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Innovative Ajc Pro Battery Compatible With Kawasaki Js400 400cc Personal Watercraft Battery (1976) Easy Assembly [6XfI350Q]

$22.99 $73.99 -69%

Information12V SLA AGM | Premier OEM Replacement Battery by AJC®Factory Activated & Maintenance-Free: Battery arrives fully charged and ready to install. AGM technology means no acid, no water, and zero maintenance, just pure, reliable performanc

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Innovative Ajc Pro Battery Compatible With Kawasaki Js400 400cc Personal Watercraft Battery (1976) Easy Assembly [6XfI350Q]

Information
  • 12V SLA AGM | Premier OEM Replacement Battery by AJC®
  • Factory Activated & Maintenance-Free: Battery arrives fully charged and ready to install. AGM technology means no acid, no water, and zero maintenance, just pure, reliable performance.
  • Unleash Unmatched Performance: AJC® Pro Powersports Batteries use advanced technology to deliver long-lasting power, even after periods of inactivity.
  • Get More Power, Go Further: Increased capacity provides more cranking power, ideal for powersports vehicles that demand top performance and unmatched reliability.
  • Exact OEM Replacement: These batteries are guaranteed to fit your powersports vehicle easily and precisely, ensuring a seamless upgrade.
  • Maximum Vibration Resistance: High-impact PP case provides superior durability and vibration protection.
  • Easy Installation: Simply reuse your existing cabling and hardware for a fast, straightforward install.
  • Buy with Confidence: Backed by our hassle-free 30-day return policy and a 12-month warranty.
  • Important Note: Please verify battery compatibility with your vehicle before ordering. We are not responsible for incorrect orders.
Disclaimer: Our products are not affiliated with, authorized by, manufactured by, or sold by Kawasaki.
Specifications
For Innovative Ajc Pro Battery Compatible With Kawasaki Js400 400cc Personal Watercraft Battery (1976) Easy Assembly [6XfI350Q]
  • Brand: AJC® Replacement Batteries
  • AJC Part #: AJC-PS-AYZ20HL
  • Replaces Part #: JS400
  • Voltage: 12V
  • Capacity: 20Ah
  • Cold Cranking Amps: 320
  • Polarity: -/+
  • Terminal: E
  • Dimensions: L 6.89 x W 3.43 x H 6.14 inches
  • Weight: 15 lbs
Cross Reference

AJC AYZ20HL replaces:

  • GYZ20HL
  • GYZ20L
  • YTX20L-BS2
  • MBTX20UHD
  • ETX-16L
  • MTX-16L
Resources
  • Replacing Your Personal Watercraft Pro Battery
  • Benefits of AJC® Replacement Batteries
  • AGM Personal Watercraft Pro Battery Care
View Personal Watercraft Battery Resources
FAQs
  • What is the best replacement battery for the Kawasaki JS400 400CC Personal Watercraft Pro Battery (1976)?

    The AJC-PS-AYZ20HL-525245 is the best replacement battery for the Kawasaki JS400 400CC Personal Watercraft Battery (1976).


  • What are the dimensions of the Kawasaki JS400 400CC Personal Watercraft Pro Replacement Battery (1976)?

    The dimensions are L 6.89 x W3.43 x H 6.14 inches.


  • What is your return policy and battery warranty?

    Our batteries are backed by easy 30-day returns and a 12-month warranty.


  • How do I maintain my SLA battery?

    These batteries are maintenance-free and factory activated. It arrives fully sealed, charged and ready for action.


  • Do I need to add acid to this battery?

    No need to add acid or water, ever.


  • Do you have a wholesale, reseller and large volume purchase program?

    Yes, our bulk purchasing program saves you money and allows you to obtain the batteries you need in one easy, hassle-free transaction. Apply here.


What Our Customers Say

January 16, 2026

Absolutely no complaints!

It's a very solid and reliable device. It is a pleasure to use.

- Kody M..

January 16, 2026

Absolutely no complaints!

This product is a superb performer. It's a great addition to my arsenal.

- Jerome C..

January 16, 2026

Absolutely no complaints!

It's a very smooth and silent operator. A pleasure to be around.

- Aspen P..

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