Mighty Max Battery YTX20L-BS Battery Review

Mighty Max Battery YTX20L-BS BatteryMighty Max Battery YTX20L-BS Replaces Harley-Davidson 883cc XL, XLH (Sportster). It offers polarity with a negative terminal on the left and a positive one on the right.This model is ideal for jet skis, motorcycles, ATVs, personal watercrafts, snowmobiles and more. This sealed lead battery can work heavily and has high cranking power.

These are the sealed AGM batteries. So, there is no need to worry about the leaks or spillage of the acid. It is best fit for all the compatible bikes.It is made of high quality material and is totally reliable. It is a rechargeable battery that can be fitted in any position, resists vibrations and shocks with a cranking power of 270 CCA. All these qualities of this battery makes it user-friendly. 

The physical dimensions of this battery are:

  • Length = 6.89 inches
  • Width = 3.43 inches
  • Height =  6.1 inches
  • Weight = 11.79 pounds

Mighty Max YTX20L-BS Features

  1. Maintenance free: The battery eliminates the low water levels and needs no activation or filling. This battery has a good cranking power that withstands the damaging effects of severe vibrations.
  1. Warranty and Guarantee: It offers the 30 days money back guarantee and a complete one year free replacement warranty. What is there to fear about buying it?
  1. Easy Application: These batteries are delivered with a complete charge. So, You can be ready to go once the product gets delivered with an easy installation of the battery to the application.
  1. AGM technology: This technology’s key is to provide the highly porous micro-fiber separators (Patented Solid Lead Female Threaded Terminals). They absorb, trap the acid completely. So, this battery is battery spill and leak proof. It extends the battery life.
  1. More cranking power: The battery has high power to crank, so that it can handle any high compression engine (270 Amps). You can just buy and ride it freely with confidence.


  • Safe and reliable.
  • Easy installation and fully charged on delivery.
  • 12 volt, 18 amp-hours, 270 Cold Cranking Amps, maintenance-free battery. 
  • Acid spill and leak proof.
  • Matches well for the Harley and works better than any other OEM battery.
  • Refund or replacement guarantee. (1 year warranty)


  • As per one of the users experience, contact posts are not threaded.
  • You should be careful while choosing a charger for the battery.

Mighty Max YTX20L-BS FAQ’s

  1. Is it easy to use?

    A big yes! 
    It will be shipped to you with complete charge. All you need to do is to install it carefully. And there you go! You are all set to ride your Harley.

  2. How many cold cranking amps does this battery have?

    The battery has a good power of 270 cold cranking amps to crank, so that it can handle any medium compression engine. You can just buy and ride it freely with confidence, if it is compatible with your bike’s engine.

  3. What are the physical dimensions of the battery?

    The physical dimensions of this battery are:
    Length = 6.89 inches
    Width = 3.43 inches
    Height =  6.1 inches
    Weight = 11.79 pounds

  4. Are there bolts included for the battery?

    Yes! The hardware is pre-installed with good bolts and special nuts of rich quality. Foaming under the nuts when you find more than one terminal, helps the bolt to get started in the nut.

  5. What kind of chargers work with this battery?

    Any kind of standard 12V supportive charger will work on this battery. We suggest the one with a float mode, so that you could eliminate the risk of overcharging your battery with 2amp or under amperage setting.

Final Words

So, this is a maintenance free battery which is completely charged and sealed. It has a high quality absorbed glass mat technology that avoids the spills and leaks of acid. Provides safety, right? So, what are you waiting for? If your vehicle needs a battery of 270 CCA, here it is! 

Still not convinced or dont have enough funds, try ez battery reconditioning.

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