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-17936

STX20L-BS 12V 18AH High Performance Battery for Yamaha XV1600 Road Star 1999-2003

Sale price $59.98 USD Regular price $82.13
Shipping calculated at checkout.

➤ Guaranteed fit for Yamaha XV1600 Road Star (1999-2003) models

➤ Meets or exceeds OEM specs for dependable starting power

➤ Maintenance-free design requires no water or electrolyte checks

➤ Spill-proof construction enhances safety and convenience

➤ Long-lasting performance ensures reliable power over time


📦🚀 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

STX20L-BS 12V 18AH Battery for Yamaha XV1600 Road Star (1999-2003)

Replace your OEM battery with this STX20L-BS 12V 18AH direct-fit replacement battery for the Yamaha XV1600 Road Star (1999-2003). Engineered to deliver dependable starting power and maintenance-free convenience, this high-performance battery is designed to meet or exceed OEM specifications so your motorcycle starts strong ride after ride. Its spill-proof, maintenance-free construction gives you a reliable, long-lasting battery solution without the hassle of electrolyte maintenance.

Key Specifications

  • Compatibility: Yamaha XV1600 Road Star (1999-2003)
  • Model: STX20L-BS
  • Voltage: 12 Volts
  • Capacity: 18 AH
  • Terminal Type: Nut & Bolt
  • Maintenance: Maintenance-Free Technology (no need to add water)
  • Design: Spill-Proof Design
  • OEM Fit: Guaranteed Fit / OEM Replacement
  • Performance: Long-Lasting Performance and Reliable Starting Power
  • Brand: SigmasTek

Benefits

  • Durability: Built to withstand vibration and the demands of motorcycle usage, this battery provides consistent power in everyday riding and seasonal storage.
  • Long Life: Maintenance-free AGM-style construction promotes a long-lasting battery life and minimizes self-discharge during periods of non-use.
  • High Performance: Designed as a high-performance battery replacement, the STX20L-BS offers strong cranking amps to ensure reliable cold starts and dependable ignition performance.
  • Safety and Convenience: Spill-proof design removes the need for electrolyte checks or refills and allows safe installation and transport.
  • Typical Applications: Ideal for the Yamaha XV1600 Road Star and other compatible cruiser motorcycles that require a 12V 18AH replacement battery with nut & bolt terminals.
  • Fit and Reliability: Guaranteed fit and OEM-level quality mean you can replace your worn battery with confidence and get back on the road quickly.

Ready to upgrade your Yamaha XV1600 Road Star? Order this STX20L-BS replacement battery now for fast shipping and enjoy the dependable, long-lasting battery performance your motorcycle deserves. Buy today and ride with confidence.


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.