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-17292

STX20L-BS High Performance Replacement Battery for Yamaha YFM600FW Grizzly (1998-2001)

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

➤ Guaranteed fit for Yamaha YFM600FW Grizzly (1998-2001)

➤ Meets or exceeds OEM specs for reliable starting power

➤ Maintenance-free design for hassle-free use

➤ Durable build withstands vibrations and impacts

➤ Spill-proof and leak-proof for safe handling


📦🚀 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 Replacement Battery — Yamaha YFM600FW Grizzly (1998-2001)

Restore dependable starting power to your Yamaha YFM600FW Grizzly (1998-2001) with the STX20L-BS replacement battery. Built as a direct replacement, this high-performance battery is designed to meet or exceed OEM specifications and deliver reliable operation across a range of conditions. Its maintenance-free, spill-proof design makes it a practical and trustworthy choice for ATV owners.

Key Specifications

  • Product: STX20L-BS
  • Compatible Model: Yamaha YFM600FW Grizzly (1998-2001)
  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 18 Ah
  • Terminal Type: Nut & Bolt
  • Direct replacement for original battery
  • Meets or exceeds OEM specifications
  • Maintenance-free design
  • Durable construction to withstand vibrations and impacts
  • Spill-proof and leak-proof design
  • Compatible with the 600CC engine

Benefits

This STX20L-BS replacement battery emphasizes durability and user convenience. The maintenance-free, sealed construction removes the need for periodic electrolyte checks and reduces the risk of acid spills during installation and use. Rugged housing improves resistance to vibration and impact, extending service life in the rough conditions typical of ATV use.

As a long-lasting battery option, it provides reliable starting power and steady electrical output for lighting, instruments, and accessories. Whether you rely on your Grizzly for trail riding, utility tasks, or emergency starts, this battery delivers the reserve power and dependability you require. The battery’s compliance with OEM specifications ensures correct fitment and performance without modification.

Beyond vehicle use, the sealed and maintenance-free STX20L-BS can be used in applications that need a compact, leak-proof 12V source with nut & bolt terminals. It’s an ideal choice for those seeking a hassle-free, high-performance battery replacement that lasts.

Don’t let a weak battery hold you back. Purchase the STX20L-BS replacement battery today and get dependable, long-lasting power for your Yamaha YFM600FW Grizzly.


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.