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  • 3x Starting Current

  • 10x More Start Cycles

  • 5x Service Lifetime

  • 30% Of Original Weight

TYKOOL 2 Pack YTX4L-BS 12.8V 140CCA Lithium Motorcycle Scooter Battery

SKU: LFP4L-BS-STD-2
$77.98
Product Features
  • YTX4L-BS Battery 2-Pack — Ideal for riders who want a dependable spare on hand, or for powering two vehicles with the same lightweight, fast-charging lithium upgrade.
  • Replacement for YTX4L-BS,YTZ5S-BS,YB4L-A,YB4L-B
  • Fast & Efficient Charging: Get back to riding faster with the Tykool LFP4L-BS-STD. It charges up to 5X faster than traditional lead-acid batteries, helping reduce downtime and keep you moving.
  • True Maintenance-Free Convenience: Ships fully charged and ready to install—no activation, no acid, no water, and no routine upkeep required. A clean, hassle-free replacement for your old lead-acid battery.
  • Strong Starting Power & Long-Lasting Durability: Delivers 120+ amps of starting power and offers 2,500+ charging cycles. Enjoy 2X the power, 10X more starts, and 5X the longevity compared with conventional lead-acid batteries.
  • Lightweight and Compact Design: Weighing just 1.32 pounds, this battery is significantly lighter than its lead-acid counterparts. Its compact size (4.44 x 2.7 x 3.34 inches) ensures a perfect fit for a wide range of vehicles, from motorcycles to ATVs and even portable generators.
  • Built-In Smart BMS Protection: Advanced BMS safeguards against overcharge, over-discharge, over-current, and short circuits. The cell balancing function supports long shelf life and consistent performance for worry-free power.
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User Manual
LiTime brand-new group 24 Bluetooth LiFePO4 battery propels industry-advancing innovations in performance, safety, energy efficiency and energy density. It demonstrates LiTime's continued drive to push the boundaries of lithium battery industry.
  • Stronger Cold-Cranking Power for Confident Starts

    Delivering up to 140A cold cranking amps, this lithium battery provides a clear advantage over traditional lead-acid options (about 80A). From chilly mornings to demanding start-ups, it’s built to fire up quickly and keep performance steady—so your motorcycle stays ready to ride, even when conditions get tough.

  • Ultra-Lightweight & Hassle-Free Maintenance-Free Design

    At only 1.32 lbs, this lithium battery is dramatically lighter than a typical lead-acid battery (about 3.2 lbs), making handling and installation quick and effortless. It’s also completely maintenance-free—no activation, no acid leaks, and no ongoing upkeep required. Just install it and enjoy dependable, long-lasting power without the extra work.

  • Built-In BMS Safety & One-Click Voltage Monitoring

    This battery is engineered with an integrated Battery Management System (BMS) to help maintain safe, stable performance. It provides key protections including over-charge, short-circuit, cell balancing/equalization, over-current, and over-discharge safeguards. Plus, the digital readout lets you check real-time voltage instantly with a simple press, then it automatically goes quiet after the click—making quick status checks effortless.

  • OEM-Perfect Sizing & Solid Brass Terminal Reliability

    Made to swap in as a true 1:1 OEM replacement, this lithium battery combines a precise case fit with solid brass terminals for strong conductivity and long-lasting durability. With compact dimensions of 4.45" (113mm) x 2.79" (71mm) x 3.38" (86mm), it installs cleanly in your battery tray—delivering dependable power without trimming, shimming, or modifications.

  • Lightweight Power You Can Count On

    TYKOOL’s LiFePO4 technology delivers a dependable Lithium Motorcycle Battery upgrade that replaces multiple common OEM models, including YTX4L-BS, YTZ5S-BS, YB4L-A, and YB4L-B. Built for strong starting performance with integrated safety protections, it provides a clean, maintenance-free alternative to lead-acid—lighter to carry, easier to install, and designed for long-lasting reliability. With TYKOOL’s continued innovation, you get modern power engineered for everyday rides and demanding conditions alike.

THIS BATTERY FITS THESE VEHICLES

Motorcycle+
Make Engine Model Year(s) TYKOOL Battery Model
Beta cc 2 Stroke 2018 - 2020 YTX4L-BS
Cagiva 50cc City, Lucky, Explorer 1994 - 1997 YTX4L-BS
Gas Gas 250cc Pampera 1996 - 2001 YTX4L-BS
Gas Gas 320cc Pampera 1998 - 2001 YTX4L-BS
Gas Gas 370cc Pampera 1997 YTX4L-BS
Honda 125cc CRF125F 2014 - 2020 YTX4L-BS
Honda 70cc CT70 1991 - 1994 YTX4L-BS
Honda 200cc TLR200 Reflex 1986 - 1987 YTX4L-BS
Honda 250cc XR250L 1991 - 1996 YTX4L-BS
Honda 125cc Z125M, MA 2019 - 2022 YTX4L-BS
Honda 50cc ZB50 1988 YTX4L-BS
Husqvarna 250cc FC 2014 - 2017 YTX4L-BS
Husqvarna 350cc FC 2014 - 2017 YTX4L-BS
Husqvarna 450cc FC 2014 - 2017 YTX4L-BS
Kawasaki 110cc KLX110, L 2003 - 2023 YTX4L-BS
Kawasaki 125cc Z125 PRO 2017 - 2023 YTX4L-BS
KTM 200cc 200 XC-W 2013 YTX4L-BS
KTM 200cc 200 XC-W 2015 - 2016 YTX4L-BS
KTM 450cc 450SMR 2013 YTX4L-BS
KTM 400cc E/XC Racing 4-Stroke 2000 - 2002 YTX4L-BS
KTM 520cc E/XC, M/XC Racing 4-Stroke 2000 - 2002 YTX4L-BS
KTM 250cc EXC, Racing 2003 - 2005 YTX4L-BS
KTM 450cc EXC, Racing 2003 - 2005 YTX4L-BS
KTM 525cc EXC, Racing 2003 - 2007 YTX4L-BS
KTM 400cc EXC, Racing 2003 - 2005 YTX4L-BS
KTM 350cc EXC-F 2014 YTX4L-BS
KTM 350cc SX-F 2011 - 2016 YTX4L-BS
KTM 450cc SX-F 2011 - 2016 YTX4L-BS
KTM 250cc SX-F, EXC, EXC-F 2012 - 2015 YTX4L-BS
KTM 250cc SX-F, EXC, EXC-F 2013 - 2018 YTX4L-BS
KTM 250cc XC, EXC, XC-W 2011 - 2012 YTX4L-BS
KTM 250cc XC, EXC 2011 - 2012 YTX4L-BS
KTM 300cc XC, XC-W, EXC-F 2011 - 2013 YTX4L-BS
KTM 250cc XC-W 2008 - 2013 YTX4L-BS
KTM 250cc XC-W, XCF-W 2015 - 2017 YTX4L-BS
Suzuki 250cc DR250S 1990 - 1992 YTX4L-BS
Suzuki 350cc DR350S 1990 - 1996 YTX4L-BS
Suzuki 650cc DR650S N, P 1992 - 1993 YTX4L-BS
Yamaha 125cc TTR125E/LE Electric Start 2003 - 2022 YTX4L-BS
ATV+
Make Engine Model Year(s) TYKOOL Battery Model
Aeon (Benzai) 100cc Cobra/CX-Sport 100 2024 YTX4L-BS
Aeon (Benzai) 50cc Cobra/CX-Sport 50 2024 YTX4L-BS
Aeon (Benzai) 90cc Cobra/CX-Sport 90 2024 YTX4L-BS
Arctic Cat 90cc ATV 90, Y-12 Youth, 2-Stroke 2002 - 2004 YTX4L-BS
Arctic Cat 50cc ATV50 Y-6 Youth 2004 - 2005 YTX4L-BS
BRP (CAN-AM) 50cc DS50, Quest 2002 - 2006 YTX4L-BS
BRP (CAN-AM) 70cc DS70 2008 - 2023 YTX4L-BS
BRP (CAN-AM) 70cc DS70 2019 YTX4L-BS
BRP (CAN-AM) 90cc DS90, DS90F, DS90 X, Quest 2002 - 2023 YTX4L-BS
BRP (CAN-AM) 90cc DS90, DS90F, Quest 2002 - 2020 YTX4L-BS
E-Ton 50cc AXL, TXL, NXL, RXL 1999 - 2003 YTX4L-BS
E-Ton 90cc AXL, TXL, NXL, RXL 1999 - 2003 YTX4L-BS
E-Ton 90cc DXL90 Sierra 1999 - 2003 YTX4L-BS
Kasea 50cc Mini Skyhawk 2024 YTX4L-BS
Polaris 50cc Scrambler 2001 - 2002 YTX4L-BS
Polaris 90cc Scrambler, Sportsman 2001 - 2002 YTX4L-BS
Qianjiang 100cc ATV100 2024 YTX4L-BS
Qianjiang 50cc ATV50 2024 YTX4L-BS
Scooter+
Make Engine Model Year(s) TYKOOL Battery Model
Honda 50cc NB50 Aero 1985 - 1987 YTX4L-BS
Honda 50cc NCH50 Metropolitan 2013 - 2017 YTX4L-BS
Honda 50cc NQ50 Spree, 50D SS 1986 - 1987 YTX4L-BS
Honda 50cc SA50 Elite LX, S, SR 1988 - 2001 YTX4L-BS
Honda 50cc SB50 (All) 1988 - 1990 YTX4L-BS
Honda 50cc SE50 Elite (All) 1987 YTX4L-BS
Honda 50cc TG50 Gyro S (All) 1985 - 1986 YTX4L-BS
Hyosung 50cc SB50 Super Cab, SD50 Sense, SF50 Prima , Rally, Sense 2024 YTX4L-BS
SYM 50cc RS50 2010 YTX4L-BS
Yamaha 50cc CY50 Riva Jog 1992 - 2001 YTX4L-BS

Shipping:

 

1. USA Dispatch Locally, Free Shipping.

 

2. Product processing time is usually 1-2 working days.

 

3. Product Standard shipping time is usually  3-5 days.

 

4. Learn more about our Shipping Policy.

 

Return:

 

1. If you are not satisfied with the products, customers can return or request a refund for products within 30 days of receipt.

 

2. Learn more about our Return & Refund Policy.

 

Model LFP4L-BS-STD
Type LiFePO4
Single cell brand 40C
Size 113*71*86mm
Weight 0.6kg
Negative position R
Rated voltage 12.8V
Rated Capacity 3.0Ah
CCA 120CCA
Interior Resistance 12.8mΩ
Rated Charge Current ≤3A
Maximum charging power ≤30A
Continuous discharge current ≤30A
Instantaneous discharge current(5S) ≤75A
Short circuit protection NO
Over Discharge Protection Voltage 8.0V
Over Discharge Recovery Voltage 9.2V
Over Charge Protection Voltage 15.6V
Over Charge Recovery Voltage 15.2V
Equalizing voltage 3.65V
Charge discharge cycle 1500 cycles
Self Discharge Rate ≤30uA
Adaptive temperature -20℃~80 ℃

FAQS

  • How do I charge a lithium battery?
  • What vehicles/devices are these batteries compatible with?
  • Will this battery fit my vehicle?
  • Can I use my existing lead-acid battery charger?
  • Is Tykool battery available to use in my e-bike?
  • Is a higher charging current safe for lithium batteries?
  • Are Lithium Batteries Safe?
  • Why choose LiFePO4 over traditional lead-acid batteries?
  • Does this battery include a built-in BMS (Battery Management System)?
  • Can this battery handle cold weather?
  • How do I choose the right charger current for my 12V lithium battery?
  • Customer Reviews
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TYKOOL 2 Pack YTX4L-BS 12.8V 140CCA Lithium Motorcycle Scooter Battery TYKOOL 2 Pack YTX4L-BS 12.8V 140CCA Lithium Motorcycle Scooter Battery
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