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Yuasa YT19BL-BS BMW Motorcycle Battery

Yuasa YT19BL-BS BMW Motorcycle Battery
MDS Price:  £89.95(£74.96 Exc. VAT)


In stock, immediate despatch  

In stock, immediate despatch

Part Number:  YT19BL-BS
Voltage:  12v
Capacity:  19Ah
CCA Rating (EN):  170A
Length:  186mm
Width:  82mm
Height:  173mm

Free Yuasa biker snood with all Yuasa YT/YTX and YTZ Series maintenance free batteries

Under new EPP Regulations, all Yuasa YT/YTX and YTZ Series sealed maintenance free motorcycle batteries are now supplied pre-filled ready to fit


Replacement battery for BMW motorcycles - replaces Exide EX12-19

  • 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


  • Manufacturer:Yuasa
  • Battery type number: YT19BL-BS
  • Battery type: Sealed maintenance-free battery
  • Filling kit included: Supplied pre-filled
  • Dimensions: 186mm x 82mm x 173mm
  • Capacity rating: 19Ah
  • Cold-start performance: 170EN
  • Maximum charging rate: 1 Amp
  • Weight (filled): 7.0kg
  • Terminal layout: Left: - Right: + (With the terminals on the edge nearest to you)
  • Warranty: One year warranty
  • Commodity Code / HS Code - 85071020
  • Country of Origin (COO) - TW, Taiwan

For a lithium iron upgrade please have a look at the Shorai LFX21L6-BS12 12V 21AH Cold-start performance: 315A CCA.



Replaces the following part numbers

  • Yuasa 51814
  • Yuasa 51913
  • Yuasa 52015
  • Varta 518-014-015
  • Varta 519-013-017
  • Varta 519-901-017
  • Varta 520-015-018
  • Odyssey PC680
  • Enersys Extreme Racing 25
  • BMW 61.21-2 346 800
  • BMW 61.21-2 306 125
  • BMW 61.21-2 306 626
  • BMW 61.21-2 306 200
  • Exide EX12-19
  • Exide GEL12-19
  • 6121230620061
  • KTZ19S

Suitable for fitment in the following BMW motorcycle models

  • 60-5
  • R65 G/S
  • R75/5
  • R80 R80R R80ST R80/7
  • R850
  • R90ST
  • K1100LT K1100RS
  • R1100RT R1100RS
  • R1150RT
  • K1200GT K1200RS
  • K1200LT
  • R1200RT
  • And many more!

 To download the full Yuasa automotive range guide click icon

 To download the Yuasa MSDS safety sheet click icon


All prices include free mainland UK delivery - other than certain remote areas that may attract a delivery surcharge.

All Royal Mail deliveries are sent by first class post and are free to all UK postcodes.

Most UPS deliveries are free however remote areas may have a delivery surcharge; these are generally the Scottish Highlands and Islands, most off shore islands and a few other remote or inaccessible parts of the UK.

Certain products are unavailable for post/courier delivery due to restrictions on shipping hazardous substances; these will be available for collection only or in most instances can be shipped via specialist courier or pallet service at an additional charge.

If you have any delivery problems, require technical assistance or would simply like to speak to a human being then please call us.

For further delivery information click here


Does this battery come pre-filled?

Yes these now come pre-filled - under new EPP (Explosives, Precursors and Poisons) Regulations these can no longer be shipped with a separate acid pack so all Yuasa YTX Series maintenance free batteries will be pre-filled prior to despatch.

View our blog post on the new regulations

Does this battery come charged?

They come with around 70% charge from the factory so can be fitted and used immediately as long as your bike is used on a regular basis. For bikes only used on an occasional basis we would suggest a full charge prior to install and on-going maintenance charging.

Can this battery be side mounted?

Yes this battery can be side mounted at up to 90 degrees from the vertical