
- **Size:** YTX24HL-BS
- **Terminal:** Bolt Terminal
- **Vehicle Service Type:** Scooter
- **Voltage:** 12 Volts

## Images

![YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM High Rate Series Motorcycle Battery - Image 1](https://m.media-amazon.com/images/I/71o7WSjJa7L.jpg)

## Available Options

This product comes in different **Edition** options.

## Questions & Answers

**Q: Where is it made?**
A: Thank you for contacting us.  Please be advised this battery is manufactured in Thailand.  Please contact our customer service team at 855-378-7135 if further assistance is needed.

**Q: Is the battery charged when you get it?**
A: Yes.  My Honda GL1500SE started on the first try after putting in the new battery.

**Q: Can this replace a 6-fm-21 battery for a generator starter?**
A: 6 fm mean 6 cells - 21 amps I would use it

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great quality
*by T***I on January 12, 2026*

Bought to replace the battery on a 2002 yahama tracker and it works great. The fit was good and has been durable so far. I would recommend over the high price of other batteries. Has kept a charge.

### ⭐⭐⭐⭐⭐ Bang for the buck
*by S***S on November 18, 2025*

Decent quality for the price. It is a cheap battery and don't expect too much more than 3-4 years. The quality could be better and it could last longer. For meeting this price point at the performance given, its a 5 star battery.

### ⭐⭐⭐⭐⭐ Good and cheap
*by F***O on January 25, 2026*

Bought for a 1986 Yamaha moto 4 225 and it’s been working awesomely! Stays strong even after multiple cranking ( I was messing with the carb) in single digits weather ( °F) start it up in no time. Would 10/10 recommend.

## Frequently Bought Together

- Mighty Max Battery YTX24HL-BS -12 Volt 21 AH, 350 CCA, Rechargeable Maintenance Free SLA AGM Motorcycle Battery
- Weize YTX20HL-BS Battery, High Performance - Maintenance Free - Sealed AGM ETX20HL BS Motorcycle Battery

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**Shop now:** [https://www.desertcart.com.au/products/19845103-ytx24hl-bs-12-volt-21-ah-350-cca-rechargeable-maintenance](https://www.desertcart.com.au/products/19845103-ytx24hl-bs-12-volt-21-ah-350-cca-rechargeable-maintenance)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-07*