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Fire Power

Fire Power HJTZ5SL-FPZ-B Lithium Battery – KTM 250/350/450 SX-F 2007-2025 165 CCA

Fire Power HJTZ5SL-FPZ-B Lithium Battery – KTM 250/350/450 SX-F 2007-2025 165 CCA

Regular price $156.56 USD
Regular price $173.95 USD Sale price $156.56 USD
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Elevate your 2007-2025 KTM 250 SX-F, 350 SX-F, or 450 SX-F with the Fire Power Featherweight Lithium Battery HJTZ5SL-FPZ-B (165 CCA). Engineered with advanced Lithium-Ion Polymer technology, this Fire Power Lithium Battery for KTM motocross bikes delivers superior cranking amps, lightning-fast recharge, and a dramatic 50–70% weight reduction compared to OEM and lead-acid batteries.

The Fire Power HJTZ5SL-FPZ-B Lithium Battery is designed to outperform stock batteries, providing reliable starts, long-term durability, and improved handling. With a built-in LED test gauge, extended cycle life, and eco-friendly construction, it’s the smart upgrade for riders who demand top performance.

Key Features:

  • 165 Cold Cranking Amps (CCA) – Reliable starts, even under demanding conditions
  • Featherweight Design – 50–70% lighter for better bike handling and agility
  • LED Test Gauge – Easily check charge status at a glance
  • Rapid Recharge – Reaches 90% charge in just 6 minutes
  • Extended Lifespan – 6–12x more cycles than traditional lead-acid batteries
  • Shelf Life – Holds charge for up to 1 year without recharging
  • Eco-Friendly – No acid, heavy metals, or combustion risk

The Fire Power Lithium Battery HJTZ5SL-FPZ-B for KTM SX-F models redefines performance—lighter, stronger, and longer lasting than any OEM replacement.


🔹 Frequently Asked Questions (FAQ)

Q: Will the Fire Power HJTZ5SL-FPZ-B fit my KTM SX-F without modifications?
A: Yes, it’s a direct OEM replacement for 2007-2025 KTM 250 SX-F, 350 SX-F, and 450 SX-F models.

Q: How does this lithium battery compare to a lead-acid battery?
A: It’s lighter, longer-lasting, and delivers more cranking amps, ensuring reliable starts and better performance.

Q: Do I need a special charger for this battery?
A: Yes, use a Lithium-Ion compatible charger for maximum performance and longevity.


⚡ Don’t settle for heavy, outdated batteries. Upgrade your KTM with the Fire Power HJTZ5SL-FPZ-B Lithium Battery today for unmatched power, lighter handling, and long-lasting reliability.


Moto-House MX – Choice of Champions – is located in Clermont/Monteverde, FL. The best motocross shop in Central Florida.

Looking for the Best way to keep your new Lithium Battery fully charged - Click here for the OptiMate Lithium LFP 4S 0.8A Battery Charger - Lithium TM471 

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