For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com

New collections added! Learn more

🎉 First Order Special 🎉

First-time shoppers get 5% OFF on batteries & accessories!

WELCOME5
SigmasTek  |  SKU: BW-19261

Harley-Davidson Soft Tail FLST 1340CC 1991-1999 Compatible Replacement Battery

Sale price $81.83 USD Regular price $104.04
Shipping calculated at checkout.

➤ Maintenance-free AGM design eliminates the need for acid refills

➤ Spillproof and leakproof for safe, hassle-free use

➤ U.L. recognized and CE certified for guaranteed quality and safety

➤ Superior starting power with deep cycle capacity for reliable performance

➤ Resistant to extreme freeze, heat, and vibration for durability on the road


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.

📸 Send Your Battery Photo / Unsure? Expert Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
POST YOUR IMAGE

Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 18 Ah

Terminal Type

Nut & Bolt

Harley-Davidson 1340CC Soft Tail FLST, 1991-1996; 1997-1999 Replacement Battery

Built for the Harley-Davidson 1340CC Soft Tail FLST models covering 1991-1996 and 1997-1999, this AGM maintenance-free replacement battery provides the dependable starting power and rugged reliability vintage riders expect. Offering maintenance-free convenience—no acid filling required—this long-lasting battery is a practical upgrade for restorations, replacements, and dependable daily use on classic Soft Tail machines.

Key Specifications

  • Compatibility: Harley-Davidson 1340CC Soft Tail FLST 1991-1996; 1997-1999
  • Battery Type: AGM Maintenance Free (Absorbed Glass Mat Design)
  • Design Features: Maintenance-Free Design; Spillproof and Leakproof Design
  • Certifications: U.L. Recognized and CE Certified
  • Vent System: Valve Regulated Vent System
  • Resistance: Extreme Freeze, Heat and Vibration Resistance
  • Performance: Superior Starting Power and Deep Cycle Capacity
  • Condition: Brand New, Factory Fresh
  • Voltage: 12 Volts
  • Capacity: 18 Ah
  • Terminal Type: Nut & Bolt
  • Brand: SigmasTek (listed alongside Harley-Davidson)
  • Warranty: 6 Month Warranty

Benefits

  • Durability: The absorbed glass mat and valve-regulated design ensure a spillproof, leakproof battery ideal for the vibration and tilt experienced on classic Harley frames.
  • Long Life: Maintenance-free construction reduces the need for service and supports long-term reliability—making this a true long-lasting battery choice for older bikes.
  • High Performance: Delivers superior starting power for consistent ignition and robust operation of lighting and electronic accessories during rides.
  • Weather Resistance: Rated to resist extreme freeze and heat, this battery maintains performance across seasonal temperature swings.
  • Versatile Applications: While purpose-built for motorcycles, this reliable AGM battery can also serve in emergency power roles, small UPS setups, and portable tool applications when compatible.
  • Quality Assured: U.L. recognition and CE certification show that safety and manufacturing quality are prioritized in this replacement battery.

Replace your old unit with confidence—order the Harley-Davidson 1340CC Soft Tail FLST replacement battery today. This high-performance replacement battery is ready to ship from stock, backed by a 6 month warranty, and designed to get your classic Soft Tail back to dependable operation. Add to cart now and secure reliable starts for every ride.


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.