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Yuasa YTX20-BS

 In Stock

Delivery to UK Mainland
Buy now for despatch
Today (Thursday)

Part Number:  YTX20-BS

89.99 (inc VAT)


Yuasa motorcycle batteries are the number one choice of most major bike manufacturers; the 12V Yuasa YTX20-BS is a top quality OEM replacement for your original fit battery and by choosing Yuasa you can be sure of compatability.

Brand:   Yuasa
Voltage:   12V
Capacity:   18AhHelpAmpHour or Ah measures the capacity of a battery.
In simple terms, the higher the Ah the more energy the battery can store.

If you imagine a bucket of water, the bigger the bucket, the more water it can store.

For example.
A 20Ah battery can normally deliver 1 Amp for 20 hours or 2 Amps for 10 hours. At extremes the performance usually drops, for example it may not deliver 20 Amps for one hour.

1Ah = 1000mAh
CCA (EN):   270A HelpCCA or Cold Cranking Amps, measures the starting performance of the battery.
In simple terms, the higher the CCA the easier it will start the engine.

There are several standards.

DIN German Industrial Standard at -18C
EN European Standard EN50342.1 at -18C
SAE American Standard at -18C
Length: 177mm
Width: 88mm
Height: 156mm
Barcode: 4016987109175

Honda Goldwing 1500 uses YTX20-BS Battery


  • Spill-proof design to avoid any leakage
  • Advanced lead-calcium technology for improved starting power
  • Longer lasting design with reduced sulphation
  • Exceptional vibration resistance for the best reliability
  • Supplied with acid pack and installation instructions

Replacement battery for the Harley Davidson 66672-6 and 69991-82B batteries

For the high performance version Yuasa YTX20H-BS to replace a 65948-04 battery click here


  • Manufacturer: Yuasa
  • Battery Type Number: Yuasa YTX20-BS
  • Battery Type: Sealed 12V AGM maintenance-free battery
  • Filling Kit Included: Yes
  • Dimensions: 177mm x 88mm x 156mm
  • Capacity Rating: 18Ah
  • Cold-Start Performance CCA (EN): 260A
  • Maximum Charging Rate: 2.0 Amp
  • Weight (filled): 7.80kg
  • Terminal Layout: Left: + Right: - (With the terminals on the edge nearest to you)

Replaces The Following Part Numbers

  • Varta 518 902 026
  • Harley Davidson 66672-6
  • Harley Davidson 69991-82B
  • 65991-75
  • 65991-75A
  • 65991-82
  • 66672-96

We Also Stock Equivalent Lightweight Shorai Lithium-Iron Batteries

CAUTION: Please be aware that if this battery is mounted on its side or at more than 30 degrees from vertical in your bike then you must leave it to stand in an upright position after you have filled it for at least 24 hours before you install it.

If you are buying this battery to replace a Harley Davidson battery. You will need to purchase the adapter kit Y23294946

Click here to purchase Harley Davidson adapter kit

Motorcycle Battery Chargers

Optimate 4D


Ctek XC800

Ctek XS0.8

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Yuasa 12v

  • Fully Auto
  • Wall Mount
  • LED Display
  • Onbike Socket
  • 6v & 12v
  • 1200mAh Output
  • Onbike Socket
  • 6v for scooters
  • High Quality
  • 800mAh Output
  • Onbike Socket
  • 12v only
  • High Quality
  • 800mAh Output
  • Onbike Socket
  • Best Seller
  • High Quality
  • 3600mAh Output
  • Car & Bikes
  • Onbike Socket
  • Lowest Price
  • 12v trickle charger
  • 900mAh charge rate
  • 3 LED display
  • Croc clips

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Harley Front Mount Kit

(inc. VAT) 

Harley Front Mount Kit

Yuasa YTX20H-BS Motorbike Battery

(inc. VAT) 

Yuasa YTX20H-BS Motorbike Battery
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