Yamaha XJ900R Seca Battery

The Yamaha XJ900R Seca (900cc) takes a YTX14AHL-BS battery, about 210 CCA and 12 Ah. It is a sealed agm (maintenance-free), and a lithium drop-in fits the same case.

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Key takeaways

  • Battery: YTX14AHL-BS (also sold as YB14L).
  • Sealed AGM (maintenance-free), around 210 CCA, 12 Ah.
  • Lithium drop-in fits the same YTX14AHL-BS case - lighter, longer-lived, needs a lithium charger.
  • Covers 1983.
Battery SizeYTX14AHL-BSalso sold as YB14LThe case-size code that sets the physical fit, terminal layout, and capacity.Verified fit
Chemistry (OEM)
Sealed AGM (maintenance-free)
Cold cranking amps (CCA)
210
Capacity
12 Ah
Engine
900cc
Fits model years
1983

The -BS suffix means it ships dry with an acid pack you add once - after that it is a sealed, maintenance-free AGM battery.

Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

The Yamaha XJ900R Seca uses a YTX14AHL-BS - sealed agm (maintenance-free). Around 210 CCA of cold-start current. Meeting or beating the OEM rating is fine; going under it can cause hard starts in the cold. About 12 Ah of capacity - the reserve that runs lights and electronics with the engine off.

AGM is the safe like-for-like: cheapest, tolerant of standard chargers and trickle tenders, and heavier. Lithium (LiFePO4) drop-ins in the same case size cut weight by roughly 60-70%, hold voltage better, and self-discharge far slower - but they cost more and need a lithium-aware charger, not an old lead-acid trickle charger.

Buy the battery for your Yamaha XJ900R Seca

AGM is the safe like-for-like: cheapest, tolerant of standard chargers and trickle tenders, and heavier. Lithium (LiFePO4) drop-ins in the same case size cut weight by roughly 60-70%, hold voltage better, and self-discharge far slower - but they cost more and need a lithium-aware charger, not an old lead-acid trickle charger.

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Installing it

Disconnect the negative (-) terminal first and reconnect it last. Powersports batteries are small and light, so this is usually a 10-15 minute job with a couple of hand tools.

Frequently asked

What battery does a Yamaha XJ900R Seca take?

The Yamaha XJ900R Seca takes a YTX14AHL-BS battery (also sold as YB14L), a sealed agm (maintenance-free) rated around 210 CCA and 12 Ah.

Is the YTX14AHL-BS an AGM or lithium battery?

Sealed AGM (maintenance-free). The -BS suffix means it ships dry with an acid pack you add once - after that it is a sealed, maintenance-free AGM battery. You can also fit a LiFePO4 lithium drop-in in the same YTX14AHL-BS case size for less weight and longer life - just use a lithium-aware charger.

How many cold cranking amps (CCA) does it need?

Around 210 CCA of cold-start current. Meeting or beating the OEM rating is fine; going under it can cause hard starts in the cold.

Can I put a lithium battery in a Yamaha XJ900R Seca?

Yes. Lithium (LiFePO4) drop-ins are made in the same YTX14AHL-BS case size, so they fit the tray and terminals. They weigh far less and last longer, but need a lithium-compatible charger rather than an old lead-acid trickle charger.

How do I change the battery on a Yamaha XJ900R Seca?

Disconnect the negative (-) terminal first and reconnect it last. Powersports batteries are small and light, so this is usually a 10-15 minute job with a couple of hand tools.

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